Palvella Therapeutics Announces Completion of FDA Pre-NDA Meeting for QTORIN™ Rapamycin in Microcystic Lymphatic Malformations

Palvella remains on track to submit an NDA in the second half of 2026 Microcystic lymphatic malformations are serious, chronic, lifelong vascular malformations that can cause persistent leaking, bleeding, infection, functional impairment, and significant daily burden for patients and families QTORIN™ rapamycin has the potential to become the first FDA-approved therapy and standard of care for the estimated more than 30,000 individuals with microcystic lymphatic malformations in the U.S. WAYNE, Pa., June 03, 2026 (GLOBE NEWSWIRE) -- Palvella Therapeutics, Inc. (Palvella or the “Company”) (Nasdaq: PVLA), a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapies to treat patients suffering from serious, rare skin diseases and vascular malformations for which there are no U.S. Food and Drug Administration (FDA)-approved therapies, today announced completion of its pre-New Drug Application (NDA) meeting with FDA for QTORIN™ 3.9% rapamycin anhydrous gel (QTORIN™ rapamycin) in microcystic lymphatic malformations (microcystic LMs).