For generalized pain, adults are advised to take 200 to 400 milligrams of ibuprofen every four to six hours, states Drugs.com. The recommended dose for infants and children between 6 months and 12 years of age with fevers below 102 degrees Fahrenheit is 5 milligrams every six to eight hours.
Individuals who take more than the recommended dosage of ibuprofen are at risk for overdose, according to MedlinePlus. In most cases, individuals who overdose on ibuprofen can completely recover if they seek immediate medical attention. Symptoms of an overdose include headache, breathing difficulties, disorientation and vertigo. Potential remedies for the condition can include laxative medications and activated charcoal treatments.