Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers taking the blood thinning drug warfarin. When using this product excitability may occur, especially in children marked drowsiness may occur avoid alcoholic drinks be careful when driving a motor vehicle or operating machinery alcohol, sedatives, and tranquilizers may increase drowsiness. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of overdose, 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. 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. 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. bronchitis or emphysema trouble urinating due to enlarged prostate gland. Liver warning: This product contains acetaminophen. Severe liver damage may occur if you take more than 4 doses in 24 hours, which is the maximum daily amount for this product with other drugs containing acetaminophen 3 or more alcoholic drinks every day while using this product Allergy Alert: Acetaminophen may cause severe skin reactions. Symptoms may include: skin reddening blisters rash If a skin reaction occurs, stop use and seek medical help right away Sore throat warning: If sore throat is severe, persists for more than 2 days, is accompanied or followed by fever, headache, rash, nausea, or vomiting, consult a doctor promptly. Stop use and ask a doctor if pain 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 rash or headache that lasts. These could be signs of a serious condition. Ask a doctor before use if you have liver disease glaucoma cough that occurs with too much phlegm (mucus) a breathing problem or chronic cough that lasts or as occurs with smoking, asthma, chronic.