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Drug Interaction Checker

Check interactions with multiple drugs, vaccines, supplements, alcohol, food and diseases.

Unsaved interactions list Start over
Sudafed PE Head Congestion + Flu Severe (acetaminophen / dextromethorphan / guaifenesin / phenylephrine)
Tylenol Cold + Flu Multi-Action (acetaminophen / dextromethorphan / pseudoephedrine)