DRUG INTERACTIONS: Tell your doctor of all prescription and nonprescription drugs you may use, especially of: cyclosporine, flecainide, beta-blockers (including eye drops), intravenous (IV) calcium, digoxin, lithium, disopyramide, high blood pressure medication, benzodiazepines (e.g., midazolam, triazolam), buspirone, lovastatin, quinidine, rifampin, carbamazepine, cimetidine, St John's wort. Avoid any drugs that increase your heart-rate (the decongestants phenylephrine, pseudoephedrine and phenylpropanolamine are examples). These drugs are commonly found in over-the-counter cough-and-cold products. Do not start or stop any medicine without doctor or pharmacist approval.

OVERDOSE: 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. Symptoms of overdose may include dizziness, weakness, slowed or irregular heartbeat, nausea, drowsiness, confusion, and slurred speech.

NOTES: Do not share this product with others.

MISSED DOSE: 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.

STORAGE: Store at room temperature away from sunlight and moisture.

MEDICAL ALERT: Your condition can cause complications in a medical emergency. For enrollment information call MedicAlert at 1-800-854-1166 (USA), or 1-800-668-1507 (Canada).