Maximum Strength Mucinex Fast-Max Day Cold & Flu & Nightshift Night Severe Cold & Flu Caplets combo pack is a Multi-Symptom Relief medicine and All-in-One solution for Cold & Flu symptoms. Day Time Caplets help reduce fever, relieve cough, chest, nasal & sinus congestion that can cause mucus buildup, sinus pressure, minor aches and pains, headache and sore throat. Night Time Caplets help reduce fever, relieve cough, nasal congestion that leads to stuffy nose, minor aches & pains, headache, sneezing, runny nose, sore & itchy throat and allegry symptoms. Mucinex is the #1 Cough & Cold Brand Doctors Trust* and #1 Pharmacist Recommended Brand† as well. This product contains 40 caplets – 24 Day Time and 16 Night Time caplets. It can be used by Adults and Children 12 years of age and over. KEY INGREDIENTS DAY TIME ACTIVE INGREDIENTS PER CAPLET: Contains Acetaminophen - Pain reliever and Fever reducer; Dextromethorphan HBr - Cough Suppressant; Guaifenesin - Expectorant; Phenylephrine HCI - Nasal Decongestant NIGHT TIME ACTIVE INGREDIENTS PER CAPLET: Contains Acetaminophen - Pain reliever; Dextromethorphan HBr - Cough Suppressant; Phenylephrine HCI - Nasal Decongestant; Triprolidine HCI - Antihistamine. Do not take the Maximum Strength Mucinex Fast-Max Day Cold & Flu & Nightshift Night Severe Cold & Flu Caplets at the same time. Always wait at least 4 hours before taking another dose of Mucinex caplets. Do not take more than a total of 12 caplets in any 24-hour period. Take only as directed. *IQVIA using ProVoice Survey, December 2022 †U.S. News & World Report/Pharmacy Times 2023-2024