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.
15 citations,
September 2014 in “JAMA Dermatology” 
36 citations,
June 2014 in “PLOS ONE” Finasteride, a hair loss drug, may cause long-term sexual side effects due to changes in hormone receptor levels.
97 citations,
January 2014 in “Journal of The American Academy of Dermatology” Dutasteride 0.5 mg works better than finasteride and placebo for increasing hair in men with hair loss.
66 citations,
June 2013 in “Journal of Dermatological Treatment” Finasteride and dutasteride effectively treat hair loss, but may cause side effects like sexual dysfunction and depression.
19 citations,
April 2013 in “BJUI” Left-handed men experience more sexual side effects from finasteride treatment.
51 citations,
October 2012 in “International Journal of Immunopathology and Pharmacology” Finasteride works better than Serenoa repens for male hair loss.
112 citations,
July 2012 in “The Journal of Sexual Medicine” Finasteride may cause long-lasting sexual side effects.
35 citations,
February 2012 in “Journal of The American Academy of Dermatology” Finasteride significantly improves hair growth but may cause sexual side effects.
101 citations,
January 2012 in “Annals of Dermatology” Men with hair loss experience lower quality of life, worsened by factors like age, severity, and treatment history.
41 citations,
October 2011 in “Journal of Dermatology” Finasteride 1 mg effectively and safely increases hair growth in Japanese men with hair loss.
23 citations,
August 2011 in “Journal of Dermatology” Finasteride helps hair loss patients' quality of life.
44 citations,
July 2011 in “Dermatologic Therapy” Finasteride effectively increases hair growth in men with AGA, works better for those over 30, and may cause some side effects.
185 citations,
March 2011 in “The Journal of Sexual Medicine” Finasteride for hair loss can cause long-lasting sexual side effects like low libido and erectile dysfunction.
152 citations,
October 2010 in “Archives of Dermatology” Finasteride helps hair growth but may cause sexual side effects.
24 citations,
January 2010 in “Endocrine Regulations” Taking 1mg of finasteride daily can mildly improve metabolic health and glucose regulation in men with male pattern baldness.
57 citations,
January 2009 in “Indian Journal of Dermatology, Venereology and Leprology” Finasteride gel is slightly more effective than the tablet for treating hair loss.
20 citations,
June 2008 in “PubMed” Finasteride 1 mg helps prevent more hair loss in men with male pattern baldness.
18 citations,
March 2008 in “British Journal of Dermatology” Finasteride works better for hair loss in patients 26 or younger.
89 citations,
December 2006 in “Lancet Oncology” Taking 1 mg/day finasteride for hair loss significantly lowers PSA levels in men, which may affect prostate cancer screening.
215 citations,
November 2006 in “Journal of The American Academy of Dermatology” Dutasteride more effective for hair growth, but has more side effects than finasteride.
99 citations,
October 2006 in “BMC clinical pharmacology” Finasteride may cause slight depression and anxiety.
66 citations,
June 2006 in “Journal of The American Academy of Dermatology” Finasteride increases hair weight and count in men with hair loss, with best results after four years.
25 citations,
April 2006 in “British Journal of Dermatology” Finasteride lowers scalp and blood DHT levels, potentially treating male-pattern baldness.
30 citations,
March 2006 in “Dermatologic Surgery” Finasteride improves surrounding scalp hair and increases hair density after hair transplant.
12 citations,
August 2004 in “PubMed” Finasteride, especially in a 1mg dose, effectively slows hair loss and improves hair growth in Japanese men with male pattern hair loss.
71 citations,
January 2004 in “Dermatology” Oral finasteride works better than topical minoxidil for hair growth, both are safe.
22 citations,
April 2003 in “PubMed” Finasteride 1 mg significantly improves hair growth in men aged 41 to 60 with male pattern hair loss.
1 citations,
August 2002 in “PubMed” 
80 citations,
August 2002 in “Journal of Dermatology” Best hair growth results from combining finasteride and minoxidil.
66 citations,
April 2002 in “Journal of The American Academy of Dermatology” Finasteride increases hair weight and count in men with hair loss.
15 citations,
January 2002 in “PubMed” Finasteride effectively treats male pattern hair loss without serious side effects.
129 citations,
October 2000 in “British Journal of Dermatology” Finasteride helps increase hair growth in men with hair loss.
30 citations,
December 1999 in “International Journal of Dermatology” Finasteride increases hair count in middle-aged and elderly men without causing sexual dysfunction.
145 citations,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” Finasteride 1mg helps reverse hair miniaturization in men and postmenopausal women.
104 citations,
October 1999 in “The Journal of Urology” Finasteride doesn't harm male fertility or sperm quality, but may slightly reduce ejaculate volume.
65 citations,
October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively reduces hair loss by decreasing androgen levels.
46 citations,
October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively treats male pattern hair loss with a 1 mg daily dose.
187 citations,
June 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively treats frontal hair loss with few side effects.
581 citations,
October 1998 in “Journal of The American Academy of Dermatology” Finasteride safely and effectively treats male pattern hair loss, but may cause reversible sexual issues and harm male fetuses.
59 citations,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces scalp DHT levels, potentially treating male pattern baldness.
55 citations,
March 1990 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride may treat baldness but less effective for those with 5α-reductase deficiency.
