DRUG INTERACTIONS: Tell your doctor of all nonprescription and prescription medication you may use, especially of: anti-seizure medications (e.g., barbiturates such as phenobarbital), "blood thinners" (anticoagulants such as heparins or warfarin), rifamycins (e.g., rifampin), corticosteroids (prednisone-like drugs), cholesterol-lowering drugs. This product can affect the results of certain lab tests. Make sure laboratory personnel and your doctors know you use this drug. Do not start or stop any medicine without doctor or pharmacist approval.

OVERDOSE: If overdose is suspected, remove the patch. 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. Symptoms of overdose may include nausea, vomiting, and vaginal bleeding.

NOTES: Do not share this product with others. Laboratory and/or medical tests (e.g., monthly breast self-exams, and yearly breast exams) should be performed to monitor for serious side effects.

MISSED DOSE: If you miss a dose, use it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not"double-up" the dose to catch up.

STORAGE: Store in the sealed foil pouch at room temperature below 77 degrees F (25 degrees C), away from light and moisture, for up to three months.