Finasteride reduces prostate cancer risk but may increase high-grade tumors; new drugs and better diagnosis are in development, but funding and industry commitment are challenges.
April 2007 in “Nature Clinical Practice Urology” Finasteride lowers PSA levels about the same whether taken at 1 mg or 5 mg daily.
124 citations
,
March 2012 in “JAMA” Testosterone's muscle-building effects do not require its conversion to DHT.
Finasteride helps treat male hair loss but may lower sex drive.
78 citations
,
December 2008 in “The Journal of Sexual Medicine” 5-alpha reductase inhibitors can cause sexual side effects like erectile dysfunction, but the exact reasons are unclear.
January 2022 in “Drugs of Today”
March 2023 in “Translational Andrology and Urology” 5-alpha reductase inhibitors, like finasteride and dutasteride, are used for prostate issues, hair loss, and excessive hair growth, may help with COVID-19, but can cause sexual and mental health side effects, and their use in preventing prostate cancer needs more examination.
42 citations
,
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.
January 2024 in “International Journal of Biological and Environmental Investigations” A reliable method was developed to measure dutasteride in tablets accurately and consistently.
6 citations
,
June 2022 in “Journal of Clinical Medicine” Tamsulosin with Serenoa repens is as effective as with 5-alpha-reductase inhibitors but causes fewer side effects.
11 citations
,
March 2019 in “Journal of The American Academy of Dermatology” Some men taking finasteride for hair loss may experience sexual problems like erectile dysfunction and decreased sex drive, which can persist even after stopping the medication.
184 citations
,
January 2000 in “European Urology” Blocking the enzyme that turns testosterone into DHT can safely and effectively treat enlarged prostate.
66 citations
,
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.
March 2024 in “Journal of the American Academy of Dermatology” 22 citations
,
May 2011 in “European Journal of Cancer” The drug combination was safe and showed promise in treating advanced tumors.
July 2025 in “International Journal of Health and Medicine” Tamsulosin and solifenacin together effectively reduce symptoms in BPH patients.
23 citations
,
July 1993 in “Pharmacotherapy” Finasteride treats enlarged prostate and baldness, but may cause limited urinary improvement and sex-related side effects.
July 2019 in “Dermatología Cosmética, Médica y Quirúrgica” Small injections of dutasteride improved hair thickness in men with hair loss without major side effects.
17 citations
,
May 1975 in “Clinical Pharmacology & Therapeutics” March 2023 in “The Journal of Urology” Higher SRD5A2 expression predicts better response to finasteride in treating urinary symptoms.
71 citations
,
November 2012 in “Expert Opinion on Drug Safety” 5-alpha reductase inhibitors can cause sexual side effects like erectile dysfunction and reduced sexual desire, sometimes lasting after stopping the drug.
14 citations
,
May 2008 in “Journal of proteome research” Dutasteride may help reduce brain plaque linked to Alzheimer's by affecting cell energy structures and waste removal.
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.
These medications for BPH have known risks and may have new side effects.
Testosterone undecanoate can reduce the negative effects of Finasteride on male reproductive health.
62 citations
,
January 2004 in “PubMed” 5alpha-reductase inhibitors like finasteride and dutasteride effectively treat BPH by reducing DHT, offering symptom relief and potential future uses.
June 2011 in “British Journal of Urology” Regulatory challenges make developing combination therapies in urology difficult and costly.
October 2015 in “Prostate Cancer” Finasteride and dutasteride reduce prostate cancer risk, but finasteride may increase higher-grade cancer risk.
2 citations
,
January 2012 in “Hair therapy & transplantation” DDAIP-HCl significantly increases minoxidil absorption into the skin.
October 2007 in “Inpharma Weekly”