This medication must be taken as directed. Follow your dosing schedule carefully. You must take for full length of therapy. You may be asked to visit your doctor regularly to make sure the drug is working properly.

May cause dizziness headache fatigue appetite changes stomach upset bloating or anxiety. These effects should disappear as your body adjusts to the medication. Other side effects reported include oily skin weight gain flushing changes in sleep patterns change in sex drive muscle cramps chills fluid retention in the hands or feet or nasal congestion. Notify your doctor if any of these become bothersome. Notify your doctor if you experience: depression hot flashes deepening of the voice abnormal growth of fine body hair or facial hair vision changes yellowing of the eyes or skin one-sided weakness slurred speech. Women often experience no or irregular menstrual periods while taking this medication. Menstrual periods usually return within 90 days of stopping the drug. If you notice other effects not listed above contact your doctor or pharmacist.

Tell your doctor of all prescription and nonprescription medication you may use. Do not start or stop any medicine without doctor or pharmacist approval.

If overdose is suspected contact your local poison control center or emergency room immediately. US residents can call the US national poison hotline at 1-800-222-1222. Canadian residents should call their local poison control center directly.

Do not share this product with others

If you miss a dose take as soon as remembered do not take if it is almost time for the next dose instead skip the missed dose and resume your usual dosing schedule. Do not double-up the dose to catch up.

This medication is a synthetic hormone. It is used to treat pain and infertility caused by endometriosis a condition involving the tissue of the uterus. It is also used in the treatment of cysts or lumps in the breast or may be prescribed for heavy menstrual flow.

Danazol is also used to prevent attacks of angioedema in both males and females.

Store at room temperature away from sunlight and moisture.

Before you take danazol tell your doctor if you have: migraine headaches heart disease liver disease kidney disease seizures breast cancer abnormal bleeding strokes prostate cancer other illnesses allergies especially drug allergies. If dizziness or blurred vision occurs use caution engaging in activities requiring alertness. Extreme caution is advised for use in children. Pediatric specialist consultation is also advised. Geriatric men are at increased risk of developing enlarged prostate and prostate cancer with the use of androgen-like drugs. Use of non-hormonal contraceptives such as a condom diaphragm or sponge is recommended while taking this drug and until you have had at least one menstrual period after stopping the drug. Danazol can cause menstrual periods to stop entirely but they usually resume within two to three months after danazol treatment. This drug must not be used during pregnancy. If you become pregnant or think you may be pregnant inform your doctor immediately. Breast feeding should be avoided while using this drug.