What side effects may I notice from receiving Propylthiouracil?

Side effects that you should report to your doctor or health care professional as soon as possible:

-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue)
-breathing problems
-changes in vision
-joint pain
-low blood counts - this medicine may decrease the number of white blood cells. You may be at increased risk for infection
-mouth sores
-numbness or tingling in the hands or feet
-redness, blistering, peeling or loosening of the skin, including inside the mouth
-signs and symptoms of infection like fever or chills; sore throat
-signs and symptoms of liver injury like dark yellow or brown urine; general ill feeling or flu-like symptoms; light-colored stools; loss of appetite; nausea; right upper belly pain; unusually weak or tired; yellowing of the eyes or skin
-trouble passing urine or change in the amount of urine
-unusual bleeding or bruising

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

-change in taste
-dizziness
-drowsiness
-hair loss
-headache
-nausea, vomiting
-upset stomach

This list may not describe all possible side effects for Propylthiouracil. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.