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A new hair loss treatment, PP405, is moving from phase 2A to 2B in clinical trials, sparking discussions about its potential to regrow dormant hairs and its impact on existing treatments like Minoxidil and finasteride. Some users express skepticism, while others are hopeful about its future effectiveness.

PP405 is seen as a potential breakthrough for converting vellus hairs to terminal hairs, with users expressing both hope and skepticism. It is compared to treatments like minoxidil and finasteride, with discussions on side effects and marketing concerns.

A 31-year-old uses Minoxidil, RU58841, Reviv Hair Serum, and Ketoconazole shampoo for hair loss but avoids finasteride. They plan to reintroduce red light therapy (LLLT) and Eucapil despite previous shedding concerns.

The conversation is about recommendations for microneedling tools for hair loss, with users suggesting a dermastamp from Koi Beauty and the Derminator 2 with 12-needle cartridges.

Use a stamp or roller for microneedling; stamps are preferred to avoid hair pulling. Clean tools with alcohol to prevent infection, and replace stamps every 4-6 uses.

The user shared progress pictures after a year of treating hair loss with 5% minoxidil, then a combination of minoxidil/finasteride topical, and microneedling at 1.5mm bi-weekly. They plan to switch to oral finasteride and more frequent microneedling at a shallower depth while continuing the current regimen.

The user is using a treatment of topical minoxidil 7% and finasteride 0.1% twice daily, along with a low-level laser therapy cap, biotin, and collagen supplements, and is seeing good progress on the hairline and temples but not the midscalp. They experienced initial shedding, saw results by month three, and are happy with the progress, though some users express concern about using finasteride at a young age.

Visible hair improvement after 10 weeks using minoxidil, estradiol enanthate, acetophenide algestone, and bicalutamide. The user is a 25-year-old male with reduced testosterone levels, expressing a preference for less masculinity.

User achieved hair regrowth using 1 mg oral finasteride, topical minoxidil twice daily, and occasional microneedling. They are happy with the progress despite still having thin hair on top.

A user's 15 month progress with finasteride and minoxidil treatments, which have produced great results. Microneedling depth and frequency were discussed in the replies.

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.

Dr. Bloxham's 9-month update on FUT scar revision with Verteporfin shows promising results. Excitement is high for FUE, which appears highly effective based on Dr. Barghouthi's findings.

RT1640, a combination of cyclosporin A, minoxidil, and RT175, is discussed as a potential treatment for hair regrowth and repigmentation. The unique formulation aims to enhance hair follicle growth and restore hair pigment without the negative side effects of immunosuppressants.

A new painless microneedle patch shows promise in reversing hair loss. The discussion focuses on potential new treatments beyond common options like Minoxidil, finasteride, and RU58841.

A 22-year-old male uses dutasteride, a serum with 10% minoxidil and 0.5% finasteride, and microneedling for diffuse androgenetic alopecia. Progress pictures show changes from July 2025 to February 2026.

The conversation discusses the correct method of microneedling for hair loss, questioning whether it should be done on areas with long hair without risking hair damage, and if it's necessary for improving blood flow to existing hair. No specific treatments were mentioned.

The conversation discusses the potential effectiveness and future results of the hair loss treatment pp405, with questions about its impact on different hair loss stages and areas. There is anticipation for phase 3 trial results to provide more data, and hope that pp405 could enhance hair transplant outcomes.

Dr. Muñoz's discovery suggests that targeting potassium channels in fibroblasts could reactivate hair growth, offering new treatment possibilities for alopecia. Potential strategies include using minoxidil, diazoxide, and other potassium channel openers, as well as bioelectric devices and direct growth factor applications.

The conversation discusses hair regrowth possibilities using finasteride, minoxidil, microneedling, and dutasteride, with the user experiencing improvement from NW4 to NW2. Achieving NW0 is deemed unrealistic, but further regrowth may be possible with patience and potentially a hair transplant.

A user's 12 month update on treatment for hair loss, which include oral dutasteride and minoxidil, topical RU88541 and minoxidil, microneedling with hyaluronic acid and FinDuta, experiencing no side effects, positive results and inspiring other users.

The conversation discusses hair regrowth treatments, including stem cell exosomes, PRP, and PP405. Users question the effectiveness of the treatments and mention finasteride and minoxidil.

The user documented eight weeks of progress using 5% topical minoxidil, 1 mg oral finasteride, and weekly microneedling. They reported diffuse fill-in and new baby hairs, with plans to taper off topical minoxidil.

Microneedling should target depths of 0.5mm to 1.5mm for hair loss, with weekly sessions at 1mm recommended. Combining microneedling with Minoxidil is common for improved results.

PP405 is a potential hair loss treatment that inhibits mitochondrial pyruvate carriers, increasing lactate dehydrogenase activity and stimulating hair follicle stem cells. In a phase 1 trial, 31% of participants showed over 20% hair density increase with PP405 treatment.

A user shared their 6-month progress using 1ml of Kirkland minoxidil daily and weekly 1mm dermarolling, noting no side effects and minimal shedding. They plan to consider finasteride or dutasteride after midterms, attributing hair loss to genetics.

The user is happy with hair regrowth after using finasteride, minoxidil, and microneedling for three months. Others comment on the progress and ask about the routine, lighting, and potential side effects.

The user is using a hair recovery treatment with 0.5 mg dutasteride, 5 mg biotin, 5% topical minoxidil, and dermarolling twice a week. They are considering using a 1.5 mm dermaroller and red light therapy.

A user experienced significant hair density increase after 80 days using oral finasteride, topical minoxidil, and microneedling with a derma pen. They reported minimal side effects and attributed their success to being a hyper responder to the treatments.

User "hemantch" shares 5 months progress using topical Fin, Min, topical Dut, and a laser cap for hair loss. Significant regrowth was noticed after 1 month, and the treatments worked well despite being bald for 10 years.

User discusses a promising topical Procyanidin B2 treatment for hair loss. Users share mixed experiences and mention effective treatments like finasteride, minoxidil, and LLLT.