Coating agent for medicaments and methods for making and using the same

摘要

What are disclosed are methods for making a suspension suitable for use as a coating agent for medicaments by suspending a powder of certain vinyl copolymers in an aqueous solution or suspension of a plasticizer therefor, methods for converting such a suspension of copolymer in plasticizer into a film-forming solution or other extensively homogeneous phase, such suspensions and the film-forming conversion products thereof, and methods for coating medicaments with such suspensions and film-forming conversion products.