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NCT01970865 · OUTCOME

Area Under the Plasma Concentration-Time Profile From Time Zero Extrapolated to Infinite Time (AUCinf) of Midazolam (Phase 1)

A Study Of PF-06463922 An ALK/ROS1 Inhibitor In Patients With Advanced Non Small Cell Lung Cancer With Specific Molecular Alterations · Source last updated 2024-08-12

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

Measure
GEOMETRIC_MEAN
Unit
ng*hr/mL
Interval / dispersion
Geometric Coefficient of Variation
Time frame
Pre-dose, 0.5, 1, 2, 4, 6, 8, 9 and 24 hours post-dose on Day -7 and pre-dose, 0.5, 1, 2, 4, 6, 8, 9 and 24 hours post-dose on Cycle 1 Day 15

What was measured

AUCinf was calculated as AUClast + (Clast\*/kel), where AUClast was the area under the plasma concentration-time profile from time 0 to the time of the last quantifiable concentration, Clast\* was the predicted plasma concentration at the last quantifiable time point estimated from the log-linear regression analysis, and kel was the rate constant for terminal phase. Only participants in 25 mg and 150 mg QD groups were given midazolam. Day -7 data reflect the PK assessment before administration of PF-06463922, and Cycle 1 Day 15 data reflect the PK assessment after multiple doses of PF-06463922 were administered.

Analysis population: PK parameter analysis set for midazolam included all participants who received at least 1 dose of midazolam and for which at least 1 midazolam PK parameter of interest was available.

Groups in this outcome

25 mg QD (Phase 1)

PF-06463922 25 mg was orally given QD in 21-day cycles from Cycle 1 Day 1 until progression of disease (unless clinical benefit was still achievable), unacceptable toxicity, death or consent withdrawal. Midazolam 2 mg was orally given QD on Day -7 and Cycle 1 Day 15.

150 mg QD (Phase 1)

PF-06463922 150 mg was orally given QD in 21-day cycles from Cycle 1 Day 1 until progression of disease (unless clinical benefit was still achievable), unacceptable toxicity, death or consent withdrawal. Midazolam 2 mg was orally given QD on Day -7 and Cycle 1 Day 15.

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

Analysis denominator · Participants

GroupSource count
25 mg QD (Phase 1)3
150 mg QD (Phase 1)3

Reported measurements

Day -7

Analysis denominator · Participants

GroupSource count
25 mg QD (Phase 1)3
150 mg QD (Phase 1)2
Values in ng*hr/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
25 mg QD (Phase 1)54.5343Not reportedNot reportedNot reported
150 mg QD (Phase 1)NANANot reportedNot reportedSummary statistics were not calculated when fewer than 3 participants had reportable values. Individual values are 42.2 and 46.8 ng\*hr/mL, respectively.
Cycle 1 Day 15

Analysis denominator · Participants

GroupSource count
25 mg QD (Phase 1)3
150 mg QD (Phase 1)3
Values in ng*hr/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
25 mg QD (Phase 1)21.3218Not reportedNot reportedNot reported
150 mg QD (Phase 1)16.0929Not reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        spread
        43
        value
        54.53
      2. comment
        Summary statistics were not calculated when fewer than 3 participants had reportable values. Individual values are 42.2 and 46.8 ng\*hr/mL, respectively.
        group Id
        OG001
        spread
        NA
        value
        NA
    denoms
    1. counts
      1. group Id
        OG000
        value
        3
      2. group Id
        OG001
        value
        2
      units
      Participants
    title
    Day -7
  2. categories
    1. measurements
      1. group Id
        OG000
        spread
        18
        value
        21.32
      2. group Id
        OG001
        spread
        29
        value
        16.09
    denoms
    1. counts
      1. group Id
        OG000
        value
        3
      2. group Id
        OG001
        value
        3
      units
      Participants
    title
    Cycle 1 Day 15
denoms
  1. counts
    1. group Id
      OG000
      value
      3
    2. group Id
      OG001
      value
      3
    units
    Participants
description
AUCinf was calculated as AUClast + (Clast\*/kel), where AUClast was the area under the plasma concentration-time profile from time 0 to the time of the last quantifiable concentration, Clast\* was the predicted plasma concentration at the last quantifiable time point estimated from the log-linear regression analysis, and kel was the rate constant for terminal phase. Only participants in 25 mg and 150 mg QD groups were given midazolam. Day -7 data reflect the PK assessment before administration of PF-06463922, and Cycle 1 Day 15 data reflect the PK assessment after multiple doses of PF-06463922 were administered.
dispersion Type
Geometric Coefficient of Variation
groups
  1. description
    PF-06463922 25 mg was orally given QD in 21-day cycles from Cycle 1 Day 1 until progression of disease (unless clinical benefit was still achievable), unacceptable toxicity, death or consent withdrawal. Midazolam 2 mg was orally given QD on Day -7 and Cycle 1 Day 15.
    id
    OG000
    title
    25 mg QD (Phase 1)
  2. description
    PF-06463922 150 mg was orally given QD in 21-day cycles from Cycle 1 Day 1 until progression of disease (unless clinical benefit was still achievable), unacceptable toxicity, death or consent withdrawal. Midazolam 2 mg was orally given QD on Day -7 and Cycle 1 Day 15.
    id
    OG001
    title
    150 mg QD (Phase 1)
param Type
GEOMETRIC_MEAN
population Description
PK parameter analysis set for midazolam included all participants who received at least 1 dose of midazolam and for which at least 1 midazolam PK parameter of interest was available.
reporting Status
POSTED
time Frame
Pre-dose, 0.5, 1, 2, 4, 6, 8, 9 and 24 hours post-dose on Day -7 and pre-dose, 0.5, 1, 2, 4, 6, 8, 9 and 24 hours post-dose on Cycle 1 Day 15
title
Area Under the Plasma Concentration-Time Profile From Time Zero Extrapolated to Infinite Time (AUCinf) of Midazolam (Phase 1)
type
SECONDARY
unit Of Measure
ng*hr/mL

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