Ask a doctor or pharmacist before use if the user is taking the blood thinning drug warfarin. Stop use and ask a doctor if more than 10 days in adults more than 5 days in children under 12 years worse or lasts more than 3 days redness or swelling is present These could be signs of a serious condition. 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. 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 allergic to acetaminophen or any of the inactive ingredients in this product Ask a doctor before use if the user has liver disease. Liver warning: This product contains acetaminophen. Severe liver damage may occur if adult takes more than 4,000 mg of acetaminophen in 24 hours child takes more than 5 doses in 24 hours, which is the maximum daily amount taken with other drugs containing acetaminophen adult has 3 or more alcoholic drinks every day while using this product. 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.