Check the labels on all your medicines (e.g., cough-and-cold products, diet aids) because they may contain drowsiness-causing ingredients or ingredients that could increase your heart rate or blood pressure.

Check the labels on all your medicines (such as cough-and-cold products) because they may contain drowsiness-causing ingredients.

Check the labels on all your medicines (e.g., cough-and-cold products, diet aids, motion sickness) because they may contain drowsiness-causing ingredients, drying agents (anticholinergics) or stimulants/nasal decongestants.

Check the labels on all your medicines (e.g., allergy, cough-and-cold products, diet pills) because they may contain dextromethorphan, decongestants, stimulants, or drowsiness-causing ingredients.