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Dutasteride and finasteride can affect libido differently, with some experiencing increased libido and others decreased libido or erectile dysfunction. Dutasteride may increase testosterone levels but can also cause side effects like liver enzyme changes, while topical finasteride may have fewer sexual side effects.

Topical finasteride concentrations are likely much higher than necessary for effective follicular DHT suppression, with current standards being 100-1000 times above the theoretical minimum. Lower concentrations (0.001-0.0025%) might still work locally while minimizing systemic exposure.

A user shared positive results from using 0.5 mg finasteride daily for 3.5 months, noting no side effects and visible hair regrowth. Others commented on their experiences, with some expressing hope and others cautioning about potential side effects.

Topical finasteride with minoxidil effectively stabilized and thickened hair but caused side effects like brain fog, reduced libido, and emotional flattening, leading to discontinuation. The user switched to a new regimen including minoxidil, KX-826, and other treatments, noting improvements in libido and vivid dreams after stopping finasteride.

A 23-year-old is considering finasteride for hair loss but is concerned about worsening pre-existing mild gynecomastia. They plan to start with a low dose and monitor symptoms, seeking advice from others with similar experiences.

Topical finasteride with hydroxypropyl chitosan shows significantly less serum absorption and minimal DHT reduction compared to oral finasteride. Users need the specific chitosan formulation to avoid side effects seen with regular ethanol+PG solutions.

User experienced reduced hair loss with 15mg RU in Serioxyl but had concerning chest pain. Others suggested consulting a doctor or lowering the dose.

User found hair loss stabilization without side effects using a topical solution of 0.008% Finasteride, 2% RU, and Stemoxydine. Other treatments like Eucapil, Fluridil, RU-monotherapy, and Pyrilutamide didn't work for them.

The conversation is about whether stemoxydine can shorten the dormant phase after a hair transplant, known as the ugly duckling phase. There is skepticism about whether it actually works as claimed.

The user plans to lower their oral minoxidil dose from 5 mg to 2.5 mg to reduce side effects like puffiness and hypertrichosis, while also using finasteride and accutane. They are considering caffeine serums for puffiness and discussing dietary changes or switching to topical minoxidil to address bloating.

An 18-year-old with diffuse hair thinning is considering switching from a topical Minoxidil 10% + Finasteride 0.1% solution to Minoxidil 5% foam and oral Finasteride 0.5mg, while also addressing vitamin D deficiency and potential scalp inflammation. Users suggest using Nizoral shampoo for inflammation, considering dutasteride for better results, and maintaining vitamin D levels to protect hair follicles from DHT.

Dutasteride and finasteride mesotherapy may have fewer side effects like erectile dysfunction and libido loss compared to oral treatments, but it's less effective and more costly. Few people discuss it, and experiences with mesotherapy are limited.

A user is seeking advice on the efficacy and side effects of homemade topical solutions for hair loss, specifically bicalutamide, estradiol, cyproterone acetate, and spironolactone, as they cannot access RU58841 or pyrilutamide.

User shared a 1-year update on finasteride, noting thicker hair but mild side effects like reduced libido and mild ED. Considering reducing the dose from 1mg to 0.5mg daily to alleviate side effects.

A woman has been struggling with hair loss for over 12 years and is frustrated with doctors refusing to prescribe finasteride due to potential birth defects and unproven breast cancer risk. She's considering self-treatment or permanent birth control, after being offered only minoxidil, PRP therapy, and weaker natural supplements like Saw Palmetto.

Pregnancy can temporarily reverse hair loss in women, but attempts to mimic pregnancy hormones with treatments like contraceptive pills, spironolactone, estradiol, progesterone, finasteride, and minoxidil have been ineffective. The discussion highlights the need for research into the hormonal mechanisms of pregnancy that affect hair regrowth.

User Kylo313 used dutasteride for 20 years and had two daughters, questioning if dutasteride affects the likelihood of having male vs female children. Replies mostly request hairline photos and discuss anecdotal experiences, with some suggesting correlation doesn't imply causation and that gender determination isn't affected by dutasteride.

Fluridil, an antiandrogen that is not widely used or known about due to its expense and lack of availability in the US. It is suggested as a potential alternative for people who don't want to lower their DHT through treatments such as Minoxidil, Finasteride, Nizoral shampoo, and Dermarolling.

User asks if spironolactone can stack with finasteride and pyrilutamide for hair loss treatment. They question why spironolactone is associated with feminizing effects, while RU/pyri/fluridil, which work similarly, are not.

The user shared their hair regrowth journey using treatments like dutasteride, minoxidil, microneedling, tretinoin, Nizoral, silica, biotin, and hormone replacement therapy (HRT) with cyproterone and estradiol. They reported substantial hairline improvement and some crown thinning, with hopes for further progress.

The user experienced side effects like watery semen, erection problems, and decreased libido from finasteride, which resolved after stopping it. They are considering dutasteride mesotherapy as an alternative, as advised by their dermatologist, and are concerned about potential side effects.

Finasteride is unlikely to cause a drop in testosterone; it typically increases it by preventing conversion to DHT. The testosterone level drop is likely due to timing of injections or other factors, not finasteride.

A transgender individual is starting spironolactone and estradiol for hormone replacement therapy (HRT) and is considering adding finasteride to help with hair loss. They are also planning to use minoxidil and microneedle, but are unsure if they need to use another anti-androgen or more aggressive treatments. A respondent advises against using pyri and suggests waiting to see if the HRT alone is sufficient before becoming dependent on minoxidil.

Women experienced severe reactions, including Topical Steroid Withdrawal (TSW), from using Winlevi (Clascoterone 1%) on their faces. Concerns were raised about the potential risks of higher concentrations, especially for hair loss treatment.

A 34-year-old woman has been using a topical solution of 5% Minoxidil and 0.1% Finasteride since January 2026 to address hair thinning caused by PCOS and poor nutrition. She reports ongoing hair shedding but has improved her diet with whole foods and supplements.

This user experienced improvements in their hair density and texture through the use of finasteride (1.25mg) and minoxidil (5%) applied topically once a day over 8 months, with no reported side effects other than slightly lowered libido.

An 18-year-old is considering splitting 5mg Finasteride pills into 1.25mg doses to save money, but is concerned about potential hormonal fluctuations and side effects due to his age. Users advise caution, suggest consulting a doctor, and recommend considering lower or less frequent doses.

A male with early-stage hair loss experienced severe side effects, including sexual dysfunction from finasteride and increased heart rate and fatigue from high-dose minoxidil, leading to discontinuation of both treatments. He is now relying on DHT-blocking shampoos and awaiting new treatments.

OP transitioned and used Spironolactone, Estradiol Valerate, Minoxidil, and dermarolling, resulting in significant hair regrowth. They advise this method may not be suitable for cis men.

The user is frustrated with minimal hair regrowth after using dutasteride, oral minoxidil, and previously finasteride and topical minoxidil. Despite feeling discouraged, others suggest continuing treatment as progress can be slow and subtle, with some users noting visible improvement.