Stop use and ask a doctor if pain or cough gets worse or lasts more than 7 days, redness or swelling is present, fever gets worse or lasts more than 3 days, new symptoms occur, cough comes back or occurs with rash or headache that lasts. These could be signs of a serious condition. When using this product excitability may occur, especially in children, be careful when driving a motor vehicle or operating machinery, avoid alcoholic drinks, alcohol, sedatives, and tranquilizers may increase drowsiness, marked drowsiness may occur. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. Overdose warning: in case of overdose, get medical help or contact a poison control center right away (1-800-222-1222). Quick medical attention is critical for adults as well as for children even if you do not notice any signs or symptoms. Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers, taking the blood thinning drug warfarin. Ask a doctor before use if you have liver disease, glaucoma, cough that occurs with too much phlegm (mucus), a breathing problem such as emphysema or chronic bronchitis, persistent or chronic cough as occurs with smoking, asthma, or emphysema, trouble urinating due to an enlarged prostate gland. Liver warning: this product contains acetaminophen. Severe liver damage may occur if you take, more than 4,000 mg of acetaminophen in 24 hours, 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, lasts 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. 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. If you have ever had an allergic reaction to this product or any of its ingredients.