Learn more about usage, cautions, and possible side effects .
Chemical Name: NORETHINDRONE (nor-eth-IN-drone) ACETATE
This medicine is a progestin used to treat endometriosis, a disorder of the lining of the uterus. It may also be used to treat menstrual disorders and to treat other conditions as determined by your doctor.
Some medicines or medical conditions may interact with this medicine. INFORM YOUR DOCTOR OR PHARMACIST of all prescription and over-the-counter medicine that you are taking. DO NOT TAKE THIS MEDICINE if you are also taking nevirapine or rifampin. ADDITIONAL MONITORING OF YOUR DOSE OR CONDITION may be needed if you are taking barbiturates, carvedilol, corticosteroids, felbamate, griseofulvin, metoprolol, modafinil, penicillin or tetracycline antibiotics, theophylline, thyroid medicines, troglitazone, troleandomycin, or medicine for seizures. DO NOT START OR STOP any medicine without doctor or pharmacist approval. Inform your doctor of any other medical conditions including heart or circulation problems, asthma, migraine headaches, cancer, liver or gallbladder problems, history of depression, diabetes, seizure disorders, allergies, pregnancy, or breast-feeding. TELL YOUR DOCTOR if you have a history of high blood pressure, diabetes, high blood cholesterol, lupus, blood clots, or if a member of your family has had these problems. Tell your doctor if you smoke or are very overweight. DO NOT TAKE THIS MEDICINE if you are pregnant, if you think you may be pregnant, or if you are postmenopausal. USE OF THIS MEDICINE IS NOT RECOMMENDED if you have undiagnosed abnormal vaginal bleeding; decreased liver function or active liver disease; or if you have a history of blood clotting problems, severe blood clots (such as in the lungs, legs, eyes), blood vessel problems (such as stroke, heart attack, bleeding in the brain), or breast cancer. Contact your doctor or pharmacist if you have any questions or concerns about taking this medicine.
Follow the directions for using this medicine provided by your doctor. Ask your doctor, nurse, or pharmacist any questions that you may have before using this medicine. THIS MEDICINE MAY BE TAKEN on an empty stomach or with food. TRY TO TAKE THIS MEDICINE at the same time every day, not more than 24 hours apart. STORE THIS MEDICINE at room temperature, away from heat and light. IF YOU MISS A DOSE OF THIS MEDICINE, take it as soon as possible. IF YOU MISS MORE THAN 1 DOSE OF THIS MEDICINE, refer to the patient information that came with this medicine. If you do not have the patient information, use an additional form of birth control for the rest of the month. If you have any questions, contact your doctor, nurse, or pharmacist.
DO NOT TAKE THIS MEDICINE if you have had an allergic reaction to it or are allergic to any ingredient in this product. THIS MEDICINE MAY AFFECT CERTAIN LAB TEST RESULTS. Make sure laboratory personnel and your doctors know you use this medicine. TAKING CERTAIN ANTIBIOTICS or anticonvulsants while you are using this medicine may decrease the effectiveness of this medicine. To prevent pregnancy, use an additional form of birth control until your next period. If you have any questions, contact your doctor, nurse, or pharmacist. THIS MEDICINE MAY CAUSE dark skin patches on your face. Exposure to the sun may make these patches darker. If patches develop, use a sunscreen or protective clothing when exposed to the sun, sunlamps, or tanning booths. FOR WOMEN: IF YOU SUSPECT THAT YOU COULD BE PREGNANT, contact your doctor. THIS MEDICINE IS EXCRETED IN BREAST MILK. IF YOU ARE OR WILL BE BREAST-FEEDING while you are using this medicine, check with your doctor or pharmacist to discuss the risks to your baby. IF YOU HAVE DIABETES MELLITUS, this medicine may worsen blood sugar control. Check with your doctor before you adjust the dose of your diabetes medicine or change your diet.
SIDE EFFECTS that may go away during treatment, include dizziness, lightheadedness, nausea, stomach upset, or bloating. If they continue or are bothersome, check with your doctor. CHECK WITH YOUR DOCTOR AS SOON AS POSSIBLE if you experience mental/mood changes (e.g., severe depression, memory loss); breast tenderness; weight change; or swelling of your fingers or ankles. CONTACT YOUR DOCTOR IMMEDIATELY if you experience calf/leg pain or swelling; trouble breathing or shortness of breath; chest pain; sudden severe headache, dizziness, or fainting; abnormal vaginal bleeding; yellowing of the skin or eyes; dark urine; or abdominal pain, swelling, or tenderness; vomiting; vision problems; or coughing up blood. If you notice other effects not listed above, contact your doctor, nurse, or pharmacist. This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your healthcare provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Drug interactions can result in unwanted side effects or prevent a medicine from doing its job. Use our drug interaction checker to find out if your medicines interact with each other. Check drug interactions
If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include nausea, vomiting, sleepiness, and dizziness.
DO NOT SHARE THIS MEDICINE with others for whom it was not prescribed. DO NOT USE THIS MEDICINE for other health conditions. KEEP THIS MEDICINE out of the reach of children. IF USING THIS MEDICINE FOR AN EXTENDED PERIOD OF TIME, obtain refills before your supply runs out.