5-Alpha-Reductase Type 2 Deficiency: Is There a Genotype-Phenotype Correlation? A Review

Finasteride's effectiveness and side effects may vary based on male phenotypes, with some users noting differences in response related to body and facial hair characteristics. Some users report success with lower doses, while others experience side effects, suggesting individual variability in response to the treatment.

Androsterone may help with sexual and affective dysfunction from finasteride by replacing disrupted neurosteroids without increasing androgenic side effects. Controlled testing is needed to confirm its effectiveness and safety.

Finasteride and dutasteride are discussed for hair loss, with concerns about their effects on neurosteroids and potential side effects like depression. Alternatives like topical estrogen and lifestyle changes are considered, with varying opinions on mental health and hair regrowth.

The user is concerned about high estradiol and normal DHT levels after 6 months on finasteride and 4 months on weekly dutasteride, noticing hair thinning. They consider increasing dutasteride frequency and adding RU58841 to their regimen.

A 22-year-old with high estradiol levels is considering starting finasteride for hair loss. They have an upcoming endocrinologist appointment to discuss whether they should proceed with the treatment.

The user is taking finasteride and minoxidil for hair loss, but their DHT levels are unusually high, leading to suspicion of lab errors. They plan to retest at a different lab to confirm results.