Exhibit 99.1 Palvella Therapeutics Reports Second Quarter 2025 Financial Results and Provides Corporate Update Phase 3 SELVA trial evaluating QTORIN™ 3.9% rapamycin anhydrous gel (QTORIN™ rapamycin) for microcystic lymphatic malformations completed enrollment, exceeding enrollment target by over 25%; top-line results on track for the first quarter of 2026 Top-line results for Phase 2 TOIVA trial evaluating QTORIN™ rapamycin for cutaneous venous malformations remain on track for the fourth quarter of 2025 QT ...