November 2024 in “Journal of Family Medicine and Primary Care” 5 alpha reductase inhibitors can cause sexual, cognitive, and muscle side effects, and may slightly increase aggressive cancer risk.
January 2024 in “Brazilian Journal of Hair Health” Some plant-based products might treat hair loss with fewer side effects than current medications.
December 2023 in “International Journal of Pharmaceutics” New nanoparticles deliver plant extracts to hair follicles to treat conditions like hair loss and acne.
January 2018 in “Surgical and Cosmetic Dermatology” Finasteride and dutasteride are effective for male hair loss and enlarged prostate but may cause reversible sexual side effects.
32 citations
,
July 2016 in “PubMed” 5-alpha reductase inhibitors are generally safe but can cause sexual side effects and require patient education on risks.
April 2026 in “Journal of the American Academy of Dermatology” Oral 5-alpha-reductase inhibitors for hair loss don't increase heart risk.
July 2025 in “Saudi Journal of Medicine and Public Health” 5α-reductase inhibitors effectively treat enlarged prostate and hair loss but require careful use due to possible side effects.
October 2022 in “Revista Eletrônica Acervo Médico” 5-Alpha-Reductase Inhibitors can cause negative side effects.
22 citations
,
January 2006 in “International Journal of Andrology” Taking oral testosterone with finasteride or dutasteride doubles testosterone levels, and food slightly affects it.
30 citations
,
June 2010 in “Endocrine Related Cancer” SRD5A1 is crucial in advanced prostate cancer, and blocking both SRD5A1 and SRD5A2 is more effective than targeting SRD5A2 alone.
15 citations
,
December 2006 in “Clinical interventions in aging” 5 alpha-reductase inhibitors like finasteride may lower prostate cancer risk and improve cancer screening.
July 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The structure of SRD5A reveals how it reduces steroids, aiding drug design for related health conditions.
July 2021 in “Asia-Pacific journal of convergent research interchange” Cauliflower Mushroom extract may help treat male hair loss by affecting hair growth-related genes.
12 citations
,
April 2020 in “Medical hypotheses” Men on 5-alpha-reductase inhibitors might have worse COVID-19 outcomes.
1 citations
,
January 2019 in “Journal of the Egyptian Women's Dermatologic Society (Print)” Minoxidil 2% is more effective for female hair loss, but botanicals have fewer side effects.
July 2025 in “American Journal on Addictions” Using 5-alpha reductase inhibitors may lower the risk of opioid addiction in men taking opioids.
September 2024 in “Frontiers in Neuroendocrinology” 5-alpha reductase inhibitors may help protect the brain and gut in Parkinson's disease.
June 2023 in “Journal of Cosmetic Dermatology” Finasteride 5mg daily is the most effective for female pattern hair loss, with higher doses of treatments generally more effective.
24 citations
,
February 2012 in “Prostate cancer and prostatic diseases” 5α-reductase inhibitors help shrink the prostate, improve urinary symptoms, and may reduce prostate cancer risk.
1 citations
,
January 2015 in “Hair therapy & transplantation” New drug dutasteride effectively treats hair loss, but use cautiously due to potential sexual side effects.
13 citations
,
February 2022 in “JAMA Dermatology” Dutasteride is the most effective hair loss treatment after 24 weeks, but finasteride leads to the most hair growth after 48 weeks.
37 citations
,
April 2008 in “The Cochrane library” 5-alpha-reductase inhibitors can lower prostate cancer risk but may increase high-grade tumors and cause sexual side effects.
6 citations
,
September 2024 in “Journal of the American Academy of Dermatology” Oral 5-alpha reductase inhibitors do not increase breast cancer or benign breast disorder risk in women.
2 citations
,
February 2023 in “Urology” IsoPSA test works accurately even if patients take certain prostate medications.
January 2026 in “Open Science Framework” Oral and topical 5-alpha reductase inhibitors affect DHT levels and hair density differently in treating hair loss.
111 citations
,
August 2015 in “Reviews in Endocrine and Metabolic Disorders” 5α-reductase inhibitors may cause persistent sexual dysfunction and depression, needing more research on long-term effects.
27 citations
,
February 2005 in “Journal of Cellular Biochemistry” Male cells need DHT to respond to testosterone, while female cells do not.
December 2025 in “Instituto Politécnico do Porto” Patients with mood disorders using 5α-reductase inhibitors may have a higher risk of suicidal thoughts.
24 citations
,
June 2013 in “Journal of neuroendocrinology” Neuroactive steroids and the enzyme 5α-reductase might be involved in the development of Tourette's syndrome.
13 citations
,
June 2017 in “Biochimie open” All five human steroid 5α-reductase enzymes are found in the endoplasmic reticulum.