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.
15 citations,
January 2017 in “Experimental Neurology” Finasteride reduces movement issues in Parkinson's disease rats.
15 citations,
July 2016 in “Urologic Clinics of North America” Finasteride and dutasteride are effective for long-term treatment of enlarged prostates but have sexual side effects and a risk of high-grade prostate cancer.
15 citations,
June 1995 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect erections much, but may decrease libido in men.
5 citations,
May 2020 in “Dermatologic Therapy” 5-alpha reductase inhibitors might worsen lung recovery in COVID-19 patients, suggesting a pause in their use.
4 citations,
October 2018 in “International Braz J Urol” Taking 5-alpha reductase inhibitors does not increase the risk of breast cancer in men.
1 citations,
January 2015 in “Journal of Clinical Toxicology” Babies were mostly born healthy from fathers who took finasteride, but some pregnancies ended early; more research is needed.
December 2018 in “Actas urológicas españolas” 5-alpha reductase inhibitors may have additional effects on cancer, mental health, heart health, and hormone levels beyond treating prostate enlargement.
59 citations,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces scalp DHT levels, potentially treating male pattern baldness.
35 citations,
June 2018 in “Urology” The review suggests younger men taking 1 mg finasteride report more side effects, including sexual, skin, metabolic, and psychological issues.
33 citations,
January 2016 in “Skin appendage disorders” The document concludes that sexual and psychiatric side effects from 5-alpha-reductase inhibitors are reported, but more high-quality research is needed to understand how often they occur.
33 citations,
October 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces hair growth and is safe for women with excessive hair.
29 citations,
July 2012 in “The Journal of Sexual Medicine” Rats had lasting erectile problems after stopping a certain medication.
19 citations,
April 2020 in “Dermatologic Therapy” Dutasteride works better than finasteride for hair loss, with both being safe to use.
14 citations,
April 2021 in “Biology” Thai rice bran extracts, especially from Tubtim Chumphae rice, can significantly reduce the activity of hair loss genes, with x-tocopherol showing potential as an anti-hair loss product.
11 citations,
August 2014 in “Current Urology Reports” Medications for enlarged prostate can cause sexual side effects like reduced libido, erectile dysfunction, and ejaculatory problems.
4 citations,
June 2015 in “Journal of Genetics/Journal of genetics” Genetic differences within ethnic groups may affect prostate cancer treatment effectiveness.
1 citations,
September 2016 in “Actas Dermo-Sifiliográficas” 5-alpha reductase inhibitors may cause sexual side effects, breast complications, and other health risks in men with hair loss.
44 citations,
January 2007 in “Biological & pharmaceutical bulletin” Black pepper leaf extract contains compounds that can block testosterone effects and promote hair growth.
76 citations,
September 1992 in “Endocrinology” The human type II 5α-reductase gene has a specific structure important for understanding certain medical conditions.
61 citations,
September 2008 in “Biological & Pharmaceutical Bulletin” Finasteride almost fully depletes allopregnanolone in rat brains and enhances 20α-DHP, but doesn't change 3α-DHP levels.
5 citations,
July 2021 in “Endocrinology, diabetes & metabolism” Glioblastoma cells can make androgens, which might help the tumor grow.
5 citations,
November 2020 in “medRxiv (Cold Spring Harbor Laboratory)” 5-Alpha-Reductase inhibitors shorten COVID-19 recovery time in men.
21 citations,
March 2018 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” 5-alpha-reductase inhibitors may help stabilize or slow down hair loss in some frontal fibrosing alopecia patients, but more research is needed to confirm their effectiveness and safety.
Avicennia marina extract and avicequinone C can potentially promote hair growth and treat hair loss by interfering with hair loss mechanisms and boosting growth factors.
67 citations,
February 1997 in “Teratology” Finasteride, when given in high oral doses to pregnant monkeys, caused genital abnormalities in male fetuses, but not in female fetuses or those exposed to intravenous finasteride.
31 citations,
September 2008 in “International Journal of Andrology” 5-alpha-reductase inhibitors may cause a low incidence of erectile dysfunction that decreases over time.
12 citations,
April 2020 in “Medical hypotheses” Men on 5-alpha-reductase inhibitors might have worse COVID-19 outcomes.
5 citations,
January 2018 in “Interdisciplinary sciences: computational life sciences” Accurate protein modeling can help develop new treatments for prostate cancer and other diseases.
1 citations,
June 2021 in “Singapore Medical Journal” Dutasteride and finasteride can help increase hair growth gene expression but need further improvement.