Uncle not on meds vs. uncle on finasteride Progress Pictures 7/24/2025
A 43-year-old uncle on finasteride for 5 years has more hair than his 53-year-old uncle not on medication. Users discuss the effects and side effects of finasteride, including potential sexual side effects and gynecomastia.
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6 / 6 resultscommunity PSA: Most men who stay on Fin will see the sexual side effects go away. Stop the fear mongering
Finasteride can cause sexual side effects in less than 2% of men, but these often disappear over time, even if the treatment continues. Some users report persistent side effects, while others experience no issues or only temporary ones.
community Thoughts on Finasteride and Sexual Side Effects
A user discusses starting finasteride for hair loss despite concerns about potential sexual side effects, emphasizing the psychological factors involved. Other users share mixed experiences, with some reporting no side effects and others experiencing issues.
community Two Great Articles on NCBI That Summarize What We Actually Know About Finasteride Side Effects
The side effects of taking finasteride as a treatment for hair loss, with particular focus on its sexual and psychiatric side effects; research has indicated that there are high and low outliers in terms of prevalence of sexual side effects, but it is usually between 3-5%, while evidence of lasting sexual side effects comes from lower quality sources.
community Excuse me sir, would you like to hear a word about the greatest achievement in human history, finasteride?
Finasteride and Minoxidil are popular treatments for hair loss, but opinions vary on their effectiveness and side effects. Some users report success, while others experience issues like gynecomastia or sexual dysfunction.
community 25 years on finasteride - my experience
A long-term finasteride user experienced side effects like sexual dysfunction, dry eyes, muscle weakness, and brain fog, which improved when they stopped the medication. They decided to stop finasteride again, questioning if maintaining hair was worth the negative impact on their well-being.
community Guide To Finasteride and Avoiding Side Effects
The conversation provides a guide on using finasteride for hair loss, suggesting to start with a quarter of a 1mg pill daily after ensuring estradiol levels are within a specific range, and potentially increasing the dose if no side effects occur. It also recommends supplements like DIM, Calcium d-glucarate, and Zinc to manage high estradiol levels and side effects from finasteride.
Related Research
6 / 6 resultsresearch Finasteride Side Effects and Post-Finasteride Syndrome in Male Androgenic Alopecia
This review discusses the adverse effects of finasteride for male androgenic alopecia, highlighting depressive symptoms and persistent sexual dysfunction, and reports no new clinical findings.
research Side Effects of 5‐Alpha Reductase Inhibitors: A Comprehensive Review
This review found that 5α-reductase inhibitors are associated with slightly increased rates of sexual dysfunction, gynecomastia, and mood disorders, but the true significance and persistence of these effects remain unclear.
research Discriminating in favour of or against men with increased risk of finasteride-related side effects?
This review discusses the efficacy and safety of oral finasteride for treating male pattern baldness and the potential persistent side effects, but no new results are reported.
research Isotretinoin-induced gynecomastia.
This article highlights that isotretinoin can rarely cause persistent sexual dysfunction, similar to finasteride and certain antidepressants, a side effect not mentioned in the drug’s data sheet.
research Post-Finasteride Syndrome: An Underestimated Phenomenon
Finasteride and dutasteride, used for prostate issues and hair loss, can cause side effects like sexual dysfunction and mental issues, which may continue even after stopping the medication, a condition called post-finasteride syndrome, for which there's currently no cure.
research 5α-Reductase inhibitors in androgenetic alopecia
This review discusses the efficacy and safety of 5-alpha reductase inhibitors for treating androgenetic alopecia, noting concerns about sexual side effects, which are typically uncommon and often resolve over time.