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PP405 is a promising experimental topical treatment for alopecia that reactivates dormant hair follicles by targeting cellular energy, with large-scale trials planned for 2026. While it shows potential, it cannot regenerate permanently destroyed follicles, making hair transplants the only guaranteed solution for advanced baldness currently.

A 40-year-old shared progress pictures showing results after 3.5 months of using dutasteride for hair loss. The conversation likely discusses this specific treatment and its effects on hair regrowth.

Scalp biopsies are crucial for diagnosing hair loss conditions like Diffuse Unpatterned Alopecia (DUPA) and retrograde hair loss, as treatments like finasteride and dutasteride may not be effective if other conditions are present. Combining PPAR-GAMMA agonists with retinoids could improve treatments for conditions like Lichen Planopilaris.

A 25-year-old male with DUPA (diffuse thinning including the donor area) has not seen improvement after 14 months on finasteride. He's considering switching to dutasteride (DUT) after advice from a hair loss YouTuber and is also contemplating trying RU58841.

A teenage girl who has been diagnosed with ADA and is struggling with hair loss, which has caused her to lose confidence. She is looking for recommendations on treatments such as finasteride or Minoxidil, and lifestyle advice including vitamins and other supplements that might help with the issue.

A woman experienced hair regrowth after using self-prescribed finasteride and dutasteride from online sources, despite doctors' reluctance to prescribe these due to potential birth defects. Her dermatologist acknowledged the effectiveness of these treatments and advised her to continue using them while avoiding pregnancy.

A user created a tracker for hair loss treatments in clinical development, including compounds like Dermaliq, RU58841, and Pyrilutamide. The tracker updates with new information and allows filtering by conditions like androgenetic alopecia (AGA) and alopecia areata (AA).

Adipose-derived stem cells with ATP improved hair regrowth in male and female mice with androgenetic alopecia. The most effective treatments were low dose stem cells with ATP for males and medium dose stem cells with non-liposomal ATP for females.

The user experienced hair loss while using finasteride for over 2 years, but saw slight improvement after switching to dutasteride. They also started using a scalp moisturizer for seborrheic dermatitis, which may have contributed to the hair regrowth.

A young female diagnosed with Lichen planopilaris (LPP) experienced years of misdiagnosis and ineffective treatments, including a hair transplant and other procedures. She is considering litigation due to the misdiagnosis and has learned that LPP is chronic, hair loss can be stopped with ongoing medication, but lost hair cannot regrow.

A 12-year-old diagnosed with alopecia shares their experience and current treatments, including Dermovate, an unnamed cream, and liquid iron. The community offers support and encouragement.

A user's 61-year-old father regained a full head of hair after four years on dutasteride for his prostate and five months of weight loss and exercise. The user decided to switch from finasteride to dutasteride and continue exercising, inspired by his father's results.

New hair loss treatments PP405 and VDPHL01 are discussed with skepticism and hope, alongside existing treatments like minoxidil and finasteride. Users express frustration over limited progress since the 1980s but remain cautiously optimistic.

The user diagnosed with DUPA tried treatments like dutasteride, finasteride, RU58841, and minoxidil without success and is considering a hair system. They hope for a future cure, possibly with PP405, and others suggest options like scalp biopsy and SMP.

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.

This user has conducted data scraping of 365 Reddit posts on the hairloss drug Pyrilutamide over the last year to analyse efficacy and side effects. The findings, which are available in a 19 page report with graphs, suggest that 22% of Pyrilutamide users experience positive results while 63% experience symptoms. A larger analytics project is proposed for other drugs with enough demand.

The user tried dutasteride for hair loss for 2.5 years but experienced drastic thinning and receding hairline. They decided to switch back to finasteride, along with minoxidil, LLLT, and ketoconazole, due to dissatisfaction with dutasteride's results and side effects.

The conversation discusses the safety study of PP405, emphasizing that early trials focus on safety rather than efficacy, and that any efficacy data from such a short study should be viewed skeptically. It also highlights that the information released is primarily for securing funding, and that meaningful efficacy results are expected in later phases.

Dutasteride's half-life varies with dosage, and lower doses can be effective with fewer side effects compared to finasteride. Some users report different side effects with dutasteride and finasteride, and extreme dosages of dutasteride are unnecessary and potentially harmful.

Eli Lilly's drug baricitinib showed effectiveness in treating alopecia areata, with higher doses resulting in significant hair regrowth compared to placebo. The treatment is not for male pattern baldness.

A user's 14 month experience with Dutasteride for hair loss and other users discussing their experiences with Dutasteride, Minoxidil, Finasteride, and RU58841.

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.

A 20-year-old is experiencing severe hair loss and is considering using dutasteride and finasteride, worried about potential side effects. They feel depressed and isolated due to hair loss, and are exploring options like hair transplants and hair systems but are hesitant about faking it.

John has experienced slight hair gains and stability over 20 years using Dutasteride, which is more effective than Finasteride in reducing scalp DHT and maintaining hair. Dutasteride at 0.5mg daily has a similar side effect profile to Finasteride, but at higher doses, it may increase the risk of sexual side effects.

The user has been using a hair loss treatment regimen including RU58841, minoxidil, and dutasteride, but still experiences hairline recession and fatigue despite high testosterone levels. They are considering adjusting their dutasteride dosage due to concerns about libido and energy levels.

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.

How diffuse unpatterned alopecia (DUPA) is not an invitation to self-diagnose oneself with aggressive AGA and that seeking a specialized dermatologist may help people experiencing hair loss. Treatment options discussed include topical clobetasol propionate, oral minoxidil, and discontinuing finasteride.

A user reported a 50% increase in testosterone after 18 months of taking dutasteride for hair loss. The conversation includes skepticism about the reliability of single testosterone tests and questions about estrogen levels.

A 41-year-old shared 15 months of hair loss progress using Dutasteride, oral Minoxidil, RU58841, and weekly derma rolling or stamping, reporting no side effects. The treatments are working slowly but effectively.

PP405, a topical LDH inhibitor, has shown to stimulate hair follicle stem cell proliferation in humans with moderate hair loss. They are advancing to more detailed trials this year.