Tamper evident: do not use if packette is damaged or open. See attached leaflet for full information. Do not by if leaflet is missing or torn. Reye's syndrome: Children and teenagers who have or are recovering from chicken pox or 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, a rare but serious illness. Allergy alert: Aspirin may cause a severe allergic reaction which may include: Hives. Facial swelling. Shock. Asthma (wheezing). 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. Take other drugs containing prescription or non-prescription NSAIDs (aspirin, ibuprofen, naproxen, or others). Have 3 or more alcoholic drinks every day while using this product. 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 of reach of children. In case of overdose, get medical help or contact a Poison Control Center (1-800-222-1222) right away. Caffeine warning: this product contains caffeine. Limit the use of caffeine-containing medications. Foods, or beverages while taking this product because too much caffeine may cause nervousness, irritability, sleeplessness, and, occasionally, rapid heart beat. Do not use: If you have ever had an allergic reaction to aspirin or any other pain reliever/fever reducer. 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 are taking a diuretic. You have asthma. Ask a doctor or pharmacist before use it you are taking a prescription drug for. Diabetes. Gout. Arthritis. Stop use and ask a doctor If: An allergic reaction occurs. Seek medical help right away. You experience any of the following signs of stomach bleeding: Feel faint. Vomit blood. Have bloody or black stools. Have stomach pain that does not get better. Pain gets worse or lasts more than 10 days. Fever gets worse or lasts more than 3 days. Redness or swelling is present. Any new symptoms appear. Ringing in the ears or a loss of hearing occurs. These could be signs of a serious condition.