About this trial
This phase II trial studies how well binimetinib and imatinib work in treating patients with stage III-IV KIT-mutant melanoma that cannot be removed by surgery (unresectable). Binimetinib and imatinib may stop the growth of tumor cells by blocking some of the enzymes needed for cell growth. Giving binimetinib and imatinib may help treat patients with KIT-mutant melanoma.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Eastern Cooperative Oncology Group (ECOG) performance status =< 2 (Karnofsky >= 60%)
Have histologically or cytologically confirmed melanoma
Have unresectable Stage III or Stage IV melanoma, as per American Joint Committee on Cancer 8th edition guidelines, not amenable to local therapy
Have measurable disease by Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST v1.1) criteria
Disqualifiers
Has received systemic anti-cancer therapies within 3 weeks of study drug start, radiation within 2 weeks, antibody therapy within 4 weeks
Has not recovered from adverse events due to prior anti-cancer therapy to =< grade 1 or baseline. Note: Stable chronic conditions (grade =< 2) that are not expected to resolve (such as neuropathy, myalgia, alopecia, prior therapy-related endocrinopathies) are exceptions and may enroll
Is currently receiving any other investigational agents or has received an investigational agent within 14 days or within 5 half-lives of investigational agent (whichever is shorter), prior to start of study drugs
Inability to swallow and retain study drugs
Trial design
Single group
Treatments tested in this trial
Binimetinib
DrugTaken orally (PO) twice a day (BID)
Imatinib
DrugTaken orally (PO) once a day (QD)
Treatment groups
Trial outcomes
Primary outcomes
Objective response rate (ORR)
Defined as complete response (CR) or partial response (PR) by Response Evaluation Criteria in Solid Tumors (RECIST v1.1). The ORR at stages 1 and 2 will be estimated using the method of Whitehead, and the p-values for testing the null hypothesis at each stage will use the method of Koyama \& Chen and 90% confidence interval will be reported.
Secondary outcomes
Proportion of participants with treatment-related adverse events (AE)
Proportion of participants with treatment-related AEs greater than grad2 as graded by National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE) version 5.0 will be reported by toxicity.
Median duration of response
Will estimate the probability-of-being-in-response function, assuming time to response is exponentially distributed.
Progression-free survival (PFS)
Participants with an objective response will be followed for survival from initiation of study treatment until date of disease progression or death from any cause
Overall survival (OS)
Participants will be followed from initiation of study treatment until date of disease progression or death from any cause and estimated using the Kaplan-Meier method to estimate the survival rate (95% CI)
Sponsors and contacts
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University of California, San Francisco
Lead sponsor
Array BioPharma
Collaborator