What is finasteride (Proscar)?

Finasteride prevents the conversion of testosterone to dihydrotestosterone (DHT) in the body. DHT is involved in the development of benign prostatic hyperplasia (BPH).

Finasteride is used to treat male pattern hair loss in men. It is also used to treat symptoms of benign prostatic hyperplasia (BPH) in men with an enlarged prostate.

This medicine is for use in men only.

Finasteride may also be used for purposes not listed in this medication guide.

What is the most important information I should know about finasteride (Proscar)?

Finasteride should never be taken by a woman or a child.

Finasteride can cause birth defects if a woman is exposed to it during pregnancy. Finasteride tablets should not be handled by a woman who is pregnant or may become pregnant.

How should I take finasteride (Proscar)?

Your doctor will perform blood tests to make sure you do not have conditions that would prevent you from safely using finasteride.

Follow all directions on your prescription label and read all medication guides or instruction sheets. Use the medicine exactly as directed.

Take this medicine with a full glass of water.

Take the medicine at the same time each day, with or without food.

Use finasteride regularly to get the most benefit.

It may take up to 3 months or longer before you receive the full benefit of taking finasteride. Your doctor will determine how long to treat you with this medicine. Keep using the medication as directed.

You will need frequent medical tests. Your doctor will also test your prostate specific antigen (PSA) to check for prostate cancer.