Danazol (By mouth)

Introduction:

Danazol (DAN-a-zol)

Treats endometriosis, fibrocystic breast disease (cysts in the breasts), breast cancer, and hereditary angioedema (swelling of different parts of the body).

Brand Name(s):

There may be other brand names for this medicine.

When This Medicine Should Not Be Used:

How to Use This Medicine:

Capsule

• Your doctor will tell you how much to take and how often.
• Take this medicine exactly as your doctor ordered. You should not use more often or in larger amounts than your doctor ordered.
• You should start taking danazol while you are having your period. Otherwise, your doctor may want to do a test to make sure you are not pregnant.

If a dose is missed:

• Skip the missed dose and continue taking your medicine on your regular dosing schedule.
• You should not use two doses at the same time.

How to Store and Dispose of This Medicine:

• Keep this medicine in the original light-resistant container, away from heat or moisture.
• Keep all medicine out of the reach of children.

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

• Make sure your doctor knows if you are also taking a blood thinner (Coumadin®), carbamazepine, insulin, or cyclosporine.

Warnings While Using This Medicine:

• Check with your doctor before taking danazol if you have kidney or liver disease, epilepsy, migraine headaches, or heart disease.
• Avoid becoming pregnant while taking this medicine and for several months after stopping. Use an effective form of birth control.
• This medicine can cause your skin to be more sensitive to sunlight. Use a sunscreen when outdoors. Avoid sunlamps or tanning beds.

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

• Yellow skin or eyes

If you notice these less serious side effects, talk with your doctor:

• Weight gain, fluid retention
• Acne
• Irregular menstrual periods
• New growth of facial or body hair
• Dizziness
• Swollen or painful joints

If you notice other side effects that you think are caused by this medicine, tell your doctor: