July 2018 in “Reactions Weekly” Lower finasteride doses had more side effects; dutasteride caused back pain; more research needed on post-finasteride syndrome.
January 2016 in “Hair transplant forum international” Finasteride's link to health issues like male breast cancer, infertility, and prostate cancer needs more research through placebo-controlled trials to confirm.
July 2023 in “Dermatology and Therapy” 5-Alpha Reductase Inhibitors are effective for male hair loss and some skin conditions, but their effectiveness in women and safety concerns require careful use.
2 citations
,
July 2006 in “European Urology Supplements” 5α-reductase inhibitors can reduce prostate cancer risk but may increase high-grade tumors, needing more research.
January 2022 in “Archivos españoles de urología” Post-finasteride syndrome is rarely linked to sexual and systemic side effects.
April 2026 in “Brain Sciences” Finasteride may cause depression and suicidal thoughts, especially in young men.
18 citations
,
June 2017 in “Journal of the neurological sciences” Using 5 alpha reductase inhibitors may increase dementia risk in the first two years.
15 citations
,
January 2017 in “Advances in Experimental Medicine and Biology” 5α-Reductase inhibitors can negatively affect male sexual function and, in some cases, significantly reduce sperm count, but these effects may be reversible.
2 citations
,
October 2021 in “Asian Journal of Andrology” Medications for hair loss and prostate issues can significantly increase the risk of sexual side effects and other negative symptoms.
April 2019 in “The Journal of urology/The journal of urology” Prescriptions for 5-alpha reductase inhibitors dropped significantly after the FDA's safety warning, especially for men with benign prostatic hyperplasia.
January 2019 in “Actas urológicas españolas” Using mirabegron and solifenacin together is safe and more effective for treating overactive bladder than using either drug alone.
6 citations
,
January 2018 in “Pharmacoepidemiology and Drug Safety” Starting 5-alpha reductase inhibitors does not significantly increase the risk of rhabdomyolysis in older men, but is linked to a higher risk of muscle conditions.
5 citations
,
November 2020 in “medRxiv (Cold Spring Harbor Laboratory)” 5-Alpha-Reductase inhibitors shorten COVID-19 recovery time in men.
4 citations
,
April 2020 in “medRxiv (Cold Spring Harbor Laboratory)” Men taking 5-alpha reductase inhibitors for prostate issues may be less likely to experience severe COVID-19, but it doesn't prevent ICU admission or death.
October 2025 in “Journal of Cosmetic Dermatology” Conventional treatments like dutasteride and minoxidil are effective for male hair loss, with some alternative treatments also showing promise.
September 2015 in “Korean Journal of Clinical Pharmacy” Dutasteride is highly effective for hair loss treatment in Korea, with more side effects than finasteride.
7 citations
,
March 2019 in “Cancer Epidemiology, Biomarkers & Prevention” Finasteride use is not clearly linked to an increased risk of male breast cancer.
February 2020 in “Definitions” 5 Alpha-Reductase Inhibitors reduce the effects of testosterone by blocking its conversion into a stronger form.
5-Alpha reductase inhibitors help treat enlarged prostate but may cause sexual side effects.
October 2025 in “CRC Press eBooks”
January 2015 in “Current Opinion in Endocrinology, Diabetes and Obesity” 64 citations
,
March 2008 in “Neuropsychopharmacology” May 2018 in “KU ScholarWorks (The University of Kansas)” Targeting 5α-reductase type 1 may help manage Tourette-like symptoms.
January 2007 in “日本看護学会抄録集 成人看護1” Certain amino acids in 5AR1 and 5AR2 are crucial for binding and resistance to Finasteride.
49 citations
,
January 2004 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Selective non-steroidal inhibitors of 5α-reductase type 1 can help treat DHT-related disorders.
49 citations
,
September 2015 in “Psychoneuroendocrinology” 5α-reductase affects dopamine receptors linked to sensorimotor gating, which may help understand disorders like schizophrenia.
68 citations
,
April 2002 in “Journal of Alternative and Complementary Medicine” Natural 5AR inhibitors effectively improve mild to moderate hair loss in men.
4 citations
,
August 2010 in “Acta Biologica Hungarica” New steroidal compounds moderately block an enzyme related to testosterone conversion, less effectively than finasteride.
29 citations
,
September 2014 in “Current Opinion in Endocrinology, Diabetes and Obesity” Finasteride and dutasteride effectively treat hair loss in men and women, but may cause side effects like low libido and depression.
Combining dutasteride or finasteride with an α1 blocker is more effective for managing BPH than using either alone.