Reye's syndrome: children and teenagers who have or are recovering from chicken pox of flu-like symptoms should not sue this product. When using this product, if changes could be and early sign of reye's syndrome, a rare but serious illness. Stop use and ask a doctor if: you experience any of the following signs of stomach bleeding: feel faint, have bloody or blacks stools, vomit blood, have stomach pain that does not get better, an allergic reaction occurs. Seek medical help right away. Redness or swelling is present. Ringing in the ears or loss of hearing occurs. Do not use if you are allergic to aspirin or any other pain reliever/fever reducer. Keep out of reach of children. In case overdose, get medical help or contact a poison control center right away. (1-800-222-1222). Ask a doctor or pharmacist before use if you are taking a prescription drug for: gout, diabetes, arthritis. Ask a doctor before use if: stomach bleeding warning applies to you, you have a history of stomach problems, such as heartburn, you have high blood pressure, heart disease, liver cirrhosis, or kidney disease, you have asthma, you are taking a diuretic. If pregnant or breast-feeding, ask a health professional before use. It is especially important not use aspirin during the last 3 months of pregnancy unless definitely directed to do so by a doctor because it may cause problems in the unborn child or complications during delivery. Reye's syndrome: children and teenagers who have or have or are recovering from chicken pox of flu-like symptoms should not use this product. When using this product, if changes in behavior with nausea and vomiting occur, consult a doctor because these symptoms could be an early sign of reye's syndrome, rare but serious illness. Stop use and ask a doctor if: you experience any of the following signs of stomach bleeding: fell faint, have bloody or black stools , vomit blood, have stomach pain that does not get better, an allergic reaction occurs. Seek medical help right away. New symptoms occur, pain gets worse or lasts more than 10 days, redness or swelling is present, ringing in the ears or loss of hearing occurs. Stomach bleeding warning: this product contains an nsaid, which may cause severe stomach bleeding. The chance is higher if you: are age 60 or older, have had stomach ulcers or bleeding problems, take a blood thinning (anticoagulant) or steroid drug, have 3 or more alcoholic drinks every day while using this product, take other drugs containing prescription or nonprescription nsaids (aspirin, ibuprofen, naproxen, or others), take more or for a longer time than directed. Ask a doctor before use if; Stomach bleeding warning applies to you. You have a history of stomach problems, such as heartburn, you have high blood pressure, heart disease, liver cirrhosis, or kidney disease, you have asthma, you are taking a diuretic. Stomach bleeding warning: this product contains an nsaid, which may cause severe stomach bleeding. The chance is higher if you: are age 60 or older, have had stomach ulcers or bleeding problems: take a blood thinning (anticoagulant) or steroid drug, have 3 more alcoholic drinks every day while using this product, take other drugs containing prescription nsaids (aspirin, ibuprofen, naproxen, or others), take more or for a longer time than directed. If pregnant or breast-feeding, ask a health professional before use. It is especially important not to use aspirin during the last 3 months of pregnancy unless definitely directed to do so by a doctor because it may cause problems in the unborn child or complications during delivery. Keep out or reach of children. In case of overdose, get medical help or contact a poison control center right away. (1-800-222-1222). Allergy alert: aspirin may cause a severe allergic reaction, which may include: hives, facial swelling, shock, asthma (wheezing).