Ibuprofen is currently available in lower strengths as an over-the-counter drug -- and at higher strengths by prescription only. There are brand name and generic versions of ibuprofen. The drug comes as an oral capsule, oral suspension, chewable oral tablet, and oral tablet.
For arthritis, adults and teenagers are prescribed between 1,200 to 3,200 mg a day, in divided doses that are taken three or four times a day. For children 6 months to 12 years of age, the dose is based on body weight and should be determined by your doctor. For infants younger than 6 months of age, your doctor will determine if the use of ibuprofen is appropriate.