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NCT00932698 · OUTCOME

Maximum Tolerated Dose (MTD) of Ixazomib

Study of Oral Ixazomib in Adult Participants With Relapsed and/or Refractory (RR) Multiple Myeloma · Source last updated 2019-08-07

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

Measure
NUMBER
Unit
mg/m^2
Interval / dispersion
Not reported
Time frame
Cycle 1 (21 days)

What was measured

MTD was highest dose of Ixazomib, at which \<=1 of 6 participants experienced dose-limiting toxicity (DLT) during Cycle 1 of Phase 1. DLT was defined as any of following considered possibly related to therapy: Grade 4 neutropenia (absolute neutrophil count \[ANC\] \<500 cell per cubic millimeter \[cells/mm\^3\]) for \>7 days;Grade 3 neutropenia with fever or infection; Grade 4 thrombocytopenia (platelets \< 25,000/mm\^3) for \>7 days;Grade 3 thrombocytopenia with clinically significant bleeding; platelet count \<10,000/mm\^3; Grade 2 peripheral neuropathy with pain or \>=Grade 3 peripheral neuropathy; \>=Grade 3 nausea/emesis, diarrhea controlled by supportive therapy; Grade 3 QTc prolongation (QTc \>500 millisecond \[msec\]);any \>=Grade 3 nonhematologic toxicity except Grade 3 arthralgia/myalgia; or \<1 week Grade 3 fatigue; delay in initiation of the subsequent therapy cycle by \>2 weeks; other \>=Grade 2 study drug-related nonhematologic toxicities requiring therapy discontinuation.

Analysis population: DLT-evaluable population was defined as all participants who received all Cycle 1 doses of ixazomib and completed Cycle 1 or who experienced DLT in Cycle 1.

Groups in this outcome

Ixazomib (All Groups)

All participants who received ixazomib 0.24 mg/m\^2, 0.48 mg/m\^2, 0.8 mg/m\^2, 1.2 mg/m\^2, 1.68 mg/m\^2, 2 mg/m\^2 or 2.23 mg/m\^2 in dose-escalation cohorts.

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

Analysis denominator · Participants

GroupSource count
Ixazomib (All Groups)26

Reported measurements

Source class 1
Values in mg/m^2 · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Ixazomib (All Groups)2Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        2
denoms
  1. counts
    1. group Id
      OG000
      value
      26
    units
    Participants
description
MTD was highest dose of Ixazomib, at which \<=1 of 6 participants experienced dose-limiting toxicity (DLT) during Cycle 1 of Phase 1. DLT was defined as any of following considered possibly related to therapy: Grade 4 neutropenia (absolute neutrophil count \[ANC\] \<500 cell per cubic millimeter \[cells/mm\^3\]) for \>7 days;Grade 3 neutropenia with fever or infection; Grade 4 thrombocytopenia (platelets \< 25,000/mm\^3) for \>7 days;Grade 3 thrombocytopenia with clinically significant bleeding; platelet count \<10,000/mm\^3; Grade 2 peripheral neuropathy with pain or \>=Grade 3 peripheral neuropathy; \>=Grade 3 nausea/emesis, diarrhea controlled by supportive therapy; Grade 3 QTc prolongation (QTc \>500 millisecond \[msec\]);any \>=Grade 3 nonhematologic toxicity except Grade 3 arthralgia/myalgia; or \<1 week Grade 3 fatigue; delay in initiation of the subsequent therapy cycle by \>2 weeks; other \>=Grade 2 study drug-related nonhematologic toxicities requiring therapy discontinuation.
groups
  1. description
    All participants who received ixazomib 0.24 mg/m\^2, 0.48 mg/m\^2, 0.8 mg/m\^2, 1.2 mg/m\^2, 1.68 mg/m\^2, 2 mg/m\^2 or 2.23 mg/m\^2 in dose-escalation cohorts.
    id
    OG000
    title
    Ixazomib (All Groups)
param Type
NUMBER
population Description
DLT-evaluable population was defined as all participants who received all Cycle 1 doses of ixazomib and completed Cycle 1 or who experienced DLT in Cycle 1.
reporting Status
POSTED
time Frame
Cycle 1 (21 days)
title
Maximum Tolerated Dose (MTD) of Ixazomib
type
PRIMARY
unit Of Measure
mg/m^2

Download exact source JSON → · Snapshot ctgov-results-25a395029948b04d52b1253f

Preserved source evidence · Not medical advice