Mucinex Children's Multi-Symptom Nighttime Cold Liquid medicine helps relieve the symptoms of stuffy nose, cough, runny nose and sneezing. It also helps ease a fever and sore throat. Children's Mucinex contains active ingredients of acetaminophen 325mg - a pain reliever and fever reducer; diphenhydramine HCl 12.5mg - an antihistamine cough suppressant; and phenylephrine HCl 5mg - a nasal decongestant. Try it in Very Berry Flavor—packaging may vary. HSA/FSA EligibleAge verification required for purchaseHelps relieve symptoms of stuffy and runny noseProvides relief from cough, sore throat and fever