195 citations,
February 2007 in “The Journal of Clinical Endocrinology and Metabolism” Dutasteride and finasteride may reduce sperm count and volume but don't affect movement or shape; effects are reversible after stopping.
122 citations,
July 1990 in “Teratology” Finasteride exposure in pregnancy causes genital abnormalities in male rats.
40 citations,
March 2016 in “The Journal of Clinical Endocrinology & Metabolism” Young girls whose mothers have PCOS may have higher activity of a specific enzyme that could lead to developing PCOS later.
29 citations,
April 2019 in “BMJ. British medical journal” Men taking dutasteride or finasteride have a slightly higher risk of developing type 2 diabetes.
11 citations,
May 1996 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The main enzyme found in pubic skin that could be targeted to treat excessive hair growth is 5 alpha-R2.
193 citations,
August 1985 in “Endocrinology” Different animals have unique versions of the enzyme that changes testosterone into another hormone, which is important for creating effective treatments for prostate and hair loss conditions.
147 citations,
April 1990 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride safely lowers DHT levels without affecting testosterone.
100 citations,
September 1999 in “British Journal of Dermatology” The study found that two enzymes linked to hair loss are located in different parts of the scalp, supporting a common treatment's effectiveness.
30 citations,
August 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect hormone levels in normal men.
8 citations,
January 1991 in “European Urology” Finasteride lowers DHT levels and raises testosterone in a dose-dependent way.
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.
143 citations,
August 1991 in “Endocrinology” Androgens, like testosterone, are crucial for early testicular descent in rats.
54 citations,
February 1993 in “Endocrine reviews” Androgen conjugates might be better indicators of skin sensitivity to hormones in women with excessive hair growth.
45 citations,
August 2010 in “Hormone Molecular Biology and Clinical Investigation” Type 3 5α-reductase is more common and finasteride and dutasteride strongly inhibit it.
33 citations,
October 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces hair growth and is safe for women with excessive hair.
21 citations,
May 2015 in “The Journal of Steroid Biochemistry and Molecular Biology” Progesterone byproduct 5αP stimulates mammary tumor growth, but finasteride can suppress it.
17 citations,
November 1997 in “Andrology” Finasteride effectively treats enlarged prostate and male baldness, improves symptoms of hirsutism in women, but doesn't work for acne, and may delay prostate cancer progression with few side effects.
7 citations,
April 2019 in “The Journal of Steroid Biochemistry and Molecular Biology” 11α-Hydroxyprogesterone is changed into different substances by certain enzymes and may play a role in prostate cancer.
218 citations,
December 2011 in “Advances in Urology” The document concludes that the 5 alpha-reductase enzymes are important in steroid metabolism and related to various human diseases, with inhibitors used to treat conditions like male pattern baldness and prostate issues.
108 citations,
January 2003 in “Fertility and Sterility” Flutamide may slightly improve hair loss in women, but finasteride does not work.
70 citations,
July 2005 in “Journal of Ethnopharmacology” Ganoderma lucidum, a type of mushroom, may help treat enlarged prostate by blocking testosterone conversion.
23 citations,
January 2008 in “Clinics in dermatology” Diet changes can help reduce acne by limiting certain hormones.
20 citations,
August 2018 in “The World Journal of Men's Health” Finasteride may increase erectile dysfunction risk in patients with benign prostatic hyperplasia.
16 citations,
March 2000 in “Clinical Biochemistry” Women with hair loss had higher levels of certain hormones, suggesting a link to a condition like PCOS.
13 citations,
November 2019 in “Scientific reports” Certain drugs change freshwater snail shells to a "banana" shape.
11 citations,
February 2016 in “Current Medicinal Chemistry” New treatments for prostate cancer and BPH show promise, including novel compounds that target hormone synthesis and response.
8 citations,
October 1998 in “Comparative Biochemistry and Physiology Part C: Pharmacology, Toxicology and Endocrinology” Proscar (finasteride) blocks 5α-reductase in sea urchin ovaries and testes, suggesting potential treatment for androgen-related conditions.
8 citations,
October 1988 in “Clinics in Dermatology” Current research explores hair growth drugs, while future research aims for personalized treatments.
5 citations,
August 2018 in “Sexual Medicine Reviews” 5α-Reductase inhibitors do not consistently increase testosterone levels in the blood.
May 2024 in “EAS Journal of Pharmacy and Pharmacology” Pomegranate peel compounds may help treat hair loss.