Drugs A - Z

Finasteride Oral tablet [Benign Prostatic Hyperplasia]

A 5-alpha-reductase inhibitor - It is used to treat benign prostatic hyperplasia (BPH) in men

Generic Name: finasteride

Brand Names: Propecia, Proscar

There is an FDA Alert for this drug. Click here to view it.

What is this medicine?

FINASTERIDE (fi NAS teer ide) is used to treat benign prostatic hyperplasia (BPH) in men. This is a condition that causes you to have an enlarged prostate. This medicine helps to control your symptoms, decrease urinary retention, and reduces your risk of needing surgery. When used in combination with certain other medicines, this drug can slow down the progression of your disease.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

How should I use this medicine?

Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. You can take this medicine with or without food. Take your doses at regular intervals. Do not take your medicine more often than directed. Do not stop taking except on the advice of your doctor or health care professional.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medicine?

Do not donate blood while you are taking this medicine. This will prevent giving this medicine to a pregnant female through a blood transfusion. Ask your doctor or health care professional when it is safe to donate blood after you stop taking this medicine.

Contact your doctor or health care professional if your symptoms do not start to get better. You may need to take this medicine for 6 to 12 months to get the best results.

Women who are pregnant or may get pregnant must not handle broken or crushed finasteride tablets. The active ingredient could harm the unborn baby. If a pregnant woman comes into contact with broken or crushed tablets she should check with her doctor or health care professional. Exposure to whole tablets is not expected to cause harm as long as they are not swallowed.

This medicine can interfere with PSA laboratory tests for prostate cancer. If you are scheduled to have a lab test for prostate cancer, tell your doctor or health care professional that you are taking this medicine.


Last Updated: April 27, 2009
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