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NCT00306202 · OUTCOME

Dasatinib Plasma Pharmacokinetic Parameter: Observed Maximum Plasma Concentration (Cmax) by Dose Level and Age Group

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
GEOMETRIC_MEAN
Unit
ng/mL
Interval / dispersion
Geometric Coefficient of Variation
Time frame
During Week 1 of Course 1, and any course in which dose escalation was performed (at pre-dose, and at 0.5, 1, 2, 4, 6, 8 and 24 hours).

What was measured

PK is the process by which a drug is absorbed, distributed, metabolized, and eliminated by the body. Cmax is the maximum observed concentration of drug substance in plasma.

Analysis population: All treated participants with plasma samples available. Each participant could have 1, 2, or 3 plasma PK profiles sampled, depending on the number of times the dose of dasatinib was escalated. n=number of PK parameters included.

Groups in this outcome

Dasatinib 60 mg/m^2

Dasatinib 60 mg/m\^2 QD, as long as clinical benefit was maintained.

Dasatinib 80 mg/m^2

Tablets, Oral; If necessary in participants who could not swallow, tablets were dispersed into 30 cc of 100% fruit juice with no preservatives (minute maid lemonade or orange juice or apple juice). Dasatinib 80 mg/m\^2 QD, as long as clinical benefit was maintained.

Dasatinib 100 mg/m^2

Tablets, Oral; If necessary in participants who could not swallow, tablets were dispersed into 30 cc of 100% fruit juice with no preservatives (minute maid lemonade or orange juice or apple juice). Dasatinib 100 mg/m\^2 QD, as long as clinical benefit was maintained.

Dasatinib 120 mg/m^2

Tablets, Oral; If necessary in participants who could not swallow, tablets were dispersed into 30 cc of 100% fruit juice with no preservatives (minute maid lemonade or orange juice or apple juice). Dasatinib 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
Dasatinib 60 mg/m^220
Dasatinib 80 mg/m^225
Dasatinib 100 mg/m^219
Dasatinib 120 mg/m^210

Reported measurements

Infants and Toddlers (age>2yr; n=0; n=0; n=1; n=1)
Values in ng/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Dasatinib 60 mg/m^2NANANot reportedNot reportedNo participants in this age group.
Dasatinib 80 mg/m^2NANANot reportedNot reportedNo participants in this age group.
Dasatinib 100 mg/m^230.6NANot reportedNot reportedDue to insufficient number of participants in this age group (only 1 participant), CV% could not be calculated.
Dasatinib 120 mg/m^253.8NANot reportedNot reportedDue to insufficient number of participants in this age group (only 1 participant), CV% could not be calculated.
Children (age>=2 & <12yr; n=11; n=16; n=9; n=7)
Values in ng/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Dasatinib 60 mg/m^2110.661.8Not reportedNot reportedNot reported
Dasatinib 80 mg/m^2142.580.2Not reportedNot reportedNot reported
Dasatinib 100 mg/m^2111.282.6Not reportedNot reportedNot reported
Dasatinib 120 mg/m^2208.478.5Not reportedNot reportedNot reported
Adolescents (age>=12; n=9; n=8; n=9; n=2)
Values in ng/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Dasatinib 60 mg/m^292.650.6Not reportedNot reportedNot reported
Dasatinib 80 mg/m^2116.573.0Not reportedNot reportedNot reported
Dasatinib 100 mg/m^2235.159.0Not reportedNot reportedNot reported
Dasatinib 120 mg/m^2123.368.3Not reportedNot reportedNot reported
Above 18 years (n=0; n=1; n=0; n=0)
Values in ng/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Dasatinib 60 mg/m^2NANANot reportedNot reportedNo participants in this age group.
Dasatinib 80 mg/m^2143.2NANot reportedNot reportedDue to insufficient number of participants in this age group (only 1 participant), CV% could not be calculated.
Dasatinib 100 mg/m^2NANANot reportedNot reportedNo participants in this age group.
Dasatinib 120 mg/m^2NANANot reportedNot reportedNo participants in this age group.
Total
Values in ng/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Dasatinib 60 mg/m^2102.158.0Not reportedNot reportedNot reported
Dasatinib 80 mg/m^2133.677.6Not reportedNot reportedNot reported
Dasatinib 100 mg/m^2148.175.0Not reportedNot reportedNot reported
Dasatinib 120 mg/m^2163.987.6Not reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. comment
        No participants in this age group.
        group Id
        OG000
        spread
        NA
        value
        NA
      2. comment
        No participants in this age group.
        group Id
        OG001
        spread
        NA
        value
        NA
      3. comment
        Due to insufficient number of participants in this age group (only 1 participant), CV% could not be calculated.
        group Id
        OG002
        spread
        NA
        value
        30.6
      4. comment
        Due to insufficient number of participants in this age group (only 1 participant), CV% could not be calculated.
        group Id
        OG003
        spread
        NA
        value
        53.8
    title
    Infants and Toddlers (age>2yr; n=0; n=0; n=1; n=1)
  2. categories
    1. measurements
      1. group Id
        OG000
        spread
        61.8
        value
        110.6
      2. group Id
        OG001
        spread
        80.2
        value
        142.5
      3. group Id
        OG002
        spread
        82.6
        value
        111.2
      4. group Id
        OG003
        spread
        78.5
        value
        208.4
    title
    Children (age>=2 & <12yr; n=11; n=16; n=9; n=7)
  3. categories
    1. measurements
      1. group Id
        OG000
        spread
        50.6
        value
        92.6
      2. group Id
        OG001
        spread
        73.0
        value
        116.5
      3. group Id
        OG002
        spread
        59.0
        value
        235.1
      4. group Id
        OG003
        spread
        68.3
        value
        123.3
    title
    Adolescents (age>=12; n=9; n=8; n=9; n=2)
  4. categories
    1. measurements
      1. comment
        No participants in this age group.
        group Id
        OG000
        spread
        NA
        value
        NA
      2. comment
        Due to insufficient number of participants in this age group (only 1 participant), CV% could not be calculated.
        group Id
        OG001
        spread
        NA
        value
        143.2
      3. comment
        No participants in this age group.
        group Id
        OG002
        spread
        NA
        value
        NA
      4. comment
        No participants in this age group.
        group Id
        OG003
        spread
        NA
        value
        NA
    title
    Above 18 years (n=0; n=1; n=0; n=0)
  5. categories
    1. measurements
      1. group Id
        OG000
        spread
        58.0
        value
        102.1
      2. group Id
        OG001
        spread
        77.6
        value
        133.6
      3. group Id
        OG002
        spread
        75.0
        value
        148.1
      4. group Id
        OG003
        spread
        87.6
        value
        163.9
    title
    Total
denoms
  1. counts
    1. group Id
      OG000
      value
      20
    2. group Id
      OG001
      value
      25
    3. group Id
      OG002
      value
      19
    4. group Id
      OG003
      value
      10
    units
    Participants
description
PK is the process by which a drug is absorbed, distributed, metabolized, and eliminated by the body. Cmax is the maximum observed concentration of drug substance in plasma.
dispersion Type
Geometric Coefficient of Variation
groups
  1. description
    Dasatinib 60 mg/m\^2 QD, as long as clinical benefit was maintained.
    id
    OG000
    title
    Dasatinib 60 mg/m^2
  2. description
    Tablets, Oral; If necessary in participants who could not swallow, tablets were dispersed into 30 cc of 100% fruit juice with no preservatives (minute maid lemonade or orange juice or apple juice). Dasatinib 80 mg/m\^2 QD, as long as clinical benefit was maintained.
    id
    OG001
    title
    Dasatinib 80 mg/m^2
  3. description
    Tablets, Oral; If necessary in participants who could not swallow, tablets were dispersed into 30 cc of 100% fruit juice with no preservatives (minute maid lemonade or orange juice or apple juice). Dasatinib 100 mg/m\^2 QD, as long as clinical benefit was maintained.
    id
    OG002
    title
    Dasatinib 100 mg/m^2
  4. description
    Tablets, Oral; If necessary in participants who could not swallow, tablets were dispersed into 30 cc of 100% fruit juice with no preservatives (minute maid lemonade or orange juice or apple juice). Dasatinib 120 mg/m\^2 QD, as long as clinical benefit was maintained.
    id
    OG003
    title
    Dasatinib 120 mg/m^2
param Type
GEOMETRIC_MEAN
population Description
All treated participants with plasma samples available. Each participant could have 1, 2, or 3 plasma PK profiles sampled, depending on the number of times the dose of dasatinib was escalated. n=number of PK parameters included.
reporting Status
POSTED
time Frame
During Week 1 of Course 1, and any course in which dose escalation was performed (at pre-dose, and at 0.5, 1, 2, 4, 6, 8 and 24 hours).
title
Dasatinib Plasma Pharmacokinetic Parameter: Observed Maximum Plasma Concentration (Cmax) by Dose Level and Age Group
type
SECONDARY
unit Of Measure
ng/mL

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Preserved source evidence · Not medical advice