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.
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.
176 citations,
August 2000 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Hormone treatments in transsexual individuals reduce hair growth and oil production in male-to-females and increase them in female-to-males.
138 citations,
November 2015 in “Journal of Pharmacology and Experimental Therapeutics” Protoporphyrin IX is useful in cancer treatment but can cause health problems if not properly regulated.
73 citations,
July 2013 in “The Journal of Sexual Medicine” Finasteride use changes brain chemicals, causing lasting sexual issues and anxiety/depression.
70 citations,
June 1993 in “Biochemistry” Finasteride slowly binds to 5-alpha-reductase, affecting enzyme stability and inhibitor potency.
65 citations,
January 2011 in “Frontiers in Endocrinology” Neurosteroids show promise for treating epilepsy and more research is needed.
61 citations,
April 2014 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride affects brain and blood steroids, causing lasting sexual and emotional side effects.
61 citations,
September 2008 in “Biological & Pharmaceutical Bulletin” Finasteride almost fully depletes allopregnanolone in rat brains and enhances 20α-DHP, but doesn't change 3α-DHP levels.
58 citations,
April 2017 in “The Journal of Steroid Biochemistry and Molecular Biology” Post-finasteride patients show changed neuroactive steroid levels, possibly causing erectile dysfunction and depression.
55 citations,
March 1990 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride may treat baldness but less effective for those with 5α-reductase deficiency.
53 citations,
May 1986 in “Clinics in endocrinology and metabolism” Androgens like testosterone affect hair growth and oil production differently across body parts and individuals.
50 citations,
September 2016 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride for hair loss may cause persistent sexual symptoms, depression, anxiety, and lower quality of life.
47 citations,
August 2000 in “Endocrine Reviews” The document concludes that more research is needed to understand excessive hair growth in women with normal hormone levels and regular ovulation.
39 citations,
April 2007 in “Therapeutic Drug Monitoring” Finasteride affects urinary steroid profiles and can potentially hide steroid abuse in sports drug testing.
35 citations,
April 2013 in “Sexual medicine reviews” 5-alpha reductase inhibitors slightly increase the risk of sexual and mood side effects, and breast growth in men.
33 citations,
January 1997 in “Endocrinology” Testosterone can slow down hair growth when combined with certain cells from bald scalps, and this effect can be blocked by an androgen receptor blocker.
32 citations,
February 2014 in “Psychopharmacology” Dutasteride makes alcohol less sedating and may lead to less drinking in men.
31 citations,
March 2015 in “The Journal of Steroid Biochemistry and Molecular Biology” Neuroactive steroids could become safe, effective treatments with more understanding of their complex brain actions and metabolism.
24 citations,
September 1996 in “Mycoses” Androgenic steroids can slow down or stop the growth of certain skin fungi.
23 citations,
January 1994 in “Skin Pharmacology and Physiology” Hair loss in men and women is linked to high stress hormone levels and other hormonal imbalances, suggesting treatments should be customized to each person's hormones.
22 citations,
October 2001 in “Biochemical Pharmacology” GI198745 is more potent and longer-lasting than finasteride, potentially better for treating hair loss.
20 citations,
January 2003 in “Treatments in Endocrinology” Testosterone therapy can help improve mood, sexual function, and bone health in women with low androgen levels, but more research is needed to establish safe and effective guidelines.
20 citations,
December 1995 in “Journal of Chromatography B: Biomedical Sciences and Applications” Accurate method measures finasteride levels in human plasma using gas chromatography-mass spectrometry.
18 citations,
March 2020 in “Frontiers in Neuroendocrinology” The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.
15 citations,
October 2010 in “Archives of Toxicology” A yeast-based test can detect the steroid methyltestosterone in urine longer than traditional methods.
13 citations,
January 2020 in “Neuroscience” Blocking 5α-reductase can harm memory and brain structure, and increase harmful brain changes in male mice used for Alzheimer's disease research.
12 citations,
June 2019 in “Psychoneuroendocrinology” Allopregnanolone is needed for certain brain processing issues caused by D1 dopamine receptor activation.
12 citations,
January 1991 in “Archives of dermatological research” Male hormones control a specific gene in hamster skin, with different hormones having varying effects.
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.