Dermatopathology and Clinic: Telangiectasia Macularis Eruptiva Perstans

PP405's phase 2a trial results were presented, focusing on safety and pharmacokinetics, with a future meeting planned to share the full dataset. The trial includes a randomized controlled portion and an open-label extension, with no indication of phase 2B completion.

PP405 shows initial promise for treating androgenetic alopecia, with safety confirmed in early trials, but skepticism remains due to limited data. Further trials are needed to determine its true efficacy and potential market impact.

The user is experiencing diffuse thinning and inflammation despite using 2.5mg dutasteride daily, ciclopirox, and ketoconazole shampoos. They are considering treatments like hydroxychloroquine and JAK inhibitors due to suspected scarring alopecia and have faced challenges in obtaining a scalp biopsy.

PP405 trials have completed phase 2a, showing promising results with a 31% stat for hair density increase, and are moving directly to phase 3. Detailed results will be presented at a medical conference in 2026.

The user is experiencing diffuse androgenic alopecia and is trying various treatments, including 5mg finasteride, loniten, and Formula 82D, which contains dutasteride, a steroid, and tretinoin. They report potential regrowth with Formula 82D, despite previous treatments being ineffective.

Clascoterone 5% topical solution is effective and safe for long-term use in treating male pattern hair loss. Cosmo Pharma aims for EU and US approval, with a potential US release in late 2027 or early 2028.