35 citations,
October 2004 in “Biology of Reproduction” PNU157706 reduced rat sperm movement and fertility without affecting offspring health.
25 citations,
November 2015 in “Journal of Ethnopharmacology” Certain Chinese herbs, especially Cacumen platycladi, can promote hair regrowth and reduce hair loss-related hormone levels in mice.
37 citations,
January 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Apple extract called procyanidin B-2 was found to greatly increase hair growth.
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.
137 citations,
March 2006 in “Cns Drug Reviews” Finasteride treats enlarged prostate and hair loss, but may cause side effects in some patients.
50 citations,
March 2017 in “PeerJ” Using finasteride or dutasteride may cause long-lasting erectile dysfunction.
11 citations,
January 2017 in “Journal of Endocrinology/Journal of endocrinology” Female mice with disrupted 5α-reductase 1 had significant metabolic issues, including stress response problems, insulin resistance, liver fat buildup, and obesity.
59 citations,
November 2018 in “Psychoneuroendocrinology” Lower levels of certain brain chemicals are linked to worse PTSD symptoms in men.
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.
32 citations,
April 1999 in “Expert Opinion on Investigational Drugs” Finasteride effectively treats male hair loss, improving growth and density.
11 citations,
October 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride increases hair growth, prolongs hair cycle, and lowers dihydrotestosterone levels.
7 citations,
October 2017 in “The Prostate” Baldness in men with prostate cancer is linked to higher levels of certain sex hormones, but chest hair density is not.
19 citations,
December 2019 in “Steroids” Finasteride and dutasteride reduce neurosteroid production, possibly helping treat glioblastoma.
51 citations,
May 2013 in “The Journal of Steroid Biochemistry and Molecular Biology” Certain drugs that block specific enzymes can help treat prostate diseases.
17 citations,
June 2012 in “European journal of medicinal chemistry” New steroid compounds effectively inhibit 5α-reductase and may treat hair loss.
237 citations,
December 2001 in “Urology” Blocking the enzyme 5α-reductase can shrink the prostate and help treat enlarged prostate issues.
17 citations,
May 1998 in “Steroids” Researchers developed a model to predict how well certain compounds can block an enzyme related to hair loss and prostate issues, suggesting a 50 mg dose of finasteride might be effective based on lab and body data.
49 citations,
October 2017 in “Nutrients” Equisetum debile extract, especially the ethyl acetate type, may be a promising natural ingredient for anti-hair loss products.
22 citations,
August 2011 in “Journal of Supercritical Fluids” Rice bran extract might help prevent hair loss.
108 citations,
February 2008 in “The Journal of urology/The journal of urology” Inhibiting 5α-reductase can help reduce prostate cancer risk and improve treatment.
72 citations,
April 2008 in “The Journal of urology/The journal of urology” Dutasteride and finasteride do not significantly affect bone density, blood fats, or blood production, but slightly lower PSA levels and minimally impact sexual function in healthy young men.
39 citations,
April 2007 in “Therapeutic Drug Monitoring” Finasteride affects urinary steroid profiles and can potentially hide steroid abuse in sports drug testing.
14 citations,
February 2018 in “Psychoneuroendocrinology” Mice lacking steroid 5α-reductase 2 show less aggression and better impulse control.
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.
26 citations,
June 2005 in “Journal of Molecular Endocrinology” Dutasteride is more efficient than finasteride, but individual results vary.
22 citations,
October 2001 in “Biochemical Pharmacology” GI198745 is more potent and longer-lasting than finasteride, potentially better for treating hair loss.
14 citations,
February 1998 in “Bioorganic & Medicinal Chemistry Letters” Some newly made compounds can block an enzyme linked to hair loss and prostate growth, with one in particular being very selective.
15 citations,
October 2016 in “Steroids” Researchers developed a new method to find substances in herbs that can block a specific enzyme linked to hair loss.
14 citations,
March 2018 in “Translational Stroke Research” Finasteride helps protect brain in old male rats.