March 2023 in “East African scholars journal of medical sciences” Metformin may help regulate periods and cause modest weight loss in PCOS patients, but more research is needed.
November 2022 in “Journal of the Endocrine Society” A transman experienced lasting virilization symptoms after stopping testosterone, which were resolved with estradiol treatment.
November 2022 in “Journal of the Endocrine Society” Taking biotin can lead to incorrect low results in free testosterone tests.
June 2022 in “Journal of Experimental Biology and Agricultural Sciences” Higher testosterone harms sperm motility, while higher estradiol improves sperm survival.
April 2020 in “Journal of the Endocrine Society” A woman's high testosterone and related symptoms were caused by overactive cells in her ovaries.
February 2018 in “The Journal of Sexual Medicine” Natesto nasal gel improves erectile function and mood in men with low testosterone within 30 days.
January 2020 in “Archives of urology” Finasteride, a drug used for certain conditions, can cause serious side effects like sexual dysfunction, suicidal thoughts, and increased diabetes risk, and there's a need for more awareness and research about these effects.
228 citations,
February 2003 in “Urology” Androgen deprivation therapy for prostate cancer can cause sexual, physical, and psychological side effects, and doctors should manage these carefully.
104 citations,
June 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.
73 citations,
July 2013 in “The Journal of Sexual Medicine” Finasteride use changes brain chemicals, causing lasting sexual issues and anxiety/depression.
55 citations,
July 2013 in “Dermatologic therapy” Some dermatological medications can impair male fertility, so consult a doctor before trying to conceive.
50 citations,
October 2014 in “International Journal of Clinical Pharmacology and Therapeutics” New finasteride solution effectively reduces baldness-causing hormone, potentially with fewer side effects.
47 citations,
January 2001 in “Journal of Investigative Dermatology” High testosterone to epitestosterone ratio in hair could predict male-pattern baldness.
43 citations,
January 2007 in “Gynecological Endocrinology” Finasteride improves acne and hair loss in women with normal testosterone.
38 citations,
November 2012 in “Expert Opinion on Drug Safety” Common acne treatments can cause various side effects, like skin irritation and more serious issues, but combination therapies are often more effective and better tolerated.
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.
36 citations,
February 2010 in “Journal of Investigative Dermatology” Dihydrotestosterone can be made from dehydroepiandrosterone in skin cells without needing testosterone.
35 citations,
January 2002 in “Scandinavian Journal of Urology and Nephrology” Finasteride reduces prostate bleeding by affecting blood vessel growth.
34 citations,
February 1993 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Certain 4-azasteroids are effective at blocking the enzyme that processes testosterone in human skin and could help treat acne, excessive hair growth, and male pattern baldness.
34 citations,
February 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride and minoxidil together promote hair growth better than either alone.
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,
January 2007 in “Biological & Pharmaceutical Bulletin” Minoxidil and retinol together help hair grow.
31 citations,
January 1995 in “The American journal of medicine” Testosterone and dihydrotestosterone play a role in women's health issues like excess hair and baldness, and treatments blocking these hormones may help.
30 citations,
March 2006 in “Dermatologic Surgery” Finasteride improves surrounding scalp hair and increases hair density after hair transplant.
30 citations,
March 2001 in “Environmental Health Perspectives” Small changes in hormones can significantly impact health, showing the importance of sensitive testing for chemicals that disrupt hormones.
26 citations,
February 2009 in “Drug Development Research” 17α-estradiol is a safe estrogen that might protect the brain and doesn't cause feminization, needing more research for treating brain diseases.
25 citations,
April 1949 in “The journal of experimental zoology” Testosterone applied to rabbit skin increases skin cell growth and changes skin structure.
23 citations,
October 2005 in “Dermatologic Surgery” Finasteride improves surrounding scalp hair and increases hair density after hair transplant.
22 citations,
January 1995 in “The American Journal of Medicine” Newer low-dose oral contraceptives with less androgenic effects improve patient compliance.
19 citations,
April 2015 in “European Journal of Pharmacology” Dihydrotestosterone (DHT) doesn't affect rat skin cell growth, but it does change cell cycle, protein levels, and other cell functions, potentially shortening hair growth cycle.