January 2010 in “Research and Practice on Chinese Medicines” Coffee extract and caffeotannic acid can help treat hair loss.
September 2020 in “Current Enzyme Inhibition” Three compounds were found to inhibit a prostate disease-related enzyme and reduce prostate size more effectively than the current treatment, suggesting they could be used for treating benign prostatic hyperplasia.
25 citations,
September 1998 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride inhibits enzyme activity in rhesus macaques, suggesting they're useful for evaluating similar drugs.
29 citations,
January 1996 in “Journal of Pharmaceutical Sciences” Finasteride poorly inhibits type 1 5AR, affecting its effectiveness.
6 citations,
March 2003 in “Archiv Der Pharmazie” Scientists made new substances that can block an enzyme linked to prostate issues and hair loss, with potential for creating a new treatment.
90 citations,
March 2017 in “JAMA Internal Medicine” Men over 66 taking medication for prostate enlargement have a higher risk of depression and self-harm, especially in the first 18 months of treatment.
50 citations,
August 1985 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Spironolactone reduces the enzyme activity that converts testosterone to DHT, helping treat excessive hair growth in women.
45 citations,
February 2005 in “Steroids” Four new compounds were more effective than finasteride in treating prostate issues and hair loss, with one being 100 times more active and safe for use.
42 citations,
May 2003 in “Mini-reviews in Medicinal Chemistry” New steroidal compounds could be effective for treating conditions related to 5α-reductase enzyme activity.
37 citations,
January 2009 in “Sexual Development” Fadrozole and Finasteride change frog sex ratios and cause intersex animals with altered gene expressions.
31 citations,
September 2008 in “International Journal of Andrology” 5-alpha-reductase inhibitors may cause a low incidence of erectile dysfunction that decreases over time.
27 citations,
January 2017 in “Neuropsychopharmacology” The enzyme 5α-reductase is key in causing psychotic-like effects from sleep deprivation.
13 citations,
November 2012 in “PubMed” 5α-reductase inhibitors may worsen sexual drive and spontaneous erections but don't worsen existing erectile or ejaculatory problems.
13 citations,
August 2007 in “Bioorganic & medicinal chemistry letters” A new compound effectively inhibits human 5α-reductase 1.
6 citations,
August 2017 in “Physiological Research” Setipiprant may reduce inflammation by blocking an enzyme called aldose reductase.
1 citations,
September 2016 in “Actas Dermo-Sifiliográficas” 5-alpha reductase inhibitors may cause sexual side effects, breast complications, and other health risks in men with hair loss.
1 citations,
October 2013 in “Our Dermatology Online” 5α reductase type 2 enzyme mutation and oxidative stress may increase androgenetic alopecia risk in Egyptians.
November 2017 in “JAMA internal medicine” Women also use 5α-reductase inhibitors, and their effects differ from men.
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.
22 citations,
February 2002 in “Planta Medica” Compounds from Angelica koreana roots, especially osthenol, could be effective for treating conditions like prostate disease and hair loss.
20 citations,
February 2002 in “Expert Opinion on Therapeutic Patents” New research is needed to create better drugs that block the enzyme responsible for conditions like male baldness and prostate enlargement.
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.
17 citations,
March 2020 in “Frontiers in Chemistry” Compounds from the plant Mammea siamensis may help treat hair loss.
14 citations,
February 2018 in “Psychoneuroendocrinology” Mice lacking steroid 5α-reductase 2 show less aggression and better impulse control.
13 citations,
November 2019 in “Scientific reports” Certain drugs change freshwater snail shells to a "banana" shape.
6 citations,
May 2020 in “JAMA Ophthalmology” Using 5-alpha-reductase inhibitors, drugs for prostate issues and hair loss, may lead to eye abnormalities in men.
December 2018 in “Actas urológicas españolas” 5-alpha reductase inhibitors may have additional effects on cancer, mental health, heart health, and hormone levels beyond treating prostate enlargement.
416 citations,
September 1997 in “Journal of Investigative Dermatology” People with hair loss have more androgen receptors and enzymes in certain follicles, with men and women showing different patterns.
60 citations,
December 1998 in “Clinical Pharmacology & Therapeutics” Both drugs lower DHT levels, with GI198745 being more effective.
23 citations,
January 2001 in “Chemical & Pharmaceutical Bulletin” New pregnane derivatives are effective at inhibiting an enzyme linked to hair loss and reducing oil gland activity.