How does Diphenhydramine interact with over-the-counter cold and flu medications, and what precautions should be taken to avoid adverse reactions or reduced efficacy?
Sahil KapoorExplorer
How does Diphenhydramine interact with over-the-counter cold and flu medications?
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Diphenhydramine, found in many cold and flu medications, can increase drowsiness. Avoid combining with alcohol or other sedatives. Check ingredient labels to prevent doubling up on antihistamines.