Precautions
Before taking this medication, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details. This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: vaginal bleeding of unknown cause, certain cancers (e.g., breast cancer-especially non-metastatic type, cancer of the uterus or ovaries), current/history of blood clots, history of stroke or heart attack, liver disease. Before using this medication, tell your doctor or pharmacist your medical history, especially of: family medical history (especially breast lumps and cancer), asthma, diabetes, seizures, migraine headaches, heart disease (e.g., high blood pressure, congestive heart failure), kidney disease, underactive thyroid (hypothyroidism), a certain hormone problem (hypoparathyroidism), mineral imbalance (low calcium blood level), mental/mood disorders (e.g., dementia, depression), high blood pressure during pregnancy (toxemia), yellowing eyes/skin (cholestatic jaundice) during pregnancy or with past estrogen use, uterus problems (e.g., uterine fibroids, endometriosis), high blood cholesterol/fat (triglyceride) levels, gallbladder disease, obesity, certain blood disorder (porphyria), lupus. This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages. If you are nearsighted or wear contact lenses, you may develop vision problems or trouble wearing your contact lenses. Contact your eye doctor if these problems occur. This drug may cause a patchy darkening of the skin on the face (melasma). Sunlight may worsen this darkening. Avoid prolonged sun exposure, tanning booths, and sunlamps. Use a sunscreen and wear protective clothing when outdoors. Do not smoke cigarettes or use tobacco. Estrogens combined with smoking further increase your risk for stroke, blood clots, high blood pressure, and heart attacks, especially in women older than 35. If you will be having surgery or will be confined to a chair or bed for a long time (e.g., a long plane flight), tell your doctor beforehand. Special precautions may need to be taken because of the increased risk for blood clots. Caution is advised if this medicine is used in children. It may affect their growth/development. Discuss the possible effects of this medication with your doctor, and monitor your child's growth periodically. This medication must not be used during pregnancy. It may result in birth defects or cancer later in the child's life. If you become pregnant or think you may be pregnant, tell your doctor immediately. This medication is not effective for preventing a miscarriage and should not be used for this purpose. Small amounts of this medication pass into breast milk. This drug may reduce the quality and amount of breast milk produced. Consult your doctor before breast-feeding.