X4 Pharmaceuticals Granted Fast Track Designation for Mavorixafor for the Treatment of Chronic Neutropenia by U.S. FDA

BOSTON, June 10, 2025 (GLOBE NEWSWIRE) -- X4 Pharmaceuticals (Nasdaq: XFOR), a company driven to improve the lives of people with rare diseases of the immune system, today announced that the U.S. Food and Drug Administration (FDA) has granted Fast Track designation to mavorixafor, an oral CXCR4 antagonist, for the treatment of chronic neutropenia (CN). The company is currently conducting a global, pivotal Phase 3 clinical trial (4WARD) evaluating mavorixafor in certain primary CN conditions. Mavorixafor was ...