Concomitant use with other NSAIDs, heparin anticoagulants, lithium, methotrexate, hydantoin, sulphonamide, diuretics, beta-blockers, pentoxifylline, thrombolytic agents, zidovudine, sulfonylurea, cyclosporin, tacrolimus, probenecid, cardiac glycoside, mifepristone, quinolone.