Microneedling may not significantly enhance hair growth when combined with dutasteride and oral minoxidil, as its primary benefit is improving topical absorption. Some users suggest using a 1.5mm depth for potential follicle stimulation, but results and effectiveness vary.
The conversation discusses various theories and suggestions for hair loss, with a focus on DHT as the primary cause. Treatments mentioned include Minoxidil, finasteride, and RU58841.
PP405 is ineffective for miniaturized, fibrosed hair follicles in androgenetic alopecia. AMP303 may activate hair follicle stem cells, but minoxidil and finasteride are still the main treatments.
The GT20029 tincture, a topical androgen receptor degrader, showed significant hair growth and good safety in a China Phase II trial for male androgenetic alopecia (AGA), with the 1% dose twice weekly identified as optimal. The company plans to initiate Phase III trials in China and Phase II in the U.S., and the treatment also shows promise for acne.