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The conversation discusses the potential of Replicel/Shiseido treatment for hair loss, questioning its effectiveness, whether it grows new follicles, and its market release timeline. It also compares Replicel to other competitors like Kyocera/RIKEN/Tsuji.

The phase 3 trial results for Pyrilutamide showed no significant difference from the control treatment in increasing hair count, leading to the company halting its development. Users discussed their disappointment and skepticism about hair loss treatments, with some mentioning other treatments like Minoxidil, Finasteride, and RU58841.

The conversation introduces a specialized chatbot for ChatGPT Plus users that provides advice on hair loss treatments, drawing from research and community insights. It mentions treatments like RU58841, the "big 4" (likely minoxidil, finasteride, ketoconazole, and tretinoin), dutasteride mesotherapy, topical melatonin, microneedling, and rapamycin.

PP405 is a potential hair loss treatment that may work by blocking signals that cause hair cells to stop growing, requiring daily application for effectiveness. It could serve as an alternative to minoxidil and finasteride, but it is not yet available on the market and may take several years to be released.

Hmi115, a prolactin receptor blocker, showed promise for hair growth, but results from Phase 2 trials have not been published. ABS-201, an AI-based analog, is expected to begin trials in December 2025, while commercialization of treatments like PP-405 is anticipated around 2027.

Aspirin reduces the effectiveness of minoxidil for hair loss. Quercetin and 5-ASA medications also inhibit the necessary enzyme for minoxidil to work.

Minoxidil, finasteride, and RU58841 are discussed as treatments for hair loss. PP405 is still under evaluation for safety.

An SSRI (paroxetine) reduced hair loss and itching for a user with male-pattern baldness, but liver issues forced discontinuation, leading to increased hair loss and anxiety. The user plans to try other anti-anxiety medications, noting stress and anxiety significantly impact hair loss.

A user shared their 9-month progress using RU58841 at 2% daily for hair regrowth, initially starting at 5% but reducing the dose due to early signs of gynecomastia, which has since mostly resolved. They achieved their goal of regrowing hair at the temples and hairline.

The conversation discusses the potential of topical cetirizine (Zyrtec) for hair growth in comparison to minoxidil, noting cetirizine's ability to reduce prostaglandin D2, which inhibits hair growth. Users share mixed experiences with cetirizine for allergies and scalp health, and there's a mention of the risk of dementia with long-term antihistamine use.

The user has been using finasteride for two years without results and recently started a new routine involving derma stamping, retinol, and minoxidil, which seems to show progress. The user microneedles about half the week and uses L’Oréal night serum for retinol.

A user is experiencing significant hair loss and scalp issues despite using Minoxidil, finasteride, and RU58841 since 2017. They switched to oral Minoxidil and are now on isotretinoin and topical corticosteroids for seborrheic dermatitis but continue to lose hair and seek advice on whether inflammation or treatment changes are the cause.

This post and conversation are about the molecular mechanisms triggered by microneedling, specifically its effects on inflammation, tissue remodeling, epithelial proliferation, differentiation, and collagen synthesis. The discussion highlights the potential benefits of microneedling for hair loss treatment.

RU58841 is effective when used once daily. Using it twice daily may require reducing the dosage, potentially decreasing its effectiveness.

Hormone replacement therapy with spironolactone and estradiol significantly improved hair thickness and growth, surpassing previous treatments like dutasteride, finasteride, and minoxidil. The user experienced regrowth in receded areas and a more youthful appearance.

Alfatradiol is used as a mild treatment to slow or stabilize hair loss, often alongside finasteride and pumpkin seed oil. Users report reduced shedding and minimal side effects, but minoxidil is noted as more effective for regrowth.

The conversation discusses the potential of new hair loss treatments, with a focus on pyrilutamide, gt20029, and topical alfatradiol, and the possibility of improving their effectiveness through methods like increased concentration and microneedling. Dutasteride is also mentioned as a stronger option.

A vegetarian with IBS is considering reintroducing fish to improve gut and hair health due to protein concerns. Suggestions include adding tofu, avoiding vegan protein shakes, and considering a more carb/fat dominant diet.

User seeks non-finasteride hair loss treatments, suggests Eucapil, minoxidil, microneedling, keto shampoo, oral castor oil, and alfatradiol. Reply recommends vitamin D, zinc, pumpkin seed oil, saw palmetto, and high black tea intake, but emphasizes minoxidil and microneedling as most effective.

The conversation discusses using 2-deoxy-d-ribose (2DDR) for hair regrowth, with users sharing mixed experiences and side effects like hair loss in new areas and increased anxiety. The original poster plans to continue testing and comparing it to minoxidil, noting potential instability in 2DDR formulations.

Minoxidil can inhibit collagen production, potentially causing premature aging. The user is inquiring if Vitamin C serum or derma rolling can counteract this effect.

Topical 2-deoxy-D-ribose (2dDR) regrows hair in mice almost as well as 2% Minoxidil. However, 2dDR may contribute to oxidative stress and hair loss due to the formation of advanced glycation end products (AGEs).

The user is using a comprehensive hair loss treatment including oral dutasteride, minoxidil (both oral and topical), topical finasteride, RU58841, ketoconazole shampoo, and a derma roller, while also using anabolic steroids. Opinions vary, with some users noting stability or slight improvement, while others suggest the treatment may not be effective due to anabolic use.

The user is experiencing scalp irritation from using RU58841 with a 70% ethanol and 30% propylene glycol vehicle and is considering switching to a less irritating vehicle, such as 30% ethanol with 70% squalane or emu oil. They are seeking feedback on the effectiveness and irritation levels of these alternative carriers.

The user is using a topical routine of finasteride and minoxidil, noticing increased hair growth, and is considering adding tretinoin for skin issues. Tretinoin may enhance minoxidil's effectiveness, but care should be taken to allow proper absorption to avoid unintended facial hair growth.

A user experienced a "watery belly" and cellulite after starting finasteride, despite maintaining a disciplined fitness routine. Others suggest checking hormone levels, as changes in DHT and estrogen could affect fat metabolism, but age might also be a factor.

Hair regrowth after 13 weeks using topical minoxidil, oral finasteride, peptide shampoo, serum, and a red light hat. Some growth is attributed to a recent hair transplant.

A user is considering an extensive hair loss treatment regimen including oral dutasteride, oral minoxidil, topical finasteride, tretinoin, microneedling, keto shampoo, laser comb, and PRP injections. Suggestions include simplifying the routine, possibly increasing minoxidil dosage, and considering alternatives like RU58841, while cautioning against using estrogen due to potential side effects.

Treatments for hair loss, such as finasteride and minoxidil, as well as alternatives like stemoxydine and microneedling.

User tried finasteride and minoxidil for hair loss, now considering exosomes injections. Will update on results after appointment.