Medications and Drugs
Brand Names: Danocrine
Generic Name: danazol (Pronunciation: DAN a zol)
What is danazol (Danocrine)?
Danazol is a man-made form of a steroid. Danazol affects the ovaries and pituitary gland and prevents the release of certain hormones in the body.
Danazol is used to treat endometriosis and fibrocystic breast disease. Danazol is also used to prevent attacks of angioedema in people with an inherited form of this disorder.
Danazol may also be used for other purposes not listed in this medication guide.
Danazol 100 mg-BAR
yellow, imprinted with barr, 634
Danazol 200 mg-BAR
orange/yellow, imprinted with barr, 635
Danazol 50 mg-BAR
white/yellow, imprinted with barr, 633
What are the possible side effects of danazol (Danocrine)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have any of these serious side effects:
Less serious side effects may include:
This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect. You may report side effects to FDA at 1-800-FDA-1088.
What is the most important information I should know about danazol (Danocrine)?
You should not use this medication if you are allergic to danazol, or if you have porphyria, or severe problems with your heart, liver, or kidney. You also should not take danazol if you are pregnant or breast-feeding, or if you have abnormal vaginal bleeding that has not been checked by a doctor.
This medication can cause birth defects. Do not use if you are pregnant.
Before you start taking danazol, you may need to have a pregnancy test to make sure you are not pregnant.
Use an effective barrier form of birth control (such as a condom or diaphragm with spermicide gel or inserts). Hormonal forms of contraception (such as birth control pills, injections, implants, skin patches, and vaginal rings) may not be effective enough to prevent pregnancy during your treatment.
Your medication needs may change if you have unusual stress such as a serious illness, fever or infection, or if you have surgery or a medical emergency. Tell your doctor about any such situation that affects you.
Call your doctor at once if you have a serious side effect such as sudden numbness or weakness, problems with vision or speech, chest pain, sudden cough, or wheezing, swelling, rapid weight gain, feeling short of breath, ringing in your ears, dizziness, nausea, pain behind your eyes, stomach pain and loss of appetite, dark urine, or jaundice (yellowing of the skin or eyes).
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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