Liver Warning: This product contains acetaminophen. Severe liver damage may occur if you take: More than 6 doses in 24 hours, which is the maximum daily amount; With other drugs that contain acetaminophen; 3 or more alcoholic drinks daily when using this product. Sore Throat Warning: If sore throat is severe, persist for more than 2 days, is accompanied or followed by fever, headache, rash, nausea, or vomiting, consult a doctor promptly. Do Not Use: With any other drug containing acetaminophen (prescription or nonprescription). If you are not sure whether a drug contains acetaminophen, ask a doctor or pharmacist; With any other drug containing diphenhydramine, even one used on the skin (Night Time Cold & Flu only); If you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric, or emotional conditions, or Parkinson's disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains an MAOI, ask a doctor or pharmacist before taking this product; for children under 12 years of age. Ask a Doctor Before Use if You Have: Liver disease; Heart disease; High blood pressure; Thyroid disease; Diabetes; Trouble urinating due to an enlarged prostate gland; Glacoma (Night Time Cold & Flu only); A breathing problem such as emphysema or chronic bronchitis (Night Time Cold & Flu only); Persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema; Cough that occurs with too much phlegm (mucus). Ask a Doctor or Pharmacist Before Use if You Are: Taking the blood thinning drug warfarin; Taking sedatives or tranquilizers (Night Time Cold & Flu only). When Using this Product: Do not use more than directed; Excitability may occur, especially in children (Night Time Cold & Flu only); Marked drowsiness may occur (Night Time Cold & Flu only); Alcohol, sedatives, and tranquilizers may increase drowsiness (Night Time Cold & Flu only); Avoid alcoholic drinks (Night Time Cold & Flu only); Be careful when driving a motor vehicle or operating machinery (Night Time Cold & Flu only). Stop Use and Ask a Doctor If: Nervousness, dizziness, or sleeplessness occurs; Pain, nasal congestion, or cough gets worse or lasts more than 7 days; Fever gets worse or lasts more than 3 days; Redness or swelling is present; New symptoms occur; Cough comes back, or occurs with fever, rash, or headache that lasts. These could be signs of serious condition. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. Overdose Warning: Taking more than the recommended dose (overdose) may cause liver damage. In case of overdoes, get medical help or contact a Poison Control Center right away. Quick medical attention is critical for adults as well as for children even if you do not notice any signs or symptoms. Tamper Evident: Do not use if neckband on bottle cap is broken or missing. Do not take Mucinex Fast-Max Day Time Severe Cold and the Mucinex Fast-Max Night Time Cold & Flu liquids at the same time. Do not take more than a total of 6 doses in a 24-hour period. Take only as directed.