Palvella Therapeutics Inc is a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapies to treat patients suffering from serious, rare genetic skin diseases. It is developing a broad pipeline of product candidates based on its patented QTORIN platform, with an initial focus on serious, rare genetic skin diseases. Palvella’s lead product candidate, QTORIN 3.9% rapamycin anhydrous gel, is currently in clinical development for microcystic lymphatic malformations (microcystic LMs) and cutaneous venous malformations.