NyQuil Cold & Flu and Cough Relief 650 mg - 30 mg - 4 mg / 30 mL Strength Liquid 355 ml - EachCold and Cough Relief NyQuil Cold & Flu 650 mg 30 mg 4 mg 30 mL Strength Liquid 12 oz. Unlike most versions of Vicks NyQuil, this one has no alcohol; it relies on acetaminophen, chlorpheniramine maleate and dextromethorphan HBr to relieve cold symptoms so you can get the rest you need Acetaminophen relieves pain and temporarily reduces fever Chlorpheniramine maleate is an antihistamine that will tamp down on sneezing and make you a bit drowsy