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Lifirafenib

Phase 1

Solid Tumor, Adult | Small molecule | Oncology |BeOne Medicines Ltd.|Last Updated: Jan 7, 2026

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
CONTROLLEDBiomarker
Total Trials1
Total Enrollment91
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT03905148Study of the Safety and Pharmacokinetics of BGB-283 (Lifirafenib) and PD-0325901 (Mirdametinib) in Participants With Advanced or Refractory Solid TumorsPHASE1 COMPLETED 91May 1, 2019Oct 23, 2025Jan 7, 20266 United States, Australia
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Study Endpoints
Primary Endpoints
Adverse Events and Serious Adverse Events
Approximately 2 years from date of the participants enrollment

Incidence and severity of AEs and SAEs and graded according to the National Cancer Institute's Common Terminology Criteria for Adverse Events (NCI-CTCAE) Version 5.0

The incidence of DLT events and treatment-emergent AEs (TEAEs)
Approximately 2 years from date of the participants enrollment
Objective response rate based on Response Evaluation Criteria in Solid Tumors (RECIST) Version 1.1 in participants with selected tumor types
Approximately 2 years from date of the participants enrollment
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Study Design & Arms
AllocationNON_RANDOMIZED
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Part A: Dose Escalation/Dose finding Dose Level Cohorts ranging in dose levels and dose regimens.EXPERIMENTALCombination doses of, Mirdametinib at once a day and lifirafenib at once a day And Mirdametinib at twice a day and lifirafenib at once a day
Part B: ExpansionEXPERIMENTALApproximately 20 participants with NRAS mutated solid tumors will be enrolled
Interventions
NameTypeDescription
LifirafenibDRUGRAF Dimer Inhibitor
mirdametinibDRUGMEK Inhibitor
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites6

Key Inclusion Criteria: 1. Able to provide informed consent 2. Age 18 on day of signing informed consent form (ICF) or of the legal age of consent in the jurisdiction in which the study is taking place 3. Advanced or metastatic, unresectable tumors (other than patients with tumors of the brain or c...

Countries:United StatesAustralia
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