View finasteride information, including dose, uses, side-effects, monitoring requirements, important safety information and drug action. Finasteride Find out how finasteride treats benign prostate enlargement and hair loss in men, and how to take it. Finasteride (Propecia, Proscar) is a prescription medication used to treat Benign Prostatic Hyperplasia and Androgenic Alopecia in males. Finasteride is used to treat benign prostatic hypertrophy (BPH, enlargement of the prostate gland) and male pattern hair loss (gradual thinning of the hair on the scalp, leading to a receding hairline or balding on the top of the head in men). Finasteride is in a class of medications called 5-alpha reductase inhibitors. Finasteride treats BPH by blocking the body's production of a male hormone. Finasteride, sold under the brand names Proscar (5 mg) and Propecia (1 mg) among others, is a medication used to treat pattern hair loss and benign prostatic hyperplasia (BPH). [6] It can also be used to treat excessive hair growth in women. [7] It is usually taken orally but there are topical formulations for patients with hair loss, designed to minimize systemic exposure by acting. Finasteride (brand name Propecia) is a prescription medication used to treat male pattern baldness in adult men. It works by lowering levels of a hormone in your body that's linked to hair loss. You take it by mouth once a day, with or without food. Common side effects can include sexual problems, such as a lower sex drive, trouble getting or keeping an erection, or less semen during. Find patient medical information for Finasteride (Propecia, Proscar) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Learn about the side effects of finasteride, from common to rare, for consumers and healthcare professionals. Finasteride is used for hair loss in men (androgenetic alopecia) and benign prostatic hyperplasia (BPH). Includes finasteride side effects, doses, and indications. Finasteride can cause birth defects in male babies. Finasteride is used to treat men who have symptoms of benign prostatic hyperplasia (BPH) and male pattern hair loss, also called androgenetic alopecia.