Child resistant unit dose package

Claim 1

A unit dosage package comprising: (a) a container member adapted to receive medication in dosage form, said container member having: (i) opposed, upwardly extending side walls; (ii) opposed, upwardly extending front and rear walls; and, (iii) an outwardly projecting flange on said front wall; and, (b) a cover member sized to fit over said container member and having: (i) a downwardly extending rear wall hingeably secured to the upwardly extending rear wall of said container member; (ii) a downwardly extending front wall opposed to said downwardly extending rear wall and having an inwardly projecting flange adapted to engage the outwardly projecting flange on the front wall of said container member in interlocking relationship, said interlocking relationship being concealed when said container member and said cover member are closed and secured to each other by said interlocking relationship; (iii) opposed, downwardly extending reinforcing flanges which partially overlap the opposed, upwardly extending side walls of said container member, said reinforcing flanges being interrupted to define a non-reinforcing area; and, (iv) opposed peripheral slits extending inwardly from the front edge of said cover member in the area substantially common with said non-reinforcing area, said peripheral slits and said nonreinforcing area together forming a flexing region in said cover member such that when pressure is applied to said flexing region, said outwardly and said inwardly projecting flanges become disengaged permitting said cover member to be rotated to open said dosage package.