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NCT00306202 · OUTCOME

Recommended Phase II Dose of Dasatinib in Children and Adolescents With Relapsed or Refractory Leukemia

Study of Dasatinib in Children and Adolescents With Relapsed or Refractory Leukemia · Source last updated 2021-02-26

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

Measure
NUMBER
Unit
mg/m^2 QD
Interval / dispersion
Not reported
Time frame
From the date of first dose to end-of-treatment (EOT) (Median duration of therapy in months: Stratum 1=24.11 [Range:2.27-50.63]; Stratum 2/3=3.02 [Range: 0.53-37.72]; Stratum 4=1.14 [Range: 0.03-3.38])

What was measured

The recommended phase 2 dasatinib dose was determined based on efficacy, safety, and pharmacokinetic data obtained at the prespecified dose levels.

Analysis population: All treated participants: Participants who received at least 1 dose of study therapy

Groups in this outcome

Stratum1 Ph+ CP-CML; Dasatinib 60 mg/m^2 Starting Dose

Participants with imatinib-resistant Philadelphia chromosome positive (Ph+) chronic myeloid leukemia (CML) in chronic phase (CP). Starting Dose Level of 60 mg/m\^2; Escalated/Dose Level 2 of 80 mg/m\^2. Once daily (QD), as long as clinical benefit was maintained.

Stratum2/3 Ph+ALL or AP/BP-CML;Dasatinib60mg/m^2 Starting Dose

Participants with imatinib-resistant or imatinib-intolerant Ph+ CML in accelerated phase (AP), or in myeloid blast phase (MBP), or in lymphoid blast phase (LBP); or relapsed or refractory Ph+ acute lymphoblastic leukemia (ALL) after imatinib use; or second or subsequent relapse of Ph+ acute myeloid leukemia (AML). Starting Dose Level of 60 mg/m\^2; Escalated/Dose Level 2 of 80 mg/m\^2. QD, as long as clinical benefit was maintained.

Stratum4 Ph- ALL/AML; Dasatinib 60 mg/m^2 Starting Dose

Participants with second or subsequent relapse of Ph- ALL or Ph- AML. Starting Dose Level of 60 mg/m\^2; Escalated/Dose Level 2 of 80 mg/m\^2, escalated/dose level 3 of 100 mg/m\^2, escalated/dose level 3 of 120 mg/m\^2. QD, as long as clinical benefit was maintained.

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

Analysis denominator · Participants

GroupSource count
Stratum1 Ph+ CP-CML; Dasatinib 60 mg/m^2 Starting Dose17
Stratum2/3 Ph+ALL or AP/BP-CML;Dasatinib60mg/m^2 Starting Dose17
Stratum4 Ph- ALL/AML; Dasatinib 60 mg/m^2 Starting Dose24

Reported measurements

Source class 1
Values in mg/m^2 QD · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Stratum1 Ph+ CP-CML; Dasatinib 60 mg/m^2 Starting Dose60Not reportedNot reportedNot reportedNot reported
Stratum2/3 Ph+ALL or AP/BP-CML;Dasatinib60mg/m^2 Starting Dose80Not reportedNot reportedNot reportedNot reported
Stratum4 Ph- ALL/AML; Dasatinib 60 mg/m^2 Starting DoseNANot reportedNot reportedNot reportedPhase II dose was not chosen for this population as there is no current plan to move forward with development in this population due to lack of efficacy despite escalations to the highest dose of 120 mg/m\^2 in this trial.
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        60
      2. group Id
        OG001
        value
        80
      3. comment
        Phase II dose was not chosen for this population as there is no current plan to move forward with development in this population due to lack of efficacy despite escalations to the highest dose of 120 mg/m\^2 in this trial.
        group Id
        OG002
        value
        NA
denoms
  1. counts
    1. group Id
      OG000
      value
      17
    2. group Id
      OG001
      value
      17
    3. group Id
      OG002
      value
      24
    units
    Participants
description
The recommended phase 2 dasatinib dose was determined based on efficacy, safety, and pharmacokinetic data obtained at the prespecified dose levels.
groups
  1. description
    Participants with imatinib-resistant Philadelphia chromosome positive (Ph+) chronic myeloid leukemia (CML) in chronic phase (CP). Starting Dose Level of 60 mg/m\^2; Escalated/Dose Level 2 of 80 mg/m\^2. Once daily (QD), as long as clinical benefit was maintained.
    id
    OG000
    title
    Stratum1 Ph+ CP-CML; Dasatinib 60 mg/m^2 Starting Dose
  2. description
    Participants with imatinib-resistant or imatinib-intolerant Ph+ CML in accelerated phase (AP), or in myeloid blast phase (MBP), or in lymphoid blast phase (LBP); or relapsed or refractory Ph+ acute lymphoblastic leukemia (ALL) after imatinib use; or second or subsequent relapse of Ph+ acute myeloid leukemia (AML). Starting Dose Level of 60 mg/m\^2; Escalated/Dose Level 2 of 80 mg/m\^2. QD, as long as clinical benefit was maintained.
    id
    OG001
    title
    Stratum2/3 Ph+ALL or AP/BP-CML;Dasatinib60mg/m^2 Starting Dose
  3. description
    Participants with second or subsequent relapse of Ph- ALL or Ph- AML. Starting Dose Level of 60 mg/m\^2; Escalated/Dose Level 2 of 80 mg/m\^2, escalated/dose level 3 of 100 mg/m\^2, escalated/dose level 3 of 120 mg/m\^2. QD, as long as clinical benefit was maintained.
    id
    OG002
    title
    Stratum4 Ph- ALL/AML; Dasatinib 60 mg/m^2 Starting Dose
param Type
NUMBER
population Description
All treated participants: Participants who received at least 1 dose of study therapy
reporting Status
POSTED
time Frame
From the date of first dose to end-of-treatment (EOT) (Median duration of therapy in months: Stratum 1=24.11 [Range:2.27-50.63]; Stratum 2/3=3.02 [Range: 0.53-37.72]; Stratum 4=1.14 [Range: 0.03-3.38])
title
Recommended Phase II Dose of Dasatinib in Children and Adolescents With Relapsed or Refractory Leukemia
type
PRIMARY
unit Of Measure
mg/m^2 QD

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Preserved source evidence · Not medical advice