Factors that affect ibuprofen maximum dosage include taking aspirin to prevent heart attack or stroke, alcohol consumption, other medicines being taken and recent medical procedures, states Drugs.com. Other factors that affect dosage include health issues, allergic reactions and frequency of past use.
Use ibuprofen in the smallest quantity possible to relieve pain, and do not exceed four doses of 800 milligrams per day, for a total of 3,200 milligrams daily as a maximum dose, according to Drugs.com. Take ibuprofen only as prescribed by a physician. Because some pain, allergy or cold medications may contain ibuprofen, it is important to check the label before taking additional ibuprofen. Mixing alcohol with ibuprofen can increase the risk of bleeding in the stomach.
Ibuprofen should not be taken if a patient plans to have heart bypass surgery or has recently had the surgery, notes Drugs.com. Some people may have adverse reactions to ibuprofen, including shortness of breath, slurred speech, weakness or chest pain. Vision or balance problems may also occur. If any of these serious side effects occur, it is important to seek immediate medical attention. Ibuprofen may cause stomach bleeding. Signs of stomach bleeding include coughing up vomit that looks like coffee grounds or blood and passing bloody, tarry or black stools.