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NCT03848845 · OUTCOME

Part 1 - Ctrough for Total mAb

Study Evaluating Safety, Tolerability and Clinical Activity of GSK2857916 in Combination With Pembrolizumab in Subjects With Relapsed/Refractory Multiple Myeloma (RRMM) · Source last updated 2024-04-09

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

Measure
MEDIAN
Unit
ug/mL
Interval / dispersion
Full Range
Time frame
Cycle 1, Cycle 4, Cycle 7, Cycle 10, and Cycle 13

What was measured

Blood samples were collected for PK analysis of belantamab mafodotin when administered intravenously in combination with pembrolizumab. Ctrough was calculated as the observed concentration at the end of a dosing interval, immediately before next study drug administration on Day 1 of each Cycle. PK parameter was determined using standard non-compartmental methods.

Analysis population: Pharmacokinetic Population. Only those participants with data available at specified time points have been analyzed.

Groups in this outcome

Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation

Participants were administered 2.5 mg/kg of belantamab mafodotin in combination with 200 mg of pembrolizumab via intravenous (IV) infusion on Day 1 of each 21-day Cycle up to until disease progression, intolerable toxicity, informed consent withdrawal , or for a maximum of 35 cycles.

Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation

Participants were administered 3.4 mg/kg of belantamab mafodotin in combination with 200 mg of pembrolizumab via intravenous (IV) infusion on Day 1 of each 21-day Cycle up to until disease progression, intolerable toxicity, informed consent withdrawal , or for a maximum of 35 cycles.

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

Analysis denominator · Participants

GroupSource count
Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation5
Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation4

Reported measurements

Cycle 1

Analysis denominator · Participants

GroupSource count
Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation3
Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation4
Values in ug/mL · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation5.420Not reported3.857.87Not reported
Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation13.350Not reported1.8313.50Not reported
Cycle 4

Analysis denominator · Participants

GroupSource count
Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation5
Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation2
Values in ug/mL · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation8.91Not reported030.8Not reported
Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation18.80Not reported18.119.5Not reported
Cycle 7

Analysis denominator · Participants

GroupSource count
Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation1
Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation2
Values in ug/mL · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation26.90Not reported26.926.9Not reported
Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation45.05Not reported23.966.2Not reported
Cycle 10

Analysis denominator · Participants

GroupSource count
Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation1
Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation1
Values in ug/mL · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation18.40Not reported18.418.4Not reported
Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation21.70Not reported21.721.7Not reported
Cycle 13

Analysis denominator · Participants

GroupSource count
Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation2
Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation0
Values in ug/mL · Interval/dispersion: Full Range
GroupValueSpreadLowerUpperComment
Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation18.05Not reported18.018.1Not reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        3.85
        upper Limit
        7.87
        value
        5.420
      2. group Id
        OG001
        lower Limit
        1.83
        upper Limit
        13.50
        value
        13.350
    denoms
    1. counts
      1. group Id
        OG000
        value
        3
      2. group Id
        OG001
        value
        4
      units
      Participants
    title
    Cycle 1
  2. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        0
        upper Limit
        30.8
        value
        8.91
      2. group Id
        OG001
        lower Limit
        18.1
        upper Limit
        19.5
        value
        18.80
    denoms
    1. counts
      1. group Id
        OG000
        value
        5
      2. group Id
        OG001
        value
        2
      units
      Participants
    title
    Cycle 4
  3. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        26.9
        upper Limit
        26.9
        value
        26.90
      2. group Id
        OG001
        lower Limit
        23.9
        upper Limit
        66.2
        value
        45.05
    denoms
    1. counts
      1. group Id
        OG000
        value
        1
      2. group Id
        OG001
        value
        2
      units
      Participants
    title
    Cycle 7
  4. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        18.4
        upper Limit
        18.4
        value
        18.40
      2. group Id
        OG001
        lower Limit
        21.7
        upper Limit
        21.7
        value
        21.70
    denoms
    1. counts
      1. group Id
        OG000
        value
        1
      2. group Id
        OG001
        value
        1
      units
      Participants
    title
    Cycle 10
  5. categories
    1. measurements
      1. group Id
        OG000
        lower Limit
        18.0
        upper Limit
        18.1
        value
        18.05
    denoms
    1. counts
      1. group Id
        OG000
        value
        2
      2. group Id
        OG001
        value
        0
      units
      Participants
    title
    Cycle 13
denoms
  1. counts
    1. group Id
      OG000
      value
      5
    2. group Id
      OG001
      value
      4
    units
    Participants
description
Blood samples were collected for PK analysis of belantamab mafodotin when administered intravenously in combination with pembrolizumab. Ctrough was calculated as the observed concentration at the end of a dosing interval, immediately before next study drug administration on Day 1 of each Cycle. PK parameter was determined using standard non-compartmental methods.
dispersion Type
Full Range
groups
  1. description
    Participants were administered 2.5 mg/kg of belantamab mafodotin in combination with 200 mg of pembrolizumab via intravenous (IV) infusion on Day 1 of each 21-day Cycle up to until disease progression, intolerable toxicity, informed consent withdrawal , or for a maximum of 35 cycles.
    id
    OG000
    title
    Main Study Phase- Part 1: Belantamab Mafodotin 2.5 mg/kg + Pembrolizumab 200 mg Escalation
  2. description
    Participants were administered 3.4 mg/kg of belantamab mafodotin in combination with 200 mg of pembrolizumab via intravenous (IV) infusion on Day 1 of each 21-day Cycle up to until disease progression, intolerable toxicity, informed consent withdrawal , or for a maximum of 35 cycles.
    id
    OG001
    title
    Part 1: Belantamab Mafodotin 3.4 mg/kg + Pembrolizumab 200 mg Escalation
param Type
MEDIAN
population Description
Pharmacokinetic Population. Only those participants with data available at specified time points have been analyzed.
reporting Status
POSTED
time Frame
Cycle 1, Cycle 4, Cycle 7, Cycle 10, and Cycle 13
title
Part 1 - Ctrough for Total mAb
type
SECONDARY
unit Of Measure
ug/mL

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Preserved source evidence · Not medical advice