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PP405 is a topical gel being tested for hair regrowth in adults with androgenetic alopecia. Volunteers aged 18-55 are needed for a 16-week trial in several US locations.

The conversation is about hair loss and treatments. Specific treatments mentioned are Minoxidil, finasteride, and RU58841.

Hair loss is linked to DHT, with treatments like finasteride and minoxidil being common but not definitive. Economic interests influence research, and there is potential for new treatments like PP405 and RU58841.

Hair loss treatments, specifically the use of Alfatradiol as an over-the-counter topical 5AR inhibitor that has been shown to be effective in stopping hair loss without side effects. Other treatments discussed include Minoxidil, finasteride and RU58841.

A 29-year-old man experienced significant hair thickening at the front and top after using finasteride and microneedling for two months, as noticed by his hairdresser. He used 0.5 mg/day of finasteride orally, switched to a topical solution, and performed microneedling with a Derminator2 every 6-7 days.

The user is treating hair loss with dermarolling, a laser helmet, scalp massages, and Nizoral. They stopped using minoxidil and finasteride and are considering pumpkin seed oil and sulforaphane.

The user "ninezske" shared their progress pictures of hair regrowth after using oral finasteride, topical minoxidil, and dermarolling. Other users commented on the results and discussed the effectiveness of minoxidil and finasteride.

KX826 shows promise as a hair loss treatment with a 10% increase in hair count, but concerns about Kintor's marketing practices and the systemic effects of treatments like GT20029 and RU58841 remain. Users express skepticism and hope, with some preferring traditional treatments like finasteride and minoxidil.

Castor oil is being considered for hair thinning, with some users noting it may prevent hair breakage but not affect DHT-related hair loss. Some users report mixed results, with one mentioning increased body hair growth from oral consumption.

Glycine may upregulate 5AR, potentially affecting hair. Users suggest using Finasteride to manage hair loss concerns.

Exploring the idea of transplanting miniaturized hair follicles to healthier areas to potentially reverse hair loss, with concerns about DHT sensitivity and scar tissue formation. The conversation also humorously considers using mice for hair growth experiments.

PP405 shows promise in treating severe hair loss, with 31% of users experiencing over 20% hair density increase in four weeks, faster than minoxidil and finasteride. Some users are skeptical about the results' significance and long-term efficacy.

The conversation discusses patient updates on hair loss treatment with Verteporfin after five months, as reported by Dr. Blake Bloxham. Patients voluntarily sent their progress pictures to Dr. Bloxham.

The conversation discusses the potential of a new hair loss treatment, GT20029, which targets androgen receptors in the scalp and is in phase 1 trials in China. Users express hope that this treatment will be more effective than current options like Minoxidil and Finasteride.

The post is about whether there is any additional benefit to using alfatradiol or other estrogen treatments for hair loss if someone is already using finasteride, dutasteride, or an androgen receptor inhibitor like RU58841, pyrithione zinc, or fluridil.

People are discussing the anticipated release of PP405 phase 2a results, expected by the end of March, with some skepticism about its effectiveness. There is cautious optimism due to past experiences with similar treatments like Breezula, despite concerns about the lack of presentation at the AAD 2026 conference.

The user reported progress in hair regrowth after three months of using oral finasteride and minoxidil foam, despite initial doubts. They noted no side effects, a clean diet, regular weightlifting, and additional supplements.

A poem humorously suggests hope for a new hair loss treatment, PP405, while users debate the effectiveness and side effects of current treatments like Finasteride. Concerns are raised about Finasteride's side effects, especially for young users, and skepticism about new treatments is expressed.

A user experienced an allergic reaction, including swollen lymph nodes, to Minoxidil 5% with an aqueous base. Switching to a non-alcohol-based Minoxidil (Prolox 5%) resolved the allergies.

The user has been taking Finasteride daily for 11 months and is experiencing increased hair thinning and shedding, with no signs of regrowth. They are concerned about the effectiveness of Finasteride and have also been using microneedling as a treatment.

The conversation is about comparing keratin hair fibers to Gossypium Herbaceum hair fibers for diffuse hair loss. The user prefers keratin fibers for their durability and is seeking a bulk purchase option.

A user reported hair thinning, started using finasteride, and experienced a significant initial hair shed followed by noticeable hair regrowth after 2 months. Some responders questioned the rapid progress, while another noted that finasteride typically increases hair density by 16% after 2 years.

A 52-year-old male with Multiple Sclerosis is considering using Finasteride and Testosterone Replacement Therapy (TRT) for hair loss but is advised to lose weight first to avoid side effects. He is currently focusing on diet, weight loss, and using Rogaine and microneedling for hair treatment.

PP405 is considered a potential new treatment for hair loss, compared to finasteride and minoxidil. There is skepticism about its effectiveness in humans, with anticipation for more information from an upcoming conference.

OP asked if Alfatradiol 0.1% can maintain hair after a transplant. Responses suggest using stronger treatments like finasteride or micro-dosing oral finasteride instead.

A user proposed genetically engineering scalp stem cells to stop androgen receptors from causing hair loss. Others discussed the feasibility, existing research, and potential issues with this approach, including targeting the correct cells and unintended effects.

A user with diffuse hair loss for a decade tried various treatments, including LLLT Helmet, supplements, topicals, and hair transplants. They found relief from scalp inflammation and itching using a topical solution made from crushed Xeljanz pills mixed with ethyl alcohol.

A US federal judge ruled that using patients' stem cells for medical treatments is not under FDA jurisdiction, potentially speeding up development of stem cell-based hair loss therapies. Some users are optimistic about increased research and development, while others express skepticism about the ruling's impact on safety and efficacy standards.

The conversation discusses "Hair bloom" hair filler, which contains biotin, collagen, and various peptides, as a potential alternative to PRP or mesotherapy for hair loss. Opinions vary, with some suggesting it may be a cash grab or ineffective, while others believe it could complement topical minoxidil for early hair loss.

The user experiencing diffuse hair loss is using various treatments including RU58841, finasteride, minoxidil with tretinoin, anti-hair loss shampoo, and microneedling, and is considering adding peptides TB500, BPC157, and GHK-Cu. They have low growth hormone levels and are questioning its impact on hair loss, while another user suggests androgenic alopecia and androgens are likely the main cause of hair loss.