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Palvella Therapeutics Announces New Data from the Phase 2 TOIVA Trial of QTORIN™ Rapamycin in Cutaneous Venous Malformations Presented at the 83rd Annual Meeting of the Society for Investigative Dermatology

$PVLAPress releaseMay 15, 2026, 7:30 AM ETRead the release

Palvella Therapeutics presented new Phase 2 data from the TOIVA trial of QTORIN rapamycin for cutaneous venous malformations at the Society for Investigative Dermatology meeting. The data showed that 100% of patients with bleeding at baseline (n=4) achieved statistically significant improvement in bleeding scores (+2.5 points, p=0.003) and reported being satisfied or very satisfied with the treatment at Week 12.

Key figures

Drug Name
QTORIN rapamycin
Phase Of Trial
Phase 2
Bleeding p value
0.003
Satisfaction rate
100%
Us patient population
75,000
Patients with bleeding
4
Bleeding improvement score
+2.5

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