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NCT01241292 · OUTCOME

Geometric Mean Minimum Observed Serum Elotuzumab Concentration (Cmin) During Cycles 1, 2, and 3

Japanese Study of BMS-901608 (Elotuzumab) in Combination With Lenalidomide and Low Dose Dexamethasone · Source last updated 2018-02-15

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

Measure
GEOMETRIC_MEAN
Unit
µg/mL
Interval / dispersion
Geometric Coefficient of Variation
Time frame
Days 8, 15 and 22 of cycle 1, Days 1 and 22 of cycle 2, Days 1 and 15 of cycle 3

What was measured

The quantification of elotuzumab in human serum was performed using a validated enzyme-linked immunosorbent assay (ELISA). Cmin was measured in micrograms per milliliter (µg/mL). Samples of serum were obtained at: Cycle 1, Day 1: 0 hour (h), 30 minutes (min) 2 h post dose; Day 8: 0h, 2 h; Day 15: 0h, 30 min; Day 22: 0h, 30min, 2h. Cycle 2, Day 1, 22 0h, 2h. Cycle 3, Day 1: 0h, 30h, 2h; Day 15: 0h.

Analysis population: All participants who received at least one dose of study medication and had adequate PK concentration profiles were summarized.

Groups in this outcome

Elotuzumab 10 mg/kg

Elotuzumab was administered IV at a dose of 10 mg/kg weekly (Days 1, 8, 15 and 22 of 4-week cycle) for the first 2 cycles and bi-weekly (every 2 weeks) (Day 1 and Day 15) thereafter until disease progression or unacceptable toxicity became apparent. Lenalidomide 25 mg was administered PO once daily for the first 3 weeks of each 4-week cycle. The dose of lenalidomide was administered at least 2-4 hours after completion of elotuzumab infusion. On weeks without elotuzumab administration, dexamethasone was administered PO as a single dose of 40 mg. On weeks of elotuzumab infusion, the weekly dose of dexamethasone was administered as a split dose of: 28 mg PO (between 3 to 24 hours prior to the start of the elotuzumab infusion) and 8 mg IV (At least 45 min prior to the start of the elotuzumab infusion).

Elotuzumab 20 mg/kg

Elotuzumab was administered IV at a dose of 20 mg/kg weekly (Days 1, 8, 15 and 22 of 4-week cycle) for the first 2 cycles and bi-weekly (every 2 weeks) (Day 1 and Day 15) thereafter until disease progression or unacceptable toxicity became apparent. Lenalidomide 25 mg was administered PO once daily for the first 3 weeks of each 4-week cycle. The dose of lenalidomide was administered at least 2-4 hours after completion of elotuzumab infusion. On weeks without elotuzumab administration, dexamethasone was administered PO as a single dose of 40 mg. On weeks of elotuzumab infusion, the weekly dose of dexamethasone was administered as a split dose of: 28 mg PO (between 3 to 24 hours prior to the start of the elotuzumab infusion) and 8 mg IV (At least 45 min prior to the start of the elotuzumab infusion).

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

Analysis denominator · Participants

GroupSource count
Elotuzumab 10 mg/kg3
Elotuzumab 20 mg/kg3

Reported measurements

Cycle 1 Day 8 (n=3,3)
Values in µg/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Elotuzumab 10 mg/kg59.128Not reportedNot reportedNot reported
Elotuzumab 20 mg/kg16520Not reportedNot reportedNot reported
Cycle 1 Day 15 (n=3,3)
Values in µg/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Elotuzumab 10 mg/kg97.012Not reportedNot reportedNot reported
Elotuzumab 20 mg/kg25230Not reportedNot reportedNot reported
Cycle 1 Day 22 (n=3,2)
Values in µg/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Elotuzumab 10 mg/kg24.687Not reportedNot reportedNot reported
Elotuzumab 20 mg/kg28062Not reportedNot reportedNot reported
Cycle 2 Day 1 (n=3,2)
Values in µg/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Elotuzumab 10 mg/kg25.895Not reportedNot reportedNot reported
Elotuzumab 20 mg/kg38964Not reportedNot reportedNot reported
Cycle 2 Day 22 (n=3,3)
Values in µg/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Elotuzumab 10 mg/kg57.882Not reportedNot reportedNot reported
Elotuzumab 20 mg/kg54741Not reportedNot reportedNot reported
Cycle 3 Day 1 (n=3,3)
Values in µg/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Elotuzumab 10 mg/kg77.278Not reportedNot reportedNot reported
Elotuzumab 20 mg/kg57946Not reportedNot reportedNot reported
Cycle 3 Day 15 (n=3,3)
Values in µg/mL · Interval/dispersion: Geometric Coefficient of Variation
GroupValueSpreadLowerUpperComment
Elotuzumab 10 mg/kg59.478Not reportedNot reportedNot reported
Elotuzumab 20 mg/kg46638Not reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        spread
        28
        value
        59.1
      2. group Id
        OG001
        spread
        20
        value
        165
    title
    Cycle 1 Day 8 (n=3,3)
  2. categories
    1. measurements
      1. group Id
        OG000
        spread
        12
        value
        97.0
      2. group Id
        OG001
        spread
        30
        value
        252
    title
    Cycle 1 Day 15 (n=3,3)
  3. categories
    1. measurements
      1. group Id
        OG000
        spread
        87
        value
        24.6
      2. group Id
        OG001
        spread
        62
        value
        280
    title
    Cycle 1 Day 22 (n=3,2)
  4. categories
    1. measurements
      1. group Id
        OG000
        spread
        95
        value
        25.8
      2. group Id
        OG001
        spread
        64
        value
        389
    title
    Cycle 2 Day 1 (n=3,2)
  5. categories
    1. measurements
      1. group Id
        OG000
        spread
        82
        value
        57.8
      2. group Id
        OG001
        spread
        41
        value
        547
    title
    Cycle 2 Day 22 (n=3,3)
  6. categories
    1. measurements
      1. group Id
        OG000
        spread
        78
        value
        77.2
      2. group Id
        OG001
        spread
        46
        value
        579
    title
    Cycle 3 Day 1 (n=3,3)
  7. categories
    1. measurements
      1. group Id
        OG000
        spread
        78
        value
        59.4
      2. group Id
        OG001
        spread
        38
        value
        466
    title
    Cycle 3 Day 15 (n=3,3)
denoms
  1. counts
    1. group Id
      OG000
      value
      3
    2. group Id
      OG001
      value
      3
    units
    Participants
description
The quantification of elotuzumab in human serum was performed using a validated enzyme-linked immunosorbent assay (ELISA). Cmin was measured in micrograms per milliliter (µg/mL). Samples of serum were obtained at: Cycle 1, Day 1: 0 hour (h), 30 minutes (min) 2 h post dose; Day 8: 0h, 2 h; Day 15: 0h, 30 min; Day 22: 0h, 30min, 2h. Cycle 2, Day 1, 22 0h, 2h. Cycle 3, Day 1: 0h, 30h, 2h; Day 15: 0h.
dispersion Type
Geometric Coefficient of Variation
groups
  1. description
    Elotuzumab was administered IV at a dose of 10 mg/kg weekly (Days 1, 8, 15 and 22 of 4-week cycle) for the first 2 cycles and bi-weekly (every 2 weeks) (Day 1 and Day 15) thereafter until disease progression or unacceptable toxicity became apparent. Lenalidomide 25 mg was administered PO once daily for the first 3 weeks of each 4-week cycle. The dose of lenalidomide was administered at least 2-4 hours after completion of elotuzumab infusion. On weeks without elotuzumab administration, dexamethasone was administered PO as a single dose of 40 mg. On weeks of elotuzumab infusion, the weekly dose of dexamethasone was administered as a split dose of: 28 mg PO (between 3 to 24 hours prior to the start of the elotuzumab infusion) and 8 mg IV (At least 45 min prior to the start of the elotuzumab infusion).
    id
    OG000
    title
    Elotuzumab 10 mg/kg
  2. description
    Elotuzumab was administered IV at a dose of 20 mg/kg weekly (Days 1, 8, 15 and 22 of 4-week cycle) for the first 2 cycles and bi-weekly (every 2 weeks) (Day 1 and Day 15) thereafter until disease progression or unacceptable toxicity became apparent. Lenalidomide 25 mg was administered PO once daily for the first 3 weeks of each 4-week cycle. The dose of lenalidomide was administered at least 2-4 hours after completion of elotuzumab infusion. On weeks without elotuzumab administration, dexamethasone was administered PO as a single dose of 40 mg. On weeks of elotuzumab infusion, the weekly dose of dexamethasone was administered as a split dose of: 28 mg PO (between 3 to 24 hours prior to the start of the elotuzumab infusion) and 8 mg IV (At least 45 min prior to the start of the elotuzumab infusion).
    id
    OG001
    title
    Elotuzumab 20 mg/kg
param Type
GEOMETRIC_MEAN
population Description
All participants who received at least one dose of study medication and had adequate PK concentration profiles were summarized.
reporting Status
POSTED
time Frame
Days 8, 15 and 22 of cycle 1, Days 1 and 22 of cycle 2, Days 1 and 15 of cycle 3
title
Geometric Mean Minimum Observed Serum Elotuzumab Concentration (Cmin) During Cycles 1, 2, and 3
type
SECONDARY
unit Of Measure
µg/mL

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Preserved source evidence · Not medical advice