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Forimtamig

Phase 1

Multiple Myeloma | Small molecule | Oncology |Roche Holding AG|Last Updated: Apr 13, 2026

Success Probability

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Market & Valuation

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Trial Design

RandomizedCONTROLLED
Total Trials1
Total Enrollment225

FDA Designations

No designations recorded

Clinical trial landscape

Forimtamig · 2 trials · 2 indications

Phase 1 2
NCT06055075A Study Evaluating Safety, Tolerability, and Clinical Activity of Forimtamig-Based Treatment Combinations in Participants With Relapsed or Refractory Multiple MyelomaRelapsed or Refractory Multiple Myeloma
COMPLETED19 Analytics
NCT04557150A Study Evaluating the Safety and Pharmacokinetics of Escalating Doses of Forimtamig in Participants With Relapsed or Refractory Multiple Myeloma (r/r MM)Multiple Myeloma
COMPLETED225 Analytics
PHASE1COMPLETED
A Study Evaluating Safety, Tolerability, and Clinical Activity of Forimtamig-Based Treatment Combinations in Participants With Relapsed or Refractory Multiple Myeloma
Relapsed or Refractory Multiple MyelomaUnlock trial analytics
PHASE1COMPLETED
A Study Evaluating the Safety and Pharmacokinetics of Escalating Doses of Forimtamig in Participants With Relapsed or Refractory Multiple Myeloma (r/r MM)
Multiple MyelomaUnlock trial analytics

Study Endpoints

Primary Endpoints

Percentage of Participants with Adverse Events (AEs)
Up to approximately 24 months
Objective Response Rate (ORR) as Determined by the Investigator per International Myeloma Working Group (IMWG) Criteria
Up to approximately 24 months
Complete Response (CR)/Stringent Complete Response (sCR) Rate as Determined by the Investigator per IMWG Criteria
Up to approximately 24 months
Rate of Very Good Partial Response (VGPR) or Better as Determined by the Investigator per IMWG Criteria
Up to approximately 24 months
Percentage of Participants with Dose Limiting Toxicities (DLTs)
Cycle 1 Day 1 up to Cycle 1 Day 35

Secondary Endpoints

Progression-Free Survival (PFS) as Determined by the Investigator per IMWG Criteria
Up to approximately 24 months
Duration of Response (DoR) for Participants who Achieve a Partial Response (PR) or Better as Determined by the Investigator per IMWG Criteria
Up to approximately 24 months
Time to First Response as Determined by the Investigator per IMWG Criteria
Up to approximately 24 months
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Dose Exploration Phase: Forimtamig (Dose 1) + CarfilzomibEXPERIMENTALParticipants will receive Dose 1 of forimtamig, subcutaneous (SC) injection in combination with carfilzomib, intravenous (IV) infusion until disease progression.
Dose Exploration Phase: Forimtamig (Dose 2) + CarfilzomibEXPERIMENTALParticipants will receive Dose 2 of forimtamig, SC injection in combination with carfilzomib, IV infusion until disease progression.
Dose Exploration Phase: Forimtamig (Dose 3) + CarfilzomibEXPERIMENTALParticipants will receive Dose 3 of forimtamig, SC injection in combination with carfilzomib, IV infusion until disease progression.
Dose Exploration Phase: Forimtamig (Dose 1) + DaratumumabEXPERIMENTALParticipants will receive Dose 1 of forimtamig, SC injection in combination with daratumumab, SC injection until disease progression.
Dose Exploration Phase: Forimtamig (Dose 2) + DaratumumabEXPERIMENTALParticipants will receive Dose 2 of forimtamig, SC injection in combination with daratumumab, SC injection until disease progression.
Dose Exploration Phase: Forimtamig (Dose 3) + DaratumumabEXPERIMENTALParticipants will receive Dose 3 of forimtamig, SC injection in combination with daratumumab, SC injection until disease progression.
Dose Expansion Phase: ForimtamigEXPERIMENTALParticipants will receive forimtamig, SC injection at a fixed dose determined during dose exploration phase until disease progression or completion of 12 months of treatment, whichever occurs first.
Dose Expansion Phase: Forimtamig + CarfilzomibEXPERIMENTALParticipants will receive forimtamig, SC injection at a fixed dose determined during dose exploration phase in combination with carfilzomib, IV infusion until disease progression.
Dose Expansion Phase: Forimtamig + DaratumumabEXPERIMENTALParticipants will receive forimtamig, SC injection at a fixed dose determined during dose exploration phase in combination with daratumumab, SC injection until disease progression.
Part I: Dose EscalationEXPERIMENTALParticipants will receive forimtamig as intravenous (IV) infusion and/or subcutaneous (SC) injection in a step-up dosing fashion.
Part II: Dose ExpansionEXPERIMENTALDose Expansion cohorts with IV and/or SC administration, respectively, will be initiated at the Recommended Phase 2 Doses (RP2Ds) determined in Part I: Dose Escalation phase.

Interventions

NameTypeDescription
ForimtamigDRUGForimtamig will be administered SC at different doses during dose exploration phase. Forimtamig will be administered at a fixed dose determined during dose exploration phase in dose expansion phase.
CarfilzomibDRUGCarfilzomib will be administered via IV infusion in combination with forimtamig.
DaratumumabDRUGDaratumumab will be administered via SC injection in combination with forimtamig.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites7

Inclusion Criteria: * Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 or 1 * Life expectancy of at least 12 weeks * Documented diagnosis of MM according to the IMWG diagnostic criteria * Evidence of progressive disease based on Investigator's determination of response by IMWG crit...

Countries:AustraliaCanadaItalyNew ZealandSouth KoreaSpainBelgiumDenmarkFranceUnited Kingdom
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Competitive Landscape -Multiple Myeloma 221 trials

Top 20 of 25 competitors

CompanyTickerTrialsLead PhaseDrugs
AbbVie, Inc.ABBV16PHASE3Pomalidomide, Dexamethasone, Venetoclax
Bristol-Myers Squibb CompanyBMY18PHASE3Iberdomide, Lenalidomide
Takeda Pharmaceutical Co. Ltd. Sponsored ADRTAK5PHASE3IGI, 10%
GSK plc Sponsored ADRGSK17PHASE3Belantamab mafodotin, Pomalidomide, Dexamethasone, Bortezomib
Johnson & JohnsonJNJ28PHASE3Talquetamab, Pomalidomide, Teclistamab, Elotuzumab, Dexamethasone
Regeneron Pharmaceuticals, Inc.REGN11PHASE3Linvoseltamab, Carfilzomib, Daratumumab, Dexamethasone, Pomalidomide
Pfizer Inc.PFE11PHASE3Elranatamab, Lenalidomide
Sanofi SA Sponsored ADRSNY17PHASE3Isatuximab, Dexamethasone, Pomalidomide, Montelukast, Paracetamol/ Acetaminophen
AstraZeneca PLCAZN5PHASE3AZD0120, Daratumumab, Carfilzomib, Dexamethasone, Bortezomib
Gilead Sciences, Inc.GILD3PHASE3Anitocabtagene Autoleucel, Cyclophosphamide, Fludarabine, Pomalidomide, Bortezomib
Karyopharm Therapeutics, Inc.KPTI6PHASE3Selinexor, Elotuzumab, Pomalidomide, Dexamethasone
Grifols, S.A. Sponsored ADR Class BGRFS1PHASE3Xembify
BioLineRX Ltd. Sponsored ADRBLRX1PHASE3BL-8040/kg, G-CSF
C4 Therapeutics, Inc.CCCC3PHASE2Cemsidomide, Dexamethasone
Cellectar Biosciences, Inc.CLRB1PHASE2Iopofosine I 131 single dose, Iopofosine I 131 fractionated dose
GeoVax Labs, Inc.GOVX1PHASE2COVID-19 Vaccine, Synthetic MVA-based SARS-CoV-2 Vaccine GEO-CM04S1
Autolus Therapeutics Plc Sponsored ADRAUTL1PHASE2AUTO CAR T cell therapy
Incyte CorporationINCY2PHASE1Ruxolitinib, Lenalidomide, Methylprednisolone
Moderna, Inc.MRNA2PHASE1mRNA-2808
BeOne Medicines Ltd. Sponsored ADRONC1PHASE1Sonrotoclax, Dexamethasone, Carfilzomib, Daratumumab, Pomalidomide
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Frequently asked questions about Forimtamig

What is Forimtamig used for?

Forimtamig is an investigational small molecule being developed for the treatment of multiple myeloma, specifically relapsed or refractory multiple myeloma. It is currently in Phase 1 clinical development and has not been approved by regulatory authorities.

Who makes Forimtamig?

Forimtamig is being developed by Roche Holding AG, which trades under the ticker RHHBY. The company is conducting clinical trials to evaluate the safety and efficacy of this investigational therapy in patients with multiple myeloma.

What phase is Forimtamig in?

Forimtamig is in Phase 1 clinical development. It is an investigational drug and has not yet received regulatory approval. Clinical trials are ongoing or completed to assess its safety, pharmacokinetics, and clinical activity in patients with relapsed or refractory multiple myeloma.

What clinical trials is Forimtamig in?

Forimtamig has been studied in two Phase 1 clinical trials. NCT04557150 evaluated escalating doses in 225 participants with relapsed or refractory multiple myeloma across multiple countries. NCT06055075 assessed Forimtamig-based treatment combinations in 19 participants with relapsed or refractory multiple myeloma.

Is Forimtamig FDA approved?

Forimtamig is not FDA approved. It is an investigational drug currently in Phase 1 clinical trials for the treatment of relapsed or refractory multiple myeloma. Its safety and efficacy have not been established, and it remains under clinical investigation.