147 citations
,
June 2011 in “New England journal of medicine/The New England journal of medicine” 5α-reductase inhibitors may prevent prostate cancer but could also raise the risk of more severe cancers.
78 citations
,
December 2008 in “The Journal of Sexual Medicine” 5-alpha reductase inhibitors can cause sexual side effects like erectile dysfunction, but the exact reasons are unclear.
71 citations
,
November 2012 in “Expert Opinion on Drug Safety” 5-alpha reductase inhibitors can cause sexual side effects like erectile dysfunction and reduced sexual desire, sometimes lasting after stopping the drug.
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.
50 citations
,
August 1985 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Spironolactone reduces the enzyme activity that converts testosterone to DHT, helping treat excessive hair growth in women.
47 citations
,
January 2003 in “Current opinion in urology” A new drug, dutasteride, is at least as effective as the older drug, finasteride, for treating enlarged prostate and may have additional uses.
45 citations
,
September 2000 in “Archives of dermatology” The study found that the enzyme linked to acne is present in the same areas of both acne-affected and normal skin.
44 citations
,
October 2010 in “BJUI” 5-α-reductase inhibitors reduce prostate cancer risk but may cause sexual dysfunction and don't affect high-grade tumor or death rates.
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
,
June 2018 in “Urology” The review suggests younger men taking 1 mg finasteride report more side effects, including sexual, skin, metabolic, and psychological issues.
35 citations
,
May 1986 in “Clinics in endocrinology and metabolism” The exact cause of increased 5α-reductase activity leading to hirsutism in women is still unknown.
34 citations
,
July 2011 in “Journal of Dermatological Treatment” Curcuma aeruginosa extract combined with minoxidil effectively treats male-pattern baldness.
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.
32 citations
,
July 2016 in “PubMed” 5-alpha reductase inhibitors are generally safe but can cause sexual side effects and require patient education on risks.
32 citations
,
May 2013 in “The Journal of Urology” Using finasteride or dutasteride does not increase the risk of male breast cancer.
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.
30 citations
,
September 2016 in “BMJ” Taking 5-α reductase inhibitors for prostate enlargement or hair loss does not significantly raise the risk of erectile dysfunction.
29 citations
,
July 2012 in “The Journal of Sexual Medicine” Rats had lasting erectile problems after stopping a certain medication.
28 citations
,
September 2000 in “Journal of Medicinal Chemistry” Benzo[c]quinolizin-3-ones are effective nonsteroidal inhibitors of human steroid 5α-reductase 1.
22 citations
,
August 2014 in “Clinical endocrinology” Taking finasteride for benign prostate hyperplasia may increase the risk of osteoporosis, especially at higher doses.
22 citations
,
January 2001 in “Chemical & Pharmaceutical Bulletin” Some new progesterone derivatives are better at blocking testosterone conversion than a common drug.
22 citations
,
February 2008 in “Biochemical and Biophysical Research Communications” Androgen effects on hair follicles vary by skin area.
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.
21 citations
,
January 2017 in “Dermatology Online Journal” Finasteride and dutasteride can cause sexual problems like impotence and low libido.
20 citations
,
June 1995 in “Tetrahedron Letters” New chemicals were made that can block an enzyme linked to hair loss, prostate growth, and acne.
18 citations
,
June 2017 in “Journal of the neurological sciences” Using 5 alpha reductase inhibitors may increase dementia risk in the first two years.
18 citations
,
February 2012 in “Experimental Dermatology” No link found between specific genes and female pattern hair loss.
18 citations
,
December 2005 in “Journal of Medicinal Chemistry” A brominated phenoxy compound effectively inhibits a human enzyme and shows potential for clinical use.
17 citations
,
January 2013 in “Talanta” A new method was developed to accurately measure enzyme activity related to prostate health.