200 mg daily as a single dose or in 2 divided doses. A dose of 200 mg bid may be used if necessary. RA
100-200 mg bid. Ankylosing spondylitis
Initially 200 mg daily as a single dose or in 2 divided doses. Pain & dysmenorrhea
Initially 400 mg followed by 200 mg, if necessary, on the 1st day & 200 mg bid thereafter.