Infinity Pharmaceuticals announced today that the US Food and Drug Administration (FDA) has granted Fast Track designation for eganelisib (IPI-549) in combination with a checkpoint inhibitor and chemotherapy for the treatment of patients with inoperable locally advanced or metastatic triple-negative breast cancer (TNBC), in the first-line setting. Infinity is currently enrolling patients in MARIO-3, the Company’s ongoing Phase 2 study in collaboration with Roche/Genentech to evaluate eganelisib in a novel triple combination front-line regimen with Tecentriq and Abraxane in TNBC.