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NCT05282459 · ADVERSE EVENTS

Adverse events

Enasidenib in MDS &Non-proliferative Chronic Myelomonocytic Leukemia w/o IDH2 Mutation · Source last updated 2026-09-03

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

Adverse events occurred during the study; they are not necessarily caused by treatment. Serious events are not interchangeable with severe/grade 3–4 events. These safety populations may differ from efficacy populations.

Collection time frame
Informed consent through 90 days after last dose, an average of 9 months
Other-event reporting threshold
5%
Participants affected / participants at risk, as reported
Safety groupSerious eventsOther eventsDeaths
Enasidenib Mesylat 100mg

Participants in this dose-escalation cohort self-administered enasidenib mesylate orally at a dose of 100 mg once daily.

3 / 33 / 31 / 3
Enasidenib Mesylat 200mg

Participants in this dose-escalation cohort self-administered enasidenib mesylate orally at a dose of 200 mg once daily.

7 / 1414 / 140 / 14

Group identifiers: EG000: Enasidenib Mesylat 100mg · EG001: Enasidenib Mesylat 200mg

Serious adverse events

Event terms and counts are source-reported; expand to read more. A reporting threshold may omit less frequent events.

  1. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Blood and lymphatic system disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      2
      num At Risk
      14
      num Events
      2
    term
    Anemia
  2. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Blood and lymphatic system disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Febrile Neutropenia
  3. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Cardiac Disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      0
      num At Risk
      14
    term
    Chest pain - cardiac
  4. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Eye disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Blurred vision
  5. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      0
      num At Risk
      14
    term
    Duodenal Hemorrhage
  6. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Vomiting
  7. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
    term
    Diarrhea
  8. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Abdominal pain
  9. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    General Disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Localized Edema
  10. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    General Disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Fatigue
  11. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    General Disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Volume overload
  12. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Hepatobiliary disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Ammonium level elevated

Other reported adverse events

Event terms and counts are source-reported; expand to read more. A reporting threshold may omit less frequent events.

  1. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Blood and lymphatic system disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      2
    term
    Anemia
  2. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Blood and lymphatic system disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      0
      num At Risk
      14
      num Events
      0
    term
    Elevated Unconjugated Bilirubin
  3. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Cardiac disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      0
      num At Risk
      14
      num Events
      0
    term
    Chest pain - cardiac
  4. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Arthritis
  5. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Arthralgia
  6. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Back pain
  7. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      2
      num At Risk
      14
      num Events
      2
    term
    Generalized muscle weakness
  8. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      2
      num At Risk
      14
      num Events
      2
    term
    Myalgia
  9. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      2
      num At Risk
      14
      num Events
      2
    term
    Muscle cramp
  10. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Rash- Unspecified
  11. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Bloating
  12. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      0
      num At Risk
      14
      num Events
      0
    term
    Colitis
Complete source fields
event Groups
  1. deaths Num Affected
    1
    deaths Num At Risk
    3
    description
    Participants in this dose-escalation cohort self-administered enasidenib mesylate orally at a dose of 100 mg once daily.
    id
    EG000
    other Num Affected
    3
    other Num At Risk
    3
    serious Num Affected
    3
    serious Num At Risk
    3
    title
    Enasidenib Mesylat 100mg
  2. deaths Num Affected
    0
    deaths Num At Risk
    14
    description
    Participants in this dose-escalation cohort self-administered enasidenib mesylate orally at a dose of 200 mg once daily.
    id
    EG001
    other Num Affected
    14
    other Num At Risk
    14
    serious Num Affected
    7
    serious Num At Risk
    14
    title
    Enasidenib Mesylat 200mg
frequency Threshold
5
other Events
  1. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Blood and lymphatic system disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      2
    term
    Anemia
  2. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Blood and lymphatic system disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      0
      num At Risk
      14
      num Events
      0
    term
    Elevated Unconjugated Bilirubin
  3. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Cardiac disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      0
      num At Risk
      14
      num Events
      0
    term
    Chest pain - cardiac
  4. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Arthritis
  5. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Arthralgia
  6. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Back pain
  7. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      2
      num At Risk
      14
      num Events
      2
    term
    Generalized muscle weakness
  8. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      2
      num At Risk
      14
      num Events
      2
    term
    Myalgia
  9. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      2
      num At Risk
      14
      num Events
      2
    term
    Muscle cramp
  10. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Musculoskeletal and connective tissue disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Rash- Unspecified
  11. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
      num Events
      0
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Bloating
  12. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      0
      num At Risk
      14
      num Events
      0
    term
    Colitis
serious Events
  1. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Blood and lymphatic system disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      2
      num At Risk
      14
      num Events
      2
    term
    Anemia
  2. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Blood and lymphatic system disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Febrile Neutropenia
  3. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Cardiac Disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      0
      num At Risk
      14
    term
    Chest pain - cardiac
  4. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Eye disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Blurred vision
  5. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      1
      num At Risk
      3
      num Events
      1
    2. group Id
      EG001
      num Affected
      0
      num At Risk
      14
    term
    Duodenal Hemorrhage
  6. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Vomiting
  7. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
    term
    Diarrhea
  8. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Gastrointestinal disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Abdominal pain
  9. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    General Disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Localized Edema
  10. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    General Disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Fatigue
  11. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    General Disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Volume overload
  12. assessment Type
    SYSTEMATIC_ASSESSMENT
    organ System
    Hepatobiliary disorders
    stats
    1. group Id
      EG000
      num Affected
      0
      num At Risk
      3
    2. group Id
      EG001
      num Affected
      1
      num At Risk
      14
      num Events
      1
    term
    Ammonium level elevated
time Frame
Informed consent through 90 days after last dose, an average of 9 months

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