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NCT00963820 · OUTCOME

Overall Response to Treatment With Ixazomib Citrate Based on Investigator's Evaluation Over Time

Study Evaluating the Safety and Tolerability of Weekly Dosing of Oral IXAZOMIB in Adult Patients With Relapsed and Refractory Multiple Myeloma · Source last updated 2018-01-10

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

Measure
NUMBER
Unit
percentage of participants
Interval / dispersion
95% Confidence Interval
Time frame
Up to 354 days

What was measured

Responses were based on International Myeloma Working Group Uniform Criteria. Complete Response (CR)=Negative immunofixation on serum and urine and disappearance of any soft tissue plasmacytomas and \<5% plasma cells in bone marrow. Partial Response (PR)= reduction in M-Protein ≥50% in serum and ≥90% in 24-hour urine. If M-protein unmeasurable, ≥50% decrease in difference of involved and uninvolved Free Light Chain (FLC). If M-protein and FLC unmeasurable, ≥50% reduction in plasma cells is required, if baseline bone marrow plasma cell ≥30%. And ≥50% reduction in the size of soft tissue plasmacytomas. Minimal Response (MR)= 25-49% reduction in serum paraprotein for 6 weeks. 50-89% reduction in 24 hour urinary light chain excretion for 6 weeks. For Non-secretory myeloma patients, 25-49 % reduction in plasma cells in bone marrow and trephine biopsy for a 6 weeks. 25-49% reduction in the size of soft tissue plasmacytomas. No increase in the size or number of lytic bone lesions.

Analysis population: Response-Evaluable Population included all participants who had measurable disease at Baseline, had received at least 1 dose of study drug, and had at least 1 post-baseline response assessment.

Groups in this outcome

0.24 mg/m^2

Ixazomib citrate, 0.24 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

0.48 mg/m^2

Ixazomib citrate, 0.48 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

0.80 mg/m^2

Ixazomib citrate, 0.80 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

1.20 mg/m^2

Ixazomib citrate, 1.20 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

1.68 mg/m^2

Ixazomib citrate, 1.68 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

2.23 mg/m^2

Ixazomib citrate, 2.23 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

2.97 mg/m^2

Ixazomib citrate, 2.97 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

3.95 mg/m^2

Ixazomib citrate, 3.95 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

Relapsed and Refractory (RR)

Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the Relapsed and Refractory (RR) expansion cohort that includes 2 participants from the dose escalation cohort 2.97 mg/m\^2. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

VELCADE-relapsed (VR)

Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the VELCADE-relapsed (VR) expansion cohort that includes 1 participant from the dose escalation cohort 2.97 mg/m\^2. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

PI naïve

Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in expansion cohort of participants who were proteasome inhibitor-naïve (PI naïve). All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

Carfilzomib

Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the expansion cohort of participants who received their last dose of carfilzomib between 21 and 60 days prior to the first dose of ixazomib citrate. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.

Group identifiers and denominators belong to this outcome only. They may differ in another outcome or in safety reporting.

Analysis denominator · Participants

GroupSource count
0.24 mg/m^22
0.48 mg/m^23
0.80 mg/m^22
1.20 mg/m^23
1.68 mg/m^22
2.23 mg/m^23
2.97 mg/m^24
3.95 mg/m^24
Relapsed and Refractory (RR)11
VELCADE-relapsed (VR)9
PI naïve6
Carfilzomib4

Reported measurements

CR + PR
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
0.24 mg/m^20Not reported00Not reported
0.48 mg/m^20Not reported00Not reported
0.80 mg/m^20Not reported00Not reported
1.20 mg/m^20Not reported00Not reported
1.68 mg/m^20Not reported00Not reported
2.23 mg/m^20Not reported00Not reported
2.97 mg/m^225Not reported081Not reported
3.95 mg/m^225Not reported081Not reported
Relapsed and Refractory (RR)9Not reported041Not reported
VELCADE-relapsed (VR)22Not reported360Not reported
PI naïve17Not reported064Not reported
Carfilzomib25Not reported081Not reported
CR + PR + MR
Values in percentage of participants · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
0.24 mg/m^20Not reported00Not reported
0.48 mg/m^20Not reported00Not reported
0.80 mg/m^20Not reported00Not reported
1.20 mg/m^20Not reported00Not reported
1.68 mg/m^20Not reported00Not reported
2.23 mg/m^20Not reported00Not reported
2.97 mg/m^225Not reported081Not reported
3.95 mg/m^225Not reported081Not reported
Relapsed and Refractory (RR)18Not reported252Not reported
VELCADE-relapsed (VR)33Not reported770Not reported
PI naïve17Not reported064Not reported
Carfilzomib25Not reported081Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0
        upper Limit
        0
        value
        0
      2. group Id
        OG001
        lower Limit
        0
        upper Limit
        0
        value
        0
      3. group Id
        OG002
        lower Limit
        0
        upper Limit
        0
        value
        0
      4. group Id
        OG003
        lower Limit
        0
        upper Limit
        0
        value
        0
      5. group Id
        OG004
        lower Limit
        0
        upper Limit
        0
        value
        0
      6. group Id
        OG005
        lower Limit
        0
        upper Limit
        0
        value
        0
      7. group Id
        OG006
        lower Limit
        0
        upper Limit
        81
        value
        25
      8. group Id
        OG007
        lower Limit
        0
        upper Limit
        81
        value
        25
      9. group Id
        OG008
        lower Limit
        0
        upper Limit
        41
        value
        9
      10. group Id
        OG009
        lower Limit
        3
        upper Limit
        60
        value
        22
      11. group Id
        OG010
        lower Limit
        0
        upper Limit
        64
        value
        17
      12. group Id
        OG011
        lower Limit
        0
        upper Limit
        81
        value
        25
    title
    CR + PR
  2. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0
        upper Limit
        0
        value
        0
      2. group Id
        OG001
        lower Limit
        0
        upper Limit
        0
        value
        0
      3. group Id
        OG002
        lower Limit
        0
        upper Limit
        0
        value
        0
      4. group Id
        OG003
        lower Limit
        0
        upper Limit
        0
        value
        0
      5. group Id
        OG004
        lower Limit
        0
        upper Limit
        0
        value
        0
      6. group Id
        OG005
        lower Limit
        0
        upper Limit
        0
        value
        0
      7. group Id
        OG006
        lower Limit
        0
        upper Limit
        81
        value
        25
      8. group Id
        OG007
        lower Limit
        0
        upper Limit
        81
        value
        25
      9. group Id
        OG008
        lower Limit
        2
        upper Limit
        52
        value
        18
      10. group Id
        OG009
        lower Limit
        7
        upper Limit
        70
        value
        33
      11. group Id
        OG010
        lower Limit
        0
        upper Limit
        64
        value
        17
      12. group Id
        OG011
        lower Limit
        0
        upper Limit
        81
        value
        25
    title
    CR + PR + MR
denoms
  1. counts
    1. group Id
      OG000
      value
      2
    2. group Id
      OG001
      value
      3
    3. group Id
      OG002
      value
      2
    4. group Id
      OG003
      value
      3
    5. group Id
      OG004
      value
      2
    6. group Id
      OG005
      value
      3
    7. group Id
      OG006
      value
      4
    8. group Id
      OG007
      value
      4
    9. group Id
      OG008
      value
      11
    10. group Id
      OG009
      value
      9
    11. group Id
      OG010
      value
      6
    12. group Id
      OG011
      value
      4
    units
    Participants
description
Responses were based on International Myeloma Working Group Uniform Criteria. Complete Response (CR)=Negative immunofixation on serum and urine and disappearance of any soft tissue plasmacytomas and \<5% plasma cells in bone marrow. Partial Response (PR)= reduction in M-Protein ≥50% in serum and ≥90% in 24-hour urine. If M-protein unmeasurable, ≥50% decrease in difference of involved and uninvolved Free Light Chain (FLC). If M-protein and FLC unmeasurable, ≥50% reduction in plasma cells is required, if baseline bone marrow plasma cell ≥30%. And ≥50% reduction in the size of soft tissue plasmacytomas. Minimal Response (MR)= 25-49% reduction in serum paraprotein for 6 weeks. 50-89% reduction in 24 hour urinary light chain excretion for 6 weeks. For Non-secretory myeloma patients, 25-49 % reduction in plasma cells in bone marrow and trephine biopsy for a 6 weeks. 25-49% reduction in the size of soft tissue plasmacytomas. No increase in the size or number of lytic bone lesions.
dispersion Type
95% Confidence Interval
groups
  1. description
    Ixazomib citrate, 0.24 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG000
    title
    0.24 mg/m^2
  2. description
    Ixazomib citrate, 0.48 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG001
    title
    0.48 mg/m^2
  3. description
    Ixazomib citrate, 0.80 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG002
    title
    0.80 mg/m^2
  4. description
    Ixazomib citrate, 1.20 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG003
    title
    1.20 mg/m^2
  5. description
    Ixazomib citrate, 1.68 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG004
    title
    1.68 mg/m^2
  6. description
    Ixazomib citrate, 2.23 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG005
    title
    2.23 mg/m^2
  7. description
    Ixazomib citrate, 2.97 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG006
    title
    2.97 mg/m^2
  8. description
    Ixazomib citrate, 3.95 mg/m\^2, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the dose escalation period. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG007
    title
    3.95 mg/m^2
  9. description
    Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the Relapsed and Refractory (RR) expansion cohort that includes 2 participants from the dose escalation cohort 2.97 mg/m\^2. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG008
    title
    Relapsed and Refractory (RR)
  10. description
    Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the VELCADE-relapsed (VR) expansion cohort that includes 1 participant from the dose escalation cohort 2.97 mg/m\^2. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG009
    title
    VELCADE-relapsed (VR)
  11. description
    Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in expansion cohort of participants who were proteasome inhibitor-naïve (PI naïve). All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG010
    title
    PI naïve
  12. description
    Ixazomib citrate, 2.97 mg/m\^2 established MTD, capsules, orally, once weekly on Days 1, 8, and 15 of a 28-day cycle in the expansion cohort of participants who received their last dose of carfilzomib between 21 and 60 days prior to the first dose of ixazomib citrate. All dose amounts are expressed as the dose of ixazomib, the biologically active moiety of ixazomib citrate.
    id
    OG011
    title
    Carfilzomib
param Type
NUMBER
population Description
Response-Evaluable Population included all participants who had measurable disease at Baseline, had received at least 1 dose of study drug, and had at least 1 post-baseline response assessment.
reporting Status
POSTED
time Frame
Up to 354 days
title
Overall Response to Treatment With Ixazomib Citrate Based on Investigator's Evaluation Over Time
type
SECONDARY
unit Of Measure
percentage of participants

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Preserved source evidence · Not medical advice