Pharmacokinetic-Pharmacodynamic Modeling Approach for Dose Prediction of the Optimal Long-Acting Injectable Formulation of Finasteride

The conversation discusses updates on hair loss treatments, specifically GT20029, PP405, and a rumored injectable peptide from UT. GT20029 is seen as a promising treatment expected within 5-7 years.

Pelage plans to conduct two Phase 3 trials for PP405, a new hair loss treatment, which may take about a year to complete. Users discuss various hair loss treatments, including pyrilutamide, minoxidil, finasteride, and clascoterone, with some expressing impatience over the lengthy trial process compared to faster drug approvals like the COVID vaccine.

A new hair loss treatment, PP405, showed promising Phase 2a results with 31% of patients experiencing over 20% hair density increase without systemic absorption, avoiding hormonal side effects. The treatment is expected to be expensive, with Phase 3 trials starting mid-2026, and there is skepticism about the data's strength.

Minoxidil, finasteride, and RU58841 are discussed as treatments for hair loss, with excitement around a new drug, PP405, and a reformulated oral minoxidil in trials. Concerns about cost, side effects, and long-term use are also mentioned.

Pelage Pharmaceuticals is starting Phase 3 trials for PP405 in September 2026, with potential market release by 2030. Users discuss various hair loss treatments like minoxidil, finasteride, RU58841, kx, breezula, and gt20029, expressing hope for future hair restoration.

Amplifica's new injectable treatment for androgenetic alopecia shows a 15% increase in hair thickness and coarseness in 60 days. The treatment is in early human trials and offers a promising alternative to hormone-related hair loss treatments.