Open
Actively Recruiting
Phase 1, First-in-human, Dose-finding and Expansion Study to Evaluate XmAb®808 in Combination With Pembrolizumab in Advanced Solid Tumors
About
Brief Summary
The purpose of this study is to evaluate the safety, tolerability, and pharmacokinetics of intravenous (IV) administration of XmAb808 in combination with pembrolizumab in subjects with selected advanced solid tumors and to identify the minimum safe and biologically effective/recommended dose (RD) and schedule for XmAb808.
Primary Purpose
Study Type
Phase
Eligibility
Gender
Healthy Volunteers
Minimum Age
Maximum Age
Key Inclusion Criteria:
- Part A: Histologically confirmed advanced/metastatic castration-resistant prostate adenocarcinoma, epithelial ovarian cancer, head and neck squamous cell carcinoma, non-small cell lung cancer, urothelial carcinoma, melanoma, renal cell carcinoma, triple-negative breast cancer, or colorectal cancer that has progressed on standard therapies
- Part B: Histologically confirmed advanced/metastatic castration-resistant prostate cancer that is PD1-naïve; head and neck squamous cell carcinoma that is PD1-naïve or has progressed on prior PD1 therapy; or melanoma that is PD1-naïve or has progressed on prior PD1 therapy
- Measurable disease by RECIST 1.1; subjects with prostate cancer who have evaluable disease according to PCWG3 criteria may enroll
- Life expectancy > 3 months
- Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1
Key Exclusion Criteria:
- Subjects currently receiving other anticancer therapies
- Any prior treatment with an investigational agent targeting CD28
- History of a life-threatening adverse event related to prior immunotherapy
- Known active central nervous system involvement by malignant disease. Subjects with previously treated brain metastases may participate provided they are radiologically and clinically stable
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Study Stats
Protocol No.
23-000012
Category
Breast Cancer
Colorectal Cancer
Head and Neck Cancer
Kidney Cancer
Lung Cancer
Melanoma (Skin Cancer)
Ovarian Cancer
Prostate Cancer
Principal Investigator
Contact
Location
- UCLA Westwood