major gi bleeding occurred in hospitalized patients recently exposed to ethacrynic acid ( 5/111 ; 4.5 % ) , heparin sodium ( 7/575 ; 1.2 % ) , corticosteroids ( 7/1,484 ; 0.5 % ) , aspirin ( 6/2,081 ; 0.3 % ) , and warfarin sodium ( 1/423 ; 0.2 % ) ;
C0017181
gi bleeding
C0376218
warfarin sodium