4 citations,
July 2015 in “Veterinary Dermatology” Two types of 5α-reductase are in dog skin, which might make dutasteride better than finasteride for treating dog hair loss.
3 citations,
January 1994 in “Toxicological Sciences” Finasteride causes abnormal growth in male mice cells at high doses.
1 citations,
October 2013 in “Our Dermatology Online” 5α reductase type 2 enzyme mutation and oxidative stress may increase androgenetic alopecia risk in Egyptians.
June 2023 in “International journal of pharmaceutical quality assurance” Eclipta alba extract could be a promising natural treatment for hair loss.
June 2021 in “Archives of Advances in Biosciences” Finasteride reduces sperm count and quality and alters hormone levels in mice.
506 citations,
March 2005 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy improves physical function, strength, and body composition in older men with low testosterone levels.
223 citations,
December 2010 in “The Journal of Sexual Medicine” Some patients taking finasteride or dutasteride may have ongoing sexual problems and depression even after stopping the medication.
162 citations,
April 2016 in “The Lancet Diabetes & Endocrinology” Testosterone therapy in transgender men has both desired effects like increased muscle mass and potential health risks such as higher cardiovascular risk.
104 citations,
March 2014 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” DHT may increase the risk of heart disease and death in elderly men.
81 citations,
May 2007 in “Fertility and Sterility” Testosterone therapy seems safe for postmenopausal women for a few years, but more research is needed for long-term effects.
77 citations,
November 2007 in “International Journal of Andrology” Testosterone with or without finasteride doesn't improve thinking skills in older men with low testosterone.
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.
31 citations,
September 2009 in “Natural Product Research” Citrullus colocynthis fruit extract may effectively treat testosterone-related hair loss, similar to finasteride.
28 citations,
August 2014 in “Cancer Causes & Control” Taking 5α-reductase inhibitors does not significantly increase the risk of breast cancer in men.
27 citations,
January 2017 in “Neuropsychopharmacology” The enzyme 5α-reductase is key in causing psychotic-like effects from sleep deprivation.
21 citations,
January 2021 in “Therapeutic Advances in Endocrinology and Metabolism” Testosterone may have a dual role in COVID-19, potentially worsening outcomes in men, and testosterone therapy could help some patients, but more research is needed.
19 citations,
April 2020 in “Dermatologic Therapy” Dutasteride works better than finasteride for hair loss, with both being safe to use.
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.
15 citations,
October 2014 in “Hormone Molecular Biology and Clinical Investigation” Some hair loss and prostate drugs might increase the risk of diabetes and heart disease.
13 citations,
August 1995 in “The Journal of Steroid Biochemistry and Molecular Biology” The activity of a specific rat enzyme in the prostate and epididymis is highly dependent on the acidity level.
12 citations,
September 2018 in “Journal of Drug Delivery Science and Technology” The silk fibroin hydrogel with FGF-2-liposome can potentially treat hair loss in mice.
11 citations,
July 2008 in “European Journal of Drug Metabolism and Pharmacokinetics” Finasteride helps reduce pain and inflammation in animals.
10 citations,
January 2017 in “Journal of Evidence-Based Complementary & Alternative Medicine” Some vegetables from Northern Thailand show promise for health benefits, including hair loss treatment and antioxidant properties.
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.
8 citations,
March 2020 in “Frontiers in Cell and Developmental Biology” Researchers created immortal human skin cells with constant testosterone receptor activity to study hair loss and test treatments.
8 citations,
November 2015 in “Saudi Journal of Biological Sciences” A mix of Panax ginseng and bee-pollen may help prevent prostate enlargement in rats.
7 citations,
January 2018 in “Reproduction” Inhibiting 5α-reductase increases progesterone levels in late pregnant mares.
7 citations,
May 2012 in “International Journal of Andrology” The new oral testosterone pill normalized testosterone levels and lowered SHBG in men with low testosterone.