Ibuprofen warnings include increased risk of heart attack or stroke and potential ulcers, bleeding or holes in the stomach or intestine. The risk of these conditions may be higher for people who regularly take nonsteroidal anti-inflammatory drugs such as ibuprofen, notes MedlinePlus.
Ibuprofen may cause kidney problems. These issues are more likely if individuals are dehydrated, have heart or kidney problems, are older adults or take certain medications. Individuals taking ibuprofen should drink plenty of fluids to prevent dehydration, explains WebMD.
Individuals taking ibuprofen may be more sensitive to the sun. They should avoid extended exposure to the sun, tanning booths and sunlamps. Ibuprofen may also cause dizziness or drowsiness. Individuals taking ibuprofen should not drive, use machinery or do other activities that require alertness until they understand how the medication affects them, states WebMD.
Before taking ibuprofen, individuals should tell their doctor if they have allergies to NSAIDs, drink alcohol or use tobacco products daily, or if they take medications that may interact with ibuprofen. Additionally, individuals should tell their doctor or pharmacist if they have a history of asthma, blood disorders, growths in the nose, heart disease or high blood pressure, as well as liver disease, stroke or intestinal problems. These factors may increase the risk of health problems, according to WebMD.