36 citations
,
November 2020 in “Journal of The European Academy of Dermatology and Venereology” 5-alpha-reductase inhibitors may reduce COVID-19 symptoms in bald males.
35 citations
,
April 2013 in “Sexual medicine reviews” 5-alpha reductase inhibitors slightly increase the risk of sexual and mood side effects, and breast growth in men.
19 citations
,
January 2016 in “Annals of Dermatology” Dutasteride is safe and effective for treating hair loss, but may decrease libido.
18 citations
,
February 2012 in “Experimental Dermatology” No link found between specific genes and female pattern hair loss.
17 citations
,
October 2003 in “Brazilian Journal of Medical and Biological Research” The gene SDR5A1 is found in scalp hair of both hirsute and normal individuals, but it does not explain differences in hair growth.
15 citations
,
January 2017 in “Experimental Neurology” Finasteride reduces movement issues in Parkinson's disease rats.
11 citations
,
September 2008 in “European Journal of Drug Metabolism and Pharmacokinetics” Finasteride helps reduce pain and inflammation in animals.
10 citations
,
August 2014 in “Skin research and technology” Sleep, testosterone levels, and a specific enzyme activity affect skin oil production in women.
9 citations
,
August 2019 in “Clinical genitourinary cancer” Taking 5-Alpha Reductase Inhibitors before bladder removal surgery might make high-grade bladder tumors less aggressive.
7 citations
,
January 2013 in “European Urology” 5-Alpha reductase inhibitors may prevent prostate cancer but are not widely used due to concerns about trial relevance and potential risks, and more research is needed to confirm long-term benefits.
4 citations
,
December 2019 in “Minerva Urology and Nephrology” 5-alpha reductase inhibitors may reduce bladder cancer recurrence and improve survival.
4 citations
,
June 2015 in “Journal of Genetics/Journal of genetics” Genetic differences within ethnic groups may affect prostate cancer treatment effectiveness.
2 citations
,
July 2025 in “Discover Chemistry.” Alstonia boonei phytochemicals show promise as alternative treatments for BPH with fewer side effects than current drugs.
1 citations
,
February 2024 in “Pharmacognosy Journal” Fenugreek seed extract boosts testosterone and improves male reproductive health without heart side effects.
1 citations
,
April 2019 in “Clinical Breast Cancer” Medicines for enlarged prostate may raise the risk of breast growth and tenderness but not breast cancer.
1 citations
,
November 2015 in “Cochrane library” 5-alpha-reductase inhibitors help treat urinary symptoms from an enlarged prostate.
January 2026 in “Yonsei Medical Journal” Finasteride and dutasteride have little effect on Type 2 Diabetes risk.
December 2025 in “International Neurourology Journal” Alpha-blockers and 5-alpha reductase inhibitors don't significantly increase dementia risk.
February 2024 in “Trends in Sciences” Store Tectona grandis leaf extracts in slightly acidic, light-protected conditions for best stability.
June 2023 in “International journal of pharmaceutical quality assurance” Eclipta alba extract could be a promising natural treatment for hair loss.
25 citations
,
September 1998 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride inhibits enzyme activity in rhesus macaques, suggesting they're useful for evaluating similar drugs.
83 citations
,
April 1992 in “Journal of Biological Chemistry” Four-amino acid part makes enzyme sensitive to finasteride.
44 citations
,
January 2007 in “Biological & pharmaceutical bulletin” Black pepper leaf extract contains compounds that can block testosterone effects and promote hair growth.
38 citations
,
January 2002 in “Biological & Pharmaceutical Bulletin” Lygodii Spora extract may help treat hair loss by blocking a hair loss-related enzyme and promoting hair growth.
26 citations
,
September 2018 in “Neurobiology of Disease” Finasteride and dutasteride reduce unwanted movements from Parkinson's disease treatment by normalizing certain brain signals.
12 citations
,
March 2017 in “Medicinal Chemistry Research” Some curcumin-like compounds can effectively and safely block the enzyme linked to hair loss and other conditions related to male hormones.
8 citations
,
July 2017 in “The Journal of Steroid Biochemistry and Molecular Biology” DHT affects testicular development and regulates spermatogenesis in some fish.
58 citations
,
January 2006 in “Skin Pharmacology and Physiology” High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
October 2022 in “Endocrine journal” Testosterone and dihydrotestosterone treatments can help with penile growth in males with 5α-reductase type 2 deficiency, with dihydrotestosterone being more effective in infancy.
16 citations
,
October 2007 in “Andrologia” DHT is a strong androgen that may pose less risk to the prostate compared to testosterone.