IMPORTANT: HOW TO USE THIS INFORMATION: This is a summary and does NOT have all possible information about this product. This information does not assure that this product is safe, effective, or appropriate for you. This information is not individual medical advice and does not substitute for the advice of your health care professional. Always ask your health care professional for complete information about this product and your specific health needs.

PROPYLTHIOURACIL - ORAL

(PROE-pil-THYE-oh-URE-a-sil)

WARNING: Propylthiouracil has rarely caused very serious (possibly fatal) liver disease, especially during the first 6 months of treatment. Stop taking propylthiouracil and tell your doctor immediately if you develop symptoms of liver disease, including persistent nausea/vomiting, severe stomach/abdominal pain, dark urine, yellowing eyes/skin.

USES: Propylthiouracil is used to treat overactive thyroid (hyperthyroidism). It works by stopping the thyroid gland from making too much thyroid hormone.

This medication is not recommended for use in children.

HOW TO USE: Read the Medication Guide provided by your pharmacist before you start taking propylthiouracil and each time you get a refill. If you have any questions, ask your doctor or pharmacist.

Take this medication by mouth with or without food as directed by your doctor, usually 3 times a day (every 8 hours).

Dosage is based on your medical condition and response to treatment.

Take this medication exactly as directed. Do not increase your dose or take it more often than prescribed. Your condition will not improve faster, and your risk of side effects will increase.

Use this medication regularly to get the most benefit from it. To help you remember, take it at the same times each day. Do not stop taking this medication without consulting your doctor.

Tell your doctor if your condition does not improve or if it worsens.