RAPT Therapeutics Announces Promising Results from Phase 2 Trial of Tivumecirnon in Combination with Anti-PD-1 Immunotherapy in CPI-Experienced Head and Neck Cancer Patients
SOUTH SAN FRANCISCO, Calif., April 09, 2024 (GLOBE NEWSWIRE) -- RAPT Therapeutics, Inc. (Nasdaq: RAPT), a clinical-stage, immunology-based therapeutics company focused on discovering, developing and commercializing oral small molecule therapies for patients with significant unmet needs in inflammatory diseases and oncology, today announced safety and efficacy data from its ongoing Phase 2 trial of tivumecirnon in combination with the anti-PD-1 checkpoint inhibitor (CPI) pembrolizumab in the cohort of patients with advanced head and neck squamous cell carcinoma (HNSCC) whose disease progressed despite previous treatment with CPI therapy (CPI-experienced). The results were presented at the American Association for Cancer Research (AACR) Annual Meeting in San Diego, CA.
- The results were presented at the American Association for Cancer Research (AACR) Annual Meeting in San Diego, CA.
- The AACR poster highlighted data from the 32-patient CPI-experienced HNSCC cohort in the trial evaluating tivumecirnon, an oral small molecule CCR4 antagonist designed to block the migration of regulatory T cells, in combination with pembrolizumab.
- Patients in this cohort had heavily pretreated disease, with 69% of patients having received three or more (up to six) prior lines of treatment.
- In the entire cohort, confirmed responses were observed in 5/32 patients (15.6%) regardless of PD-L1 or HPV status.