Don’t take more than 1,200 milligrams of ibuprofen a day, unless directed by a provider. If you need it longer than 10 days, seek medical attention. Ibuprofen - cas 15687-27-1, synthesis, structure, density, melting point, boiling point Overview: Ibuprofen is used to reduce fever, pain, and swelling. It works by blocking certain substances in the body that cause pain, inflammation, and fever. Common side effects include stomach. View ibuprofen information, including dose, uses, side-effects, renal impairment, pregnancy, breast feeding, contra-indications and important safety information. Ibuprofen is used primarily to treat fever (including post-vaccination fever), mild to moderate pain (including pain relief after surgery), painful menstruation, osteoarthritis, dental pain, headaches, and pain from kidney stones. Prescription ibuprofen is used to relieve pain, tenderness, swelling, and stiffness caused by osteoarthritis (arthritis caused by a breakdown of the lining of the joints) and rheumatoid arthritis (arthritis caused by swelling of the lining of the joints). Ibuprofen is used to reduce fever and treat pain or inflammation caused by many conditions such as headache, toothache, back pain, arthritis, menstrual cramps, or minor injury. Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID) used to treat mild to moderate pain, and helps to relieve symptoms of arthritis (osteoarthritis, rheumatoid arthritis, or juvenile arthritis), such as inflammation, swelling, stiffness, and joint pain. Learn why daily ibuprofen can harm your health, safe usage tips, and explore lifestyle-based alternatives for chronic pain relief. NHS information about ibuprofen for adults, including what it's used for, who can use it, how to use it and side effects.