Hydantoins, sulfonamides & sulfonylureas. May diminish antihypertensive effect & BP response to ACE inhibitor or AIIA. May delay absorption w/ antacids & sucralfate. Synergistic effect w/ anticoagulants/thrombolytics. Increased risk of bleeding w/ antiplatelets. Increased risk of serious GI events w/ aspirin & other NSAIDs. May interfere w/ antihypertensive effects of propranolol. Exacerbate cardiac failure, reduce GFR, increase plasma cardiac glycoside levels. May delay absorption w/ cholestyramine. Increased risk of nephrotoxicity w/ ciclosporin, tacrolimus. Increased risk of GI ulceration or bleeding w/ corticosteroids. Increased risk of lithium toxicity. Enhanced toxicity of MTX. Reduced effects of mifepristone. Increased risk of convulsions w/ quinolones. Increased plasma levels w/ probenecid. Increased risk of bleeding w/ SSRIs.