9 citations
,
August 2000 in “Journal of Periodontal Research” Finasteride reduces testosterone conversion, progesterone lessens this, and levamisole enhances finasteride's effect.
October 2023 in “Annales Academiae Medicae Silesiensis” Saw palmetto extracts might help treat male hair loss and need more research.
January 2016 in “Archivio italiano di urologia, andrologia” The document concludes that the risk of sexual side effects from 5-alpha-reductase inhibitors is low and often temporary, but more research is needed on potential permanent effects.
93 citations
,
February 2009 in “Annals of the New York Academy of Sciences” 5α‐reductase isozymes are crucial for prostate development and health, and targeting them can help prevent and treat prostate issues.
42 citations
,
May 2007 in “Endocrinology and metabolism/American journal of physiology: endocrinology and metabolism” Testosterone can build muscle and bone without enlarging the prostate when a specific enzyme is blocked.
20 citations
,
March 2017 in “Reproductive Biology and Endocrinology” Women with PCOS have higher 5α-reductase activity, which may be linked to insulin resistance.
17 citations
,
January 2013 in “Talanta” A new method was developed to accurately measure enzyme activity related to prostate health.
15 citations
,
May 2009 in “Steroids” Certain compounds reduced hamster flank organ size by inhibiting 5α-reductase, like finasteride, without affecting androgen receptors.
14 citations
,
June 2011 in “Steroids” New compounds may help treat prostate issues without affecting androgen receptors.
5 citations
,
January 2001 in “Advances in protein chemistry” 5α-reductase inhibitors help treat disorders caused by DHT and have potential for future therapies.
1 citations
,
August 2017 in “The Journal of urology/The journal of urology” 5α-reductase inhibitors may increase the risk of depression and suicidal thoughts.
Marine sponges from Tabuhan Island can inhibit enzymes linked to Alzheimer's and hair loss.
January 2018 in “Surgical and Cosmetic Dermatology” Finasteride and dutasteride are effective for male hair loss and enlarged prostate but may cause reversible sexual side effects.
147 citations
,
April 1990 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride safely lowers DHT levels without affecting testosterone.
41 citations
,
March 1998 in “Archives of Dermatological Research” The enzyme that changes testosterone to a stronger form is mostly found in the part of the hair follicle called the dermal papilla.
37 citations
,
January 2015 in “Evidence-based Complementary and Alternative Medicine” An extract from Quercus acutissima bark was found to reduce sebum production and block an enzyme linked to acne.
26 citations
,
October 2011 in “International Journal of Biological Macromolecules” Some newly made compounds are promising for treating enlarged prostate, hair loss, viruses, and prostate cancer, and might be better than current drugs.
12 citations
,
January 2018 in “Pharmacology & pharmacy” Pumpkin seed products may help improve prostate and bladder health by blocking certain enzymes and hormone receptors.
February 2026 in “Toxicology Letters” MK-0773 is a moderate inhibitor of the SRD5A2 enzyme.
August 2019 in “Key engineering materials” A microemulsion with Carthamus tinctorius extract effectively inhibits 5α-reductase and improves skin and hair follicle delivery.
November 2022 in “International Journal of Applied Pharmaceutics” Ergostadienol from Moringa seed oil may help prevent hair loss.
December 2023 in “International Journal of Molecular Sciences” Men with early balding showed higher levels of certain genes linked to hair loss and possibly prostate cancer.
4 citations
,
January 2006 in “PubMed” DHT deficiency may disrupt rat epididymis function by affecting estrogen receptors.
23 citations
,
November 2018 in “Journal of the European Academy of Dermatology and Venereology” The study concluded that severity of Frontal fibrosing alopecia is not linked to how long someone has it, can start before menopause, and eyebrow loss may be an early sign.
February 2026 in “NeuroSci” Finasteride and dutasteride may cause depression and anxiety, especially in younger men.
1 citations
,
November 1999 in “Hautarzt” Finasteride is not expected to be effective for treating Acne vulgaris.
14 citations
,
November 2006 in “Current Medicinal Chemistry” New treatments for enlarged prostate are being developed to be more effective and have fewer side effects.
10 citations
,
May 2019 in “BMC Complementary and Alternative Medicine” The extract from Bacillus/Trapa japonica fruit helps increase hair growth and could be a potential treatment for hair loss.
6 citations
,
October 2000 in “International Journal of Dermatology” Preventing hair loss is more effective than regrowth; oral finasteride is a realistic option.
November 2012 in “Endocrine Practice” Enzymes called 5α-reductases have many body functions and need more research to safely use inhibitors.