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NCT02255461 · OUTCOME

Single Dose Apparent Oral Clearance (CL/F)

Palbociclib Isethionate in Treating Younger Patients With Recurrent, Progressive, or Refractory Central Nervous System Tumors · Source last updated 2021-03-02

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

Measure
MEDIAN
Unit
L/h/m^2
Interval / dispersion
Full Range
Time frame
Up to day 3

What was measured

On day 1 of course 1, series blood samples for palbociclib pharmacokinetic studies were collected at pre-dose, 0.5, 1, 2, 4, 8 (±1), 10 (±0.5) optional, 24 (±4), 48 (±4) hours after the oral dose of palbociclib. Apparent oral clearance (CL/F) was estimated using a non-compartmental method.

Analysis population: Patients with blood samples collected for pharmacokinetic studies on days 1-3 of course 1 were included.

Groups in this outcome

Stratum I, Dose Level 1 (50 mg/m2)

Less-heavily pre-treated patients received oral palbociclib daily at 50 mg/m2/day for 21 days followed by a week rest (one course = 28 days) for up to 26 courses in the absence of disease progression or unacceptable toxicity.

Stratum I, Dose Level 2 (75 mg/m2)

Less-heavily pre-treated patients received oral palbociclib daily at 75 mg/m2/day for 21 days followed by a week rest (one course = 28 days) for up to 26 courses in the absence of disease progression or unacceptable toxicity.

Stratum I, Dose Level 3 (95 mg/m2)

Less-heavily pre-treated patients received oral palbociclib daily at 95 mg/m2/day for 21 days followed by a week rest (one course = 28 days) for up to 26 courses in the absence of disease progression or unacceptable toxicity.

Stratum II, Dose Level 1 (50 mg/m2)

Heavily pre-treated patients received oral palbociclib daily at 50 mg/m2/day for 21 days followed by a week rest (one course = 28 days) for up to 26 courses in the absence of disease progression or unacceptable toxicity.

Stratum II, Dose Level 2 (75mg/m2)

Heavily pre-treated patients received oral palbociclib daily at 75 mg/m2/day for 21 days followed by a week rest (one course = 28 days) for up to 26 courses in the absence of disease progression or unacceptable toxicity.

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

Analysis denominator · Participants

GroupSource count
Stratum I, Dose Level 1 (50 mg/m2)3
Stratum I, Dose Level 2 (75 mg/m2)12
Stratum I, Dose Level 3 (95 mg/m2)6
Stratum II, Dose Level 1 (50 mg/m2)4
Stratum II, Dose Level 2 (75mg/m2)9

Reported measurements

Source class 1
Values in L/h/m^2 · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Stratum I, Dose Level 1 (50 mg/m2)35.8Not reported34.453.1Not reported
Stratum I, Dose Level 2 (75 mg/m2)38.4Not reported29.372.0Not reported
Stratum I, Dose Level 3 (95 mg/m2)33.7Not reported17.363.3Not reported
Stratum II, Dose Level 1 (50 mg/m2)37.2Not reported16.964.3Not reported
Stratum II, Dose Level 2 (75mg/m2)24.4Not reported11.7355.0Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        34.4
        upper Limit
        53.1
        value
        35.8
      2. group Id
        OG001
        lower Limit
        29.3
        upper Limit
        72.0
        value
        38.4
      3. group Id
        OG002
        lower Limit
        17.3
        upper Limit
        63.3
        value
        33.7
      4. group Id
        OG003
        lower Limit
        16.9
        upper Limit
        64.3
        value
        37.2
      5. group Id
        OG004
        lower Limit
        11.7
        upper Limit
        355.0
        value
        24.4
denoms
  1. counts
    1. group Id
      OG000
      value
      3
    2. group Id
      OG001
      value
      12
    3. group Id
      OG002
      value
      6
    4. group Id
      OG003
      value
      4
    5. group Id
      OG004
      value
      9
    units
    Participants
description
On day 1 of course 1, series blood samples for palbociclib pharmacokinetic studies were collected at pre-dose, 0.5, 1, 2, 4, 8 (±1), 10 (±0.5) optional, 24 (±4), 48 (±4) hours after the oral dose of palbociclib. Apparent oral clearance (CL/F) was estimated using a non-compartmental method.
dispersion Type
Full Range
groups
  1. description
    Less-heavily pre-treated patients received oral palbociclib daily at 50 mg/m2/day for 21 days followed by a week rest (one course = 28 days) for up to 26 courses in the absence of disease progression or unacceptable toxicity.
    id
    OG000
    title
    Stratum I, Dose Level 1 (50 mg/m2)
  2. description
    Less-heavily pre-treated patients received oral palbociclib daily at 75 mg/m2/day for 21 days followed by a week rest (one course = 28 days) for up to 26 courses in the absence of disease progression or unacceptable toxicity.
    id
    OG001
    title
    Stratum I, Dose Level 2 (75 mg/m2)
  3. description
    Less-heavily pre-treated patients received oral palbociclib daily at 95 mg/m2/day for 21 days followed by a week rest (one course = 28 days) for up to 26 courses in the absence of disease progression or unacceptable toxicity.
    id
    OG002
    title
    Stratum I, Dose Level 3 (95 mg/m2)
  4. description
    Heavily pre-treated patients received oral palbociclib daily at 50 mg/m2/day for 21 days followed by a week rest (one course = 28 days) for up to 26 courses in the absence of disease progression or unacceptable toxicity.
    id
    OG003
    title
    Stratum II, Dose Level 1 (50 mg/m2)
  5. description
    Heavily pre-treated patients received oral palbociclib daily at 75 mg/m2/day for 21 days followed by a week rest (one course = 28 days) for up to 26 courses in the absence of disease progression or unacceptable toxicity.
    id
    OG004
    title
    Stratum II, Dose Level 2 (75mg/m2)
param Type
MEDIAN
population Description
Patients with blood samples collected for pharmacokinetic studies on days 1-3 of course 1 were included.
reporting Status
POSTED
time Frame
Up to day 3
title
Single Dose Apparent Oral Clearance (CL/F)
type
PRIMARY
unit Of Measure
L/h/m^2

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Preserved source evidence · Not medical advice