Patent ID: 7866474

Claim:
A blister card comprising: a plurality of combined film containers, the containers operatively separated by intersecting perforations, each of the plurality of film containers comprising: two rectangular films joined together at their periphery to form a receiving chamber containing a pharmaceutical formulation of an active substance, at least one of the films being provided, for the purpose of tearing the at least one of the films open into and through the receiving chamber, with: (i) a cut formed within a connecting region, which cut, after the films have been bent, operates to tear into and through the at least one of the films of the receiving chamber such that an inner volume of the receiving chamber is exposed, wherein the cut extends centrally between two opposing outer edges of the film container; and (ii) an additional perforation for the controlled bending of the films provided parallel to, and at a spacing from, an associated outer edge of the film container, such that the cut is longer between the receiving chamber and the additional perforation than between the additional perforation and the associated outer edge.