an antianginal composition in the form of a plate is provided for treating ischemic heart disease and is comprised of a biologically soluble and resolvable film and an antianginal coronary vasodilating nitrate . this film is placed buccally on the gum or mouth mucosa for rapid arresting or prevention of angina pectoris attacks . the antianginal film is in the form of a plate , 0 . 1 to 1 . 5 mm thick , consisting of a biologically soluble and resolvable carrier . preferably , the film is comprised of a homoploymer of acrylamide or vinylpyrrolidone , or a copolymer thereof with acrylate , containing from 99 to 70 percent by weight of acrylamide with vinylpyrrolidone and from 1 to 30 percent by weight of acrylate having a molecular mass from 50 , 000 to 1 , 000 , 000 , and the active principle having antianginal action , the components being taken in the following proportions , in percent by weight : ______________________________________ active substance having 3 . 0 - 30 . 0antianginal actionbiologically soluble and 70 . 0 - 97 . 0resolvable carrier______________________________________