Preparation consisting of a film, sheet or wafer-shaped form of administration with a two-layered structure and an integrated identification marking

摘要

A sheet-like, film-like or wafer-like preparation for administering substances affecting flavor or odor and/or substances for care and/or curative substances, comprising a coding of these substances in the form of characters and/or graphic symbols or patterns, with the coding being formed by surface areas of differing thickness, is characterized in that the preparation comprises two differently colored, adjacent layers which have surface areas of differing thickness which are complementary to each other.