Precigen Receives Orphan Drug Exclusivity for PAPZIMEOS (zopapogene imadenovec-drba) in the United StatesFDA grants orphan drug exclusivity for PAPZIMEOS for the treatment of adults with recurrent respiratory papillomatosis Seven-year period of PAPZIMEOS market exclusivity is effective through August 14, 2032 PAPZIMEOS, the first and only FDA-approved therapy for adults with recurrent respiratory papillomatosis, is commercially available in the US GERMANTOWN, Md., May 27, 2026 /PRNewswire/ -- Precigen, Inc. (Nasdaq: PGEN), a commercial-stage biopharmaceutical company specializing in the advancement of innovative precision medicines to improve the lives of patients, today announced that the US Food and Drug Administration (FDA) has granted orphan drug exclusivity for PAPZIMEOS™ (zopapogene imadenovec-drba) for the treatment of adults with recurrent respiratory papillomatosis (RRP).
PRNewsWire5/27/2026Neutral