A Phase 1 Study of XL309 (ISM3091) Alone and in Combination in Participants With Advanced Solid Tumors
Trial Parameters
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Brief Summary
This is a first-in-human (FIH), multicenter, open-label Phase I study to investigate the safety, tolerability, preliminary antitumor activity, as well as pharmacokinetics (PK) and pharmacodynamics of XL309 (previously ISM3091) administered alone or in combination with olaparib in participants with advanced solid tumors.
Eligibility Criteria
Key Inclusion Criteria: 1. Capable of understanding and complying with protocol requirements. 2. Male or female aged 18 years or older. 3. Eastern Cooperative Oncology Group performance status 0 or 1. 4. Adequate bone marrow and organ function. 5. Participant-disease Characteristics Dose-Escalation Stage Single Agent and Combination: a) Participants whose tumor progressed on, or who were intolerant to standard therapy, have a disease for which no therapy exists or are not a candidate for these therapies, and have one of the following cancers: i. Histologically confirmed locally advanced/metastatic human epidermal growth factor receptor-2 (HER2)-negative breast cancer, with deleterious or suspected deleterious breast cancer gene (BRCA)1/2 alteration. ii. Histologically confirmed locally advanced/metastatic high-grade serous ovarian cancer (HGSOC), including primary peritoneal cancer (PPC) and fallopian tube cancer (FTC). iii. Histologically confirmed locally advanced/metastatic CRPC, wi