FDA Approves First Drug of Its Kind for Polycythemia Vera, a Rare Blood Disorder

U.S. FDA — The U.S. Food and Drug Administration today approved Mimrylo (rusfertide), a new treatment for adults with polycythemia vera, a rare blood disorder that causes the body to make too many red blood cells.

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Auto-published by the finit.news Events monitor from U.S. FDA; summarized by AI and may contain errors — verify against the primary source. August 28, 2026.