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NCT05228470 · OUTCOME

Phase 1b: Number of Participants With Dose-Limiting Toxicities (DLT)

A Study of Elranatamab (PF-06863135) in Chinese Participants With Refractory Multiple Myeloma. · Source last updated 2026-01-06

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

Measure
COUNT_OF_PARTICIPANTS
Unit
Participants
Interval / dispersion
Not reported
Time frame
Cycle 1 (28 days)

What was measured

Grade(G)4 neutropenia \>5 day; febrile neutropenia (absolute neutrophil count \[ANC\] \<1000/millimeter cube (mm\^3) with single temperature \>38.3 degree Celsius (deg C) or sustained temp\>=38 deg C for \>1 hour(H); G\>=3 neutropenia with infection; G4 thrombocytopenia (unless baseline count \>=25,000/mm\^3 and \<50,000/mm\^3, in which case G4 thrombocytopenia to be accompanied by \>=G2 bleeding); Platelet count \<10,000/mm\^3; G3 thrombocytopenia with \>=G2 bleeding; G\>=4 AE; G3 cytokine release syndrome(CRS) except CRS not maximally treated/improved to \<=G1 within 48H; G3 AE except AE attributed to CRS, G3 nausea,vomiting,diarrhea improved to G\<=2 within 72H after medical management, G3 fatigue \<1 week, G3 AE recovered to baseline/G1 within 5 day; confirmed drug-induced liver injury; G3-4 laboratory (lab) abnormality except G3-4 lab abnormality improved to G\<=2 within 72H after medical management \& without sequelae;G3 injection site reaction; G2/other clinically important AE may be considered DLT.

Analysis population: DLT evaluable analysis set included all participants enrolled to Phase 1b part and who had a DLT in the DLT observation period or completed the DLT observation period without DLT. Participants without DLTs and without the minimum required exposure for reasons other than treatment-related toxicity were not evaluable for DLTs and were replaced.

Groups in this outcome

Phase 1b

Participants received SC elranatamab with a priming regimen of 12 mg on C1D1 and 32 mg on C1D4 followed by 76 mg QW thereafter starting from Cycle 1 Day 8.

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

Analysis denominator · Participants

GroupSource count
Phase 1b6

Reported measurements

Source class 1
Values in Participants · Interval/dispersion: Not reported
GroupValueSpreadLowerUpperComment
Phase 1b1Not reportedNot reportedNot reportedNot reported
Complete source fields
classes
  1. categories
    1. measurements
      1. group Id
        OG000
        value
        1
denoms
  1. counts
    1. group Id
      OG000
      value
      6
    units
    Participants
description
Grade(G)4 neutropenia \>5 day; febrile neutropenia (absolute neutrophil count \[ANC\] \<1000/millimeter cube (mm\^3) with single temperature \>38.3 degree Celsius (deg C) or sustained temp\>=38 deg C for \>1 hour(H); G\>=3 neutropenia with infection; G4 thrombocytopenia (unless baseline count \>=25,000/mm\^3 and \<50,000/mm\^3, in which case G4 thrombocytopenia to be accompanied by \>=G2 bleeding); Platelet count \<10,000/mm\^3; G3 thrombocytopenia with \>=G2 bleeding; G\>=4 AE; G3 cytokine release syndrome(CRS) except CRS not maximally treated/improved to \<=G1 within 48H; G3 AE except AE attributed to CRS, G3 nausea,vomiting,diarrhea improved to G\<=2 within 72H after medical management, G3 fatigue \<1 week, G3 AE recovered to baseline/G1 within 5 day; confirmed drug-induced liver injury; G3-4 laboratory (lab) abnormality except G3-4 lab abnormality improved to G\<=2 within 72H after medical management \& without sequelae;G3 injection site reaction; G2/other clinically important AE may be considered DLT.
groups
  1. description
    Participants received SC elranatamab with a priming regimen of 12 mg on C1D1 and 32 mg on C1D4 followed by 76 mg QW thereafter starting from Cycle 1 Day 8.
    id
    OG000
    title
    Phase 1b
param Type
COUNT_OF_PARTICIPANTS
population Description
DLT evaluable analysis set included all participants enrolled to Phase 1b part and who had a DLT in the DLT observation period or completed the DLT observation period without DLT. Participants without DLTs and without the minimum required exposure for reasons other than treatment-related toxicity were not evaluable for DLTs and were replaced.
reporting Status
POSTED
time Frame
Cycle 1 (28 days)
title
Phase 1b: Number of Participants With Dose-Limiting Toxicities (DLT)
type
PRIMARY
unit Of Measure
Participants

Download exact source JSON → · Snapshot ctgov-results-25a395029948b04d52b1253f

Preserved source evidence · Not medical advice