What side effects may I notice from receiving Danazol?

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
-changes in vision
-dark urine
-decrease in breast size
-hair loss or unusual hair growth
-headache
-irregular vaginal bleeding, spotting
-nausea, vomiting, stomach pain
-redness, blistering, peeling or loosening of the skin, including inside the mouth
-unusual bleeding or bruising
-unusual swelling of feet or ankles
-unusually weak or tired
-voice changes
-weight gain
-yellowing of the skin or eyes

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
-acne, oily skin
-hot flashes, sweating
-mood changes
-vaginal dryness or irritation

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