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NCT02663518 · FLOW

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A Trial of PF-07901800 (TTI-621) for Patients With Hematologic Malignancies and Selected Solid Tumors · Source last updated 2024-05-10

Results reported by the registry submitting party. Population, time horizon, units and missing values must be read together.

groups
  1. description
    Participants with advanced relapsed or refractory lymphomas received TTI-621 0.05 milligram per kilogram (mg/kg) infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG000
    title
    Ontorpacept (PF-07901800/TTI-621) 0.05 mg/kg
  2. description
    Participants with advanced relapsed or refractory lymphomas received TTI-621 0.1 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG001
    title
    Ontorpacept (PF-07901800/TTI-621) 0.1 mg/kg
  3. description
    Participants with advanced relapsed or refractory lymphomas received TTI-621 0.2 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG002
    title
    Ontorpacept (PF-07901800/TTI-621) 0.2 mg/kg
  4. description
    Participants with advanced relapsed or refractory lymphomas received TTI-621 0.3 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG003
    title
    Ontorpacept (PF-07901800/TTI-621) 0.3 mg/kg
  5. description
    Participants with a broader variety of hematologic malignancies and selected solid tumors, received a 0.2 mg/kg/week TTI-621 infusion until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG004
    title
    Ontorpacept (PF-07901800/TTI-621) Monotherapy for Part 2
  6. description
    Participants with Classical Hodgkin's Lymphoma (cHL) received 0.1 mg/kg/week TTI-621 infusion along with 3 mg/kg nivolumab given every 2 weeks or a fixed dose per current FDA approved package insert for cHL. If required dose of TTI-621 could be increased up to 0.5 mg/kg/week. Participants received TTI-621 monotherapy upon completion of combination partner regimen/unacceptable toxicity to the combination regimen.
    id
    FG005
    title
    Ontorpacept (PF-07901800/TTI-621)+ Nivolumab Combination
  7. description
    Participants with CD20-positive malignancies received 0.1 mg/kg/week TTI-621 infusion along with 375 milligram per meter square (mg/m\^2) rituximab given weekly (1 cycle) for up to 8 cycles according to the institutional standard of care. Participants received TTI-621 monotherapy upon completion of combination partner regimen/unacceptable toxicity to the combination regimen.
    id
    FG006
    title
    Ontorpacept (PF-07901800/TTI-621) + Rituximab Combination
  8. description
    Participants with cutaneous T-cell lymphoma (CTCL) and peripheral T-cell lymphoma (PTCL), received a 0.2 mg/kg/week TTI-621 infusion. Initial 2 weeks of 0.2 mg/kg treatment followed by intraparticipant dose intensification at an increment of 0.1 mg/kg per week up to 0.5 mg/kg within 5-8 weeks until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG007
    title
    Ontorpacept (PF-07901800/TTI-621) Monotherapy for Part 3
  9. description
    Participants with relapsed or refractory CTCL received TTI-621 0.5 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG008
    title
    Ontorpacept (PF-07901800/TTI-621) 0.5 mg/kg
  10. description
    Participants with relapsed or refractory CTCL received TTI-621 0.7 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG009
    title
    Ontorpacept (PF-07901800/TTI-621) 0.7 mg/kg
  11. description
    Participants with relapsed or refractory CTCL received TTI-621 1.0 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG010
    title
    Ontorpacept (PF-07901800/TTI-621) 1.0 mg/kg
  12. description
    Participants with relapsed or refractory CTCL received TTI-621 1.4 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG011
    title
    Ontorpacept (PF-07901800/TTI-621) 1.4 mg/kg
periods
  1. drop Withdraws
    1. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        1
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Death
    2. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        1
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Lost to Follow-up
    3. reasons
      1. group Id
        FG000
        num Subjects
        2
      2. group Id
        FG001
        num Subjects
        3
      3. group Id
        FG002
        num Subjects
        2
      4. group Id
        FG003
        num Subjects
        3
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Progressive Disease
    4. reasons
      1. group Id
        FG000
        num Subjects
        1
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        1
      4. group Id
        FG003
        num Subjects
        1
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Informed Consent Withdrawn
    5. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        2
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Other
    milestones
    1. achievements
      1. comment
        Part 1 participants.
        group Id
        FG000
        num Subjects
        3
      2. comment
        Part 1 participants.
        group Id
        FG001
        num Subjects
        3
      3. comment
        Part 1 participants.
        group Id
        FG002
        num Subjects
        7
      4. comment
        Part 1 participants.
        group Id
        FG003
        num Subjects
        5
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      STARTED
    2. achievements
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        1
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      COMPLETED
    3. achievements
      1. group Id
        FG000
        num Subjects
        3
      2. group Id
        FG001
        num Subjects
        3
      3. group Id
        FG002
        num Subjects
        7
      4. group Id
        FG003
        num Subjects
        4
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      NOT COMPLETED
    title
    Part 1: Phase 1a Escalation
  2. drop Withdraws
    1. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        50
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        25
      8. group Id
        FG007
        num Subjects
        16
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Death
    2. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        4
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        3
      8. group Id
        FG007
        num Subjects
        3
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Lost to Follow-up
    3. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        2
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Progressive Disease
    4. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        16
      6. group Id
        FG005
        num Subjects
        1
      7. group Id
        FG006
        num Subjects
        3
      8. group Id
        FG007
        num Subjects
        8
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Informed Consent Withdrawn
    5. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        6
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        2
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Other
    6. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        1
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Study Terminated By Sponsor
    milestones
    1. achievements
      1. comment
        No participants for part 2 and 3.
        group Id
        FG000
        num Subjects
        0
      2. comment
        No participants for part 2 and 3.
        group Id
        FG001
        num Subjects
        0
      3. comment
        No participants for part 2 and 3.
        group Id
        FG002
        num Subjects
        0
      4. comment
        No participants for part 2 and 3.
        group Id
        FG003
        num Subjects
        0
      5. comment
        Part 2 participants.
        group Id
        FG004
        num Subjects
        107
      6. comment
        Part 2 participants.
        group Id
        FG005
        num Subjects
        11
      7. comment
        Part 2 participants.
        group Id
        FG006
        num Subjects
        40
      8. comment
        Part 3 participants.
        group Id
        FG007
        num Subjects
        42
      9. comment
        No participants for part 2 and 3.
        group Id
        FG008
        num Subjects
        0
      10. comment
        No participants for part 2 and 3.
        group Id
        FG009
        num Subjects
        0
      11. comment
        No participants for part 2 and 3.
        group Id
        FG010
        num Subjects
        0
      12. comment
        No participants for part 2 and 3.
        group Id
        FG011
        num Subjects
        0
      type
      STARTED
    2. achievements
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        29
      6. group Id
        FG005
        num Subjects
        10
      7. group Id
        FG006
        num Subjects
        6
      8. group Id
        FG007
        num Subjects
        15
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      COMPLETED
    3. achievements
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        78
      6. group Id
        FG005
        num Subjects
        1
      7. group Id
        FG006
        num Subjects
        34
      8. group Id
        FG007
        num Subjects
        27
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      NOT COMPLETED
    title
    Part 2 and 3: Phase 1b Expansion
  3. drop Withdraws
    1. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        2
      12. group Id
        FG011
        num Subjects
        0
      type
      Death
    2. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Lost to Follow-up
    3. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        1
      type
      Progressive Disease
    4. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        2
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        1
      type
      Informed Consent Withdrawn
    5. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        1
      12. group Id
        FG011
        num Subjects
        1
      type
      Other
    6. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Study terminated by sponsor
    milestones
    1. achievements
      1. comment
        No participants for part 4.
        group Id
        FG000
        num Subjects
        0
      2. comment
        No participants for part 4.
        group Id
        FG001
        num Subjects
        0
      3. comment
        No participants for part 4.
        group Id
        FG002
        num Subjects
        0
      4. comment
        No participants for part 4.
        group Id
        FG003
        num Subjects
        0
      5. comment
        No participants for part 4.
        group Id
        FG004
        num Subjects
        0
      6. comment
        No participants for part 4.
        group Id
        FG005
        num Subjects
        0
      7. comment
        No participants for part 4.
        group Id
        FG006
        num Subjects
        0
      8. comment
        No participants for part 4.
        group Id
        FG007
        num Subjects
        0
      9. comment
        Part 4 participants.
        group Id
        FG008
        num Subjects
        3
      10. comment
        Part 4 participants.
        group Id
        FG009
        num Subjects
        3
      11. comment
        Part 4 participants.
        group Id
        FG010
        num Subjects
        6
      12. comment
        Part 4 participants.
        group Id
        FG011
        num Subjects
        3
      type
      STARTED
    2. achievements
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        3
      10. group Id
        FG009
        num Subjects
        1
      11. group Id
        FG010
        num Subjects
        3
      12. group Id
        FG011
        num Subjects
        0
      type
      COMPLETED
    3. achievements
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        2
      11. group Id
        FG010
        num Subjects
        3
      12. group Id
        FG011
        num Subjects
        3
      type
      NOT COMPLETED
    title
    Part 4: Phase 1b Dose Optimization
pre Assignment Details
A total of 249 participants were enrolled in the study.
Complete source fields
groups
  1. description
    Participants with advanced relapsed or refractory lymphomas received TTI-621 0.05 milligram per kilogram (mg/kg) infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG000
    title
    Ontorpacept (PF-07901800/TTI-621) 0.05 mg/kg
  2. description
    Participants with advanced relapsed or refractory lymphomas received TTI-621 0.1 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG001
    title
    Ontorpacept (PF-07901800/TTI-621) 0.1 mg/kg
  3. description
    Participants with advanced relapsed or refractory lymphomas received TTI-621 0.2 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG002
    title
    Ontorpacept (PF-07901800/TTI-621) 0.2 mg/kg
  4. description
    Participants with advanced relapsed or refractory lymphomas received TTI-621 0.3 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG003
    title
    Ontorpacept (PF-07901800/TTI-621) 0.3 mg/kg
  5. description
    Participants with a broader variety of hematologic malignancies and selected solid tumors, received a 0.2 mg/kg/week TTI-621 infusion until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG004
    title
    Ontorpacept (PF-07901800/TTI-621) Monotherapy for Part 2
  6. description
    Participants with Classical Hodgkin's Lymphoma (cHL) received 0.1 mg/kg/week TTI-621 infusion along with 3 mg/kg nivolumab given every 2 weeks or a fixed dose per current FDA approved package insert for cHL. If required dose of TTI-621 could be increased up to 0.5 mg/kg/week. Participants received TTI-621 monotherapy upon completion of combination partner regimen/unacceptable toxicity to the combination regimen.
    id
    FG005
    title
    Ontorpacept (PF-07901800/TTI-621)+ Nivolumab Combination
  7. description
    Participants with CD20-positive malignancies received 0.1 mg/kg/week TTI-621 infusion along with 375 milligram per meter square (mg/m\^2) rituximab given weekly (1 cycle) for up to 8 cycles according to the institutional standard of care. Participants received TTI-621 monotherapy upon completion of combination partner regimen/unacceptable toxicity to the combination regimen.
    id
    FG006
    title
    Ontorpacept (PF-07901800/TTI-621) + Rituximab Combination
  8. description
    Participants with cutaneous T-cell lymphoma (CTCL) and peripheral T-cell lymphoma (PTCL), received a 0.2 mg/kg/week TTI-621 infusion. Initial 2 weeks of 0.2 mg/kg treatment followed by intraparticipant dose intensification at an increment of 0.1 mg/kg per week up to 0.5 mg/kg within 5-8 weeks until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG007
    title
    Ontorpacept (PF-07901800/TTI-621) Monotherapy for Part 3
  9. description
    Participants with relapsed or refractory CTCL received TTI-621 0.5 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG008
    title
    Ontorpacept (PF-07901800/TTI-621) 0.5 mg/kg
  10. description
    Participants with relapsed or refractory CTCL received TTI-621 0.7 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG009
    title
    Ontorpacept (PF-07901800/TTI-621) 0.7 mg/kg
  11. description
    Participants with relapsed or refractory CTCL received TTI-621 1.0 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG010
    title
    Ontorpacept (PF-07901800/TTI-621) 1.0 mg/kg
  12. description
    Participants with relapsed or refractory CTCL received TTI-621 1.4 mg/kg infusion once weekly until disease progression, unacceptable toxicity, or other reasons for treatment discontinuation occurred.
    id
    FG011
    title
    Ontorpacept (PF-07901800/TTI-621) 1.4 mg/kg
periods
  1. drop Withdraws
    1. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        1
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Death
    2. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        1
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Lost to Follow-up
    3. reasons
      1. group Id
        FG000
        num Subjects
        2
      2. group Id
        FG001
        num Subjects
        3
      3. group Id
        FG002
        num Subjects
        2
      4. group Id
        FG003
        num Subjects
        3
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Progressive Disease
    4. reasons
      1. group Id
        FG000
        num Subjects
        1
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        1
      4. group Id
        FG003
        num Subjects
        1
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Informed Consent Withdrawn
    5. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        2
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Other
    milestones
    1. achievements
      1. comment
        Part 1 participants.
        group Id
        FG000
        num Subjects
        3
      2. comment
        Part 1 participants.
        group Id
        FG001
        num Subjects
        3
      3. comment
        Part 1 participants.
        group Id
        FG002
        num Subjects
        7
      4. comment
        Part 1 participants.
        group Id
        FG003
        num Subjects
        5
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      STARTED
    2. achievements
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        1
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      COMPLETED
    3. achievements
      1. group Id
        FG000
        num Subjects
        3
      2. group Id
        FG001
        num Subjects
        3
      3. group Id
        FG002
        num Subjects
        7
      4. group Id
        FG003
        num Subjects
        4
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      NOT COMPLETED
    title
    Part 1: Phase 1a Escalation
  2. drop Withdraws
    1. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        50
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        25
      8. group Id
        FG007
        num Subjects
        16
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Death
    2. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        4
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        3
      8. group Id
        FG007
        num Subjects
        3
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Lost to Follow-up
    3. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        2
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Progressive Disease
    4. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        16
      6. group Id
        FG005
        num Subjects
        1
      7. group Id
        FG006
        num Subjects
        3
      8. group Id
        FG007
        num Subjects
        8
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Informed Consent Withdrawn
    5. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        6
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        2
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Other
    6. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        1
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Study Terminated By Sponsor
    milestones
    1. achievements
      1. comment
        No participants for part 2 and 3.
        group Id
        FG000
        num Subjects
        0
      2. comment
        No participants for part 2 and 3.
        group Id
        FG001
        num Subjects
        0
      3. comment
        No participants for part 2 and 3.
        group Id
        FG002
        num Subjects
        0
      4. comment
        No participants for part 2 and 3.
        group Id
        FG003
        num Subjects
        0
      5. comment
        Part 2 participants.
        group Id
        FG004
        num Subjects
        107
      6. comment
        Part 2 participants.
        group Id
        FG005
        num Subjects
        11
      7. comment
        Part 2 participants.
        group Id
        FG006
        num Subjects
        40
      8. comment
        Part 3 participants.
        group Id
        FG007
        num Subjects
        42
      9. comment
        No participants for part 2 and 3.
        group Id
        FG008
        num Subjects
        0
      10. comment
        No participants for part 2 and 3.
        group Id
        FG009
        num Subjects
        0
      11. comment
        No participants for part 2 and 3.
        group Id
        FG010
        num Subjects
        0
      12. comment
        No participants for part 2 and 3.
        group Id
        FG011
        num Subjects
        0
      type
      STARTED
    2. achievements
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        29
      6. group Id
        FG005
        num Subjects
        10
      7. group Id
        FG006
        num Subjects
        6
      8. group Id
        FG007
        num Subjects
        15
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      COMPLETED
    3. achievements
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        78
      6. group Id
        FG005
        num Subjects
        1
      7. group Id
        FG006
        num Subjects
        34
      8. group Id
        FG007
        num Subjects
        27
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      NOT COMPLETED
    title
    Part 2 and 3: Phase 1b Expansion
  3. drop Withdraws
    1. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        2
      12. group Id
        FG011
        num Subjects
        0
      type
      Death
    2. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Lost to Follow-up
    3. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        1
      type
      Progressive Disease
    4. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        2
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        1
      type
      Informed Consent Withdrawn
    5. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        1
      12. group Id
        FG011
        num Subjects
        1
      type
      Other
    6. reasons
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        0
      11. group Id
        FG010
        num Subjects
        0
      12. group Id
        FG011
        num Subjects
        0
      type
      Study terminated by sponsor
    milestones
    1. achievements
      1. comment
        No participants for part 4.
        group Id
        FG000
        num Subjects
        0
      2. comment
        No participants for part 4.
        group Id
        FG001
        num Subjects
        0
      3. comment
        No participants for part 4.
        group Id
        FG002
        num Subjects
        0
      4. comment
        No participants for part 4.
        group Id
        FG003
        num Subjects
        0
      5. comment
        No participants for part 4.
        group Id
        FG004
        num Subjects
        0
      6. comment
        No participants for part 4.
        group Id
        FG005
        num Subjects
        0
      7. comment
        No participants for part 4.
        group Id
        FG006
        num Subjects
        0
      8. comment
        No participants for part 4.
        group Id
        FG007
        num Subjects
        0
      9. comment
        Part 4 participants.
        group Id
        FG008
        num Subjects
        3
      10. comment
        Part 4 participants.
        group Id
        FG009
        num Subjects
        3
      11. comment
        Part 4 participants.
        group Id
        FG010
        num Subjects
        6
      12. comment
        Part 4 participants.
        group Id
        FG011
        num Subjects
        3
      type
      STARTED
    2. achievements
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        3
      10. group Id
        FG009
        num Subjects
        1
      11. group Id
        FG010
        num Subjects
        3
      12. group Id
        FG011
        num Subjects
        0
      type
      COMPLETED
    3. achievements
      1. group Id
        FG000
        num Subjects
        0
      2. group Id
        FG001
        num Subjects
        0
      3. group Id
        FG002
        num Subjects
        0
      4. group Id
        FG003
        num Subjects
        0
      5. group Id
        FG004
        num Subjects
        0
      6. group Id
        FG005
        num Subjects
        0
      7. group Id
        FG006
        num Subjects
        0
      8. group Id
        FG007
        num Subjects
        0
      9. group Id
        FG008
        num Subjects
        0
      10. group Id
        FG009
        num Subjects
        2
      11. group Id
        FG010
        num Subjects
        3
      12. group Id
        FG011
        num Subjects
        3
      type
      NOT COMPLETED
    title
    Part 4: Phase 1b Dose Optimization
pre Assignment Details
A total of 249 participants were enrolled in the study.

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Preserved source evidence · Not medical advice