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CRB-601

Phase 1

Solid Tumor | Small molecule | Oncology |Corbus Pharmaceuticals Holdings, Inc.|Last Updated: Jun 3, 2025

Target and mechanism

ModalitySmall molecule

Also known as CRB-601 monoclonal antibody

Success Probability

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Market & Valuation

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Trial Design

CONTROLLED
Total Trials1
Total Enrollment156

FDA Designations

No designations recorded

Clinical trial landscape

CRB-601 · 1 trial · 1 indication

Phase 1 1
NCT06603844First-in-human Study of CRB-601-01 to Treat Patients With Advanced Solid Tumor.Solid Tumor
RECRUITING156 Analytics
PHASE1RECRUITING
First-in-human Study of CRB-601-01 to Treat Patients With Advanced Solid Tumor.
Solid TumorUnlock trial analytics

Study Endpoints

Primary Endpoints

Occurance of Dose-limiting toxicities
28 days
Characterize the safety of CRB-601 in combination anti-PD(L)1 therapy
6 months

Incidence of treatment emergent adverse events and clinically significant changes in laboratory parameters, ECG, vital signs and physical exam findings over treatment duration

To evaluate the efficacy of CRB-601 in terms of DCR when administered in combination with anti-PD(L)-1
6 months

Disease Control Rate (Complete Responses plus Partial Responses plus Stable Disease for at least 4 months as determined by the Investigator using RECIST 1.1.

Secondary Endpoints

To evaluate the preliminary antitumor activity of CRB-601 in combination with anti-PD(L)1 therapy
6 months
To characterize the PK profile of CRB-601
28 Days
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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelFACTORIAL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Part A: Dose 1 CRB-601 monotherapyEXPERIMENTALDose 1 of CRB-601 (3mg/Kg) administered intravenously every two weeks
Part A: Dose 2 of CRB-601 monotherapyEXPERIMENTALDose 2 of CRB-601 (10mg/Kg) administered intravenously every two weeks
Part A: Dose 3 of CRB-601 monotherapyEXPERIMENTALDose 3 of CRB-601 (30mg/Kg) administered intravenously every two weeks
Part B/Cohort 1: Dose level (low) CRB-601 in combination with anti-PD(L)-1EXPERIMENTALDose (defined in Part A) of CRB-601 administered intravenously in combination with anti-PD(L)-1 therapy dosed as per label.
Part B/Cohort 2: Dose level (high) CRB-601 in combination with anti-PD(L)-1EXPERIMENTALHigh dose CRB-601 (defined in Part A) of CRB-601 administered intravenously in combination with anti-PD(L)-1 therapy dosed per label.
Part B/Expansion: Dose level (defined in Part B/ Safety Le) CRB-601 in combination with anti-PD(L)-1EXPERIMENTALDose (defined in Part B/ Safety Lead-In) or CRB-601 administered intravenously in combination with anti-PD(L)-1 therapy dosed per label.
Part C - Low dose CRB-601 in combination with anti-PD(L)-1EXPERIMENTALParticipants will receive a low dose of CRB-601 (defined in Part A \&B) in combination with standard of care dose of anti-PD(L)-1 therapy.
Part C - High dose CRB-601 in combination with anti-PD(L)-1EXPERIMENTALParticipants will receive a high dose of CRB-601 (defined in Part A \&B) in combination with standard of care dose of anti-PD(L)-1 therapy.

Interventions

NameTypeDescription
CRB-601 monoclonal antibodyDRUGCRB-601
Anti-PD-1 monoclonal antibodyDRUGAnti-PD(L)-1 used as per label
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites26

Inclusion Criteria: * Confirmed diagnosis of select locally advanced or metastatic solid tumors that have progressed after at least one line of therapy or have no other standard therapy with proven clinical benefit available. * Measurable disease on imaging as assessed by RECIST 1.1 Eastern Coopera...

Countries:United StatesUnited Kingdom
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Competitive Landscape -Other Solid Tumors 9 trials (matched to "Solid Tumor")

Recent Changes (Last 90 Days)

MEDIUMAug 1, 2026NCT06603844Phase: PHASE1/PHASE2 → PHASE1
MEDIUMAug 1, 2026NCT06603844Phase: PHASE1/PHASE2 → PHASE1
MEDIUMAug 1, 2026NCT06603844Phase: PHASE1/PHASE2 → PHASE1