DRUG INTERACTIONS: Before using this medication, tell your doctor or pharmacist of any prescription or nonprescription medication you may take. Check the labels on all your medicines (e.g., cough-and-cold products) because they may contain additional antihistamines that could increase your risk for side effects. Ask your pharmacist about the safe use of those 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 drowsiness or fast heartbeat.

NOTES: Do not share this medication with others.

MISSED DOSE: If you miss a dose, take it as soon as remembered; do not take it near the time for the next dose, instead, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

STORAGE: Store at room temperature at 77 degrees F (25 degrees C) away from light and moisture. Brief storage between 59 and 86 degrees F (15 - 30 degrees C) is permitted. Do not store in the bathroom. Keep all medicines away from children and pets.