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warnings
Warnings Allergy alert: Do not use if you have ever had an allergic reaction to levonorgestrel Sexually transmitted diseases (STDs) alert: This product does not protect against HIV/AIDS or other STDs Do not use • if you are already pregnant (because it will not work) • for regular birth control Ask a doctor or pharmacist before use if you are taking efavirenz (HIV medication) or rifampin (tuberculosis treatment) or medication for seizures (epilepsy). These medications may reduce the effectiveness of levonorgestrel. When using this product you may have • menstrual changes • tiredness • breast pain • nausea • headache • vomiting • lower stomach (abdominal) pain • dizziness Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away (1-800-222-1222).