Why is this medication prescribed?     

Propylthiouracil is used to treat hyperthyroidism, a condition that occurs when the thyroid gland produces too much thyroid hormone. It also is taken before thyroid surgery or radioactive iodine therapy.

How should this medicine be used?     

Propylthiouracil comes as a tablet and is usually taken three times a day, approximately every 8 hours, with food. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take propylthiouracil exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.

Other uses for this medicine     

This medication may be prescribed for other uses; ask your doctor or pharmacist for more information.

What storage conditions are needed for this medicine?     

Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.

In case of emergency/overdose     

In case of overdose, call your local poison control center at 1-800-222-1222. If the victim has collapsed or is not breathing, call local emergency services at 911.

What other information should I know?     

Keep all appointments with your doctor and the laboratory.

Do not let anyone else take your medication. Ask your pharmacist any questions you have about refilling your prescription.

Other names