25 out-patients with active classical or definite adult-onset rheumatoid arthritis were enrolled in a 4-week randomized , two-period double-blind cross-over study comparing gamma-oxo ( 1,1'-biphenyl ) -4-butanoic acid ( fenbufen ) ( 1000 mg/d ) and acetylsalicylic acid ( asa ) ( 3600 mg/d ) .
C0003873
rheumatoid
C0004057
acetylsalicylic acid