Concomitant use w/ other NSAIDs, heparin anticoagulants, lithium, MTX, hydantoin, sulphonamide, diuretics, β-blockers, pentoxifylline, thrombolytic agents, zidovudine, sulfonylurea, cyclosporin, tacrolimus, probenecid, cardiac glycoside, mifepristone, quinolone.