21 citations
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January 2020 in “General and Comparative Endocrinology” Lack or blocking of SRD5a, a key component in hormone creation, can lead to conditions like pseudohermaphrodism and affect hair growth, bone mass, muscle strength, and reproductive health. More research is needed on its regulation from fertilization to adulthood.
17 citations
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August 2011 in “Current Medicinal Chemistry” New treatments for enlarged prostate are being developed, some of which may be more effective than current medications.
12 citations
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April 2018 in “Physiology & Behavior” Finasteride raises suicide-linked aggression and stops clozapine's positive effects in schizophrenia animals.
12 citations
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February 2003 in “European Urology Supplements” Dutasteride reduces DHT more effectively than finasteride.
8 citations
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June 2020 in “The Journal of Clinical Endocrinology and Metabolism” Taking 5α-reductase inhibitors with prednisolone can worsen its negative effects on metabolism.
7 citations
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January 2018 in “Reproduction” Inhibiting 5α-reductase increases progesterone levels in late pregnant mares.
5 citations
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August 2018 in “Sexual Medicine Reviews” 5α-Reductase inhibitors do not consistently increase testosterone levels in the blood.
14 citations
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March 2018 in “Translational Stroke Research” Finasteride helps protect brain in old male rats.
223 citations
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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.
215 citations
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November 2006 in “Journal of The American Academy of Dermatology” Dutasteride more effective for hair growth, but has more side effects than finasteride.
66 citations
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April 2017 in “International Journal of Andrology” Men taking 5α-reductase inhibitors for enlarged prostate have a higher chance of experiencing reduced sexual desire and erectile dysfunction.
31 citations
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January 2017 in “Advances in Experimental Medicine and Biology” Low testosterone and 5α-reductase inhibitors can harm men's metabolic and sexual health; testosterone therapy may help, but discussing 5α-RIs' side effects is important.
23 citations
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July 1993 in “Pharmacotherapy” Finasteride treats enlarged prostate and baldness, but may cause limited urinary improvement and sex-related side effects.
3 citations
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January 2001 in “Cambridge University Press eBooks” Finasteride effectively treats hair loss and enlarged prostate in men, with mild side effects.
21 citations
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January 2015 in “The Journal of Steroid Biochemistry and Molecular Biology” Progesterone byproduct 5αP stimulates mammary tumor growth, but finasteride can suppress it.
10 citations
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May 2019 in “International Journal of Environmental Research and Public Health” Finasteride may cause kidney damage.
35 citations
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February 1994 in “Fundamental and applied toxicology” High doses of finasteride cause cell growth and tumors in mice.
32 citations
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April 1999 in “Expert Opinion on Investigational Drugs” Finasteride effectively treats male hair loss, improving growth and density.
28 citations
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January 1991 in “Reproductive Toxicology” Finasteride temporarily lowers male rat fertility without affecting libido.
13 citations
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August 1997 in “Steroids” Finasteride effectively lowers specific hormone levels, helping monitor treatment progress.
3 citations
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March 2005 in “The Journal of urology/The journal of urology” Dutasteride may help shrink prostate cancer tumors.
October 2022 in “Endocrine journal” Testosterone and dihydrotestosterone treatments can help with penile growth in males with 5α-reductase type 2 deficiency, with dihydrotestosterone being more effective in infancy.
122 citations
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July 1990 in “Teratology” Finasteride exposure in pregnancy causes genital abnormalities in male rats.
2 citations
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April 2024 in “Journal of Clinical Psychopharmacology” Dutasteride helps reduce heavy drinking, especially for those who drink to cope.
18 citations
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June 2021 in “Endocrinology” Anti-androgens might help reduce COVID-19 severity in men.
March 2025 in “JEADV Clinical Practice” Ketoconazole shampoo may help reduce hair loss and improve hair health.
Polyglutamic acid is a valuable, sustainable ingredient for skincare and haircare products.
3 citations
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July 2021 in “Drug Testing and Analysis” 5α-reductase inhibitors can interfere with doping tests by masking banned substances.
17 citations
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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.
42 citations
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February 1998 in “The Journal of Steroid Biochemistry and Molecular Biology” PNU 157706 is a more effective treatment than finasteride for conditions caused by DHT, like enlarged prostate and hair loss.