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varsetatug masetecan

Phase 1

Colo-rectal Cancer | Small molecule | Oncology |CytomX Therapeutics, Inc.|Trials Updated: Oct 28, 2026

varsetatug masetecan development status

Highest phase Phase 1
Registered trials 1 across 1 sponsor since Oct 2026

Success Probability

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Market & Valuation

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Trial Design

CONTROLLEDDMC
Total Trials1
Total Enrollment368

FDA Designations

No designations recorded

varsetatug masetecan clinical trials

varsetatug masetecan · 1 trial · 1 indication

Phase 1 1
NCT07900165Study of Varsetatug Masetecan in Combination With Anti-Cancer Therapies in Colorectal CancerColo-rectal Cancer
NOT YET_RECRUITING368 Analytics
PHASE1NOT YET_RECRUITING
Study of Varsetatug Masetecan in Combination With Anti-Cancer Therapies in Colorectal Cancer
Colo-rectal CancerUnlock trial analytics

Study Endpoints

Primary Endpoints

Part 1 - Safety and tolerability of varsetatug masetecan in combination with bevacizumab + 5-FU + leucovorin
27 months

The number of participants experiencing a dose-limiting toxicity (DLT) as defined in the protocol, AEs (adverse events), and treatment-emergent adverse events (TEAEs) at any dose level

Part 2 - Progression-free survival (PFS) based on blinded independent central review (BICR)
27 months

PFS defined as the time from participant allocation to a trial intervention to the first documentation of objective disease progression, as determined by BICR according to Response Evaluation Criteria in Solid Tumors (RECIST) v1.1, or death due to any cause, whichever occurs first

Secondary Endpoints

Objective Response Rate (ORR)
27 months
Disease Control Rate (DCR)
27 months
PFS based on Investigator assessment
27 months
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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
varsetatug masetecan + bevacizumab + 5-FU + leucovorinEXPERIMENTAL -
varsetatug masetecan + bevacizumabEXPERIMENTAL -

Interventions

NameTypeDescription
varsetatug masetecanDRUGInvestigational Product
bevacizumab + 5-FU + leucovorinDRUGIV infusion
bevacizumabDRUGIV infusion
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo

Inclusion Criteria: * Histologically or cytologically documented unresectable metastatic CRC * Documented progression during or following exactly one prior regimen of systemic therapy with or without targeted therapy for metastatic CRC * Measurable disease per RECIST v1.1 * Eastern Cooperative Onco...

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Competitive Landscape -Colorectal Cancer 363 trials (matched to "Colo-rectal Cancer")

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Recent Changes (Last 90 Days)

LOWOct 28, 2026NCT07900165NEW_TRIAL: changed
LOWOct 28, 2026NCT07900165NEW_TRIAL: changed