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Belantamab Mafodotin-Blmf

Phase 1FDA approved

Multiple Myeloma | ADC | Oncology |GSK plc|Last Updated: Oct 24, 2023

Development status

FDA approval on record Oct 23, 2025 as Blenrep
Approval holderGlaxosmithkline Llc
ApplicationBLA761440
Highest phase Phase 1
Registered trials 3 across 1 sponsor since Oct 2022

Label indication BLENREP is indicated in combination with bortezomib and dexamethasone for the treatment of adult patients with relapsed or refractory multiple myeloma who have received at least two prior lines of therapy, including a proteasome inhibitor and an immunomodulatory agent. FDA label

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLEDBiomarker
Total Trials1
Total Enrollment36

FDA Designations

No designations recorded

Clinical trial landscape

Belantamab Mafodotin-Blmf · 1 trial · 8 indications

Phase 1 1
NCT05573802A Study to Investigate Safety and Clinical Activity of Belantamab Mafodotin in Combination With Lenalidomide, Dexamethasone and Nirogacestat in Patients With Transplant Ineligible Newly Diagnosed Multiple MyelomaMultiple Myeloma
RECRUITING36 Analytics
PHASE1RECRUITING
A Study to Investigate Safety and Clinical Activity of Belantamab Mafodotin in Combination With Lenalidomide, Dexamethasone and Nirogacestat in Patients With Transplant Ineligible Newly Diagnosed Multiple Myeloma
Multiple MyelomaUnlock trial analytics

Study Endpoints

Primary Endpoints

Part 1: Dose-Limiting Toxicity (DLT)
Up to 28 days

The number (%) of participants with DLTs using the DLT evaluable population.

Part 1 and 2: Adverse Events (AEs) and Serious adverse events (SAEs)
Up to 4 years

The number (%) of participants with AEs and SAEs using the DLT evaluable and Safety populations

Part 1 and 2: Ocular Toxicity
Up to 4 years

The number (%) of participants with grade 2 or above KVA events

Part 2: Overall Response Rate (ORR)
Up to 4 years

ORR as per International Myeloma Working Group (IMWG) by Investigator Assessment; defined as the percentage of participants with a confirmed Partial Response (PR), Very Good Partial Response (VGPR), Complete Response (CR) or stringent Complete Response sCR in the intent-to-treat (ITT) set.

Secondary Endpoints

Part 1 and 2: Lenalidomide Relative Dose Intensity (RDI)
Up to 4 years
Part 1 and 2: Nirogacestat Relative Dose Intensity (RDI)
Up to 4 years
Part 1 and 2: Cumulative dose of bentalamab mafodotin
Up to 4 years
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Part 1 : Dose findingEXPERIMENTALBelantamab mafodotin will be administered as a combination therapy as a calculated dose on Day 1 of every other 28-day cycle. Belantamab mafodotin starting dose: • 1.4 mg/kg Q8W (i.e., on Day 1 of every other 28-day cycle) * Dose Level +1: 1.9 mg/kg Q8W * Dose Level -1: 1.0 mg/kg Q8W * Dose Level -2: 1.0 mg/kg Q12W Lenalidomide: 25 mg/d on day 1-21 of every 28-day cycle. Dexamethasone: 40 mg/d on days 1, 8, 15, 22 of every 28-day cycle in participants \< 75 years; 20 mg/d on days 1, 8, 15, 22 of every 28-day cycle in participants ≥ 75 years Nirogacestat: 100 mg twice a day (BID) starting on day -3 and then each day of every other 28-day cycle (i.e., to be given only on cycles where belantamab mafodotin is administered).

Interventions

NameTypeDescription
Belantamab Mafodotin-BlmfDRUGBlmf will be available as 100 mg/vial in single-use vial for reconstitution, supplied as lyophilized powder. Blmf will be delivered as IV solution over at least 30 minutes.
LenalidomideDRUGLenalidomide will be administered per os.
DexamethasoneDRUGDexamethasone will be administered intravenously or per os.
NirogacestatDRUGNirogacestat will be administrated each day for all subsequent cycles were Blmf is also administrated.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites2

Inclusion Criteria: 1. Participant must be \>18 years of age 2. Monoclonal plasma cells in the bone marrow (BM) ≥10% or presence of a biopsy proven plasmacytoma and documented Multiple Myeloma (MM) satisfying at least one of the calcium, renal, anemia, bone (CRAB) criteria or biomarkers of malignan...

Countries:Greece
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