Abstract: Physiologically acceptable films, including edible films, are disclosed. The films include a water soluble film-forming polymer, such as pullulan, and a taste masked pharmaceutically active agent, such as dextromethorphan. The taste masking agent is preferably a sulfonated polymer ion exchange resin comprising polystyrene cross-linked with divinylbenzene, such as AMBERLITE. Methods for producing the films are also disclosed.
Type:
Grant
Filed:
May 5, 2006
Date of Patent:
January 19, 2010
Assignee:
McNeil-PPC, Inc.
Inventors:
William S. Bess, Neema Kulkarni, Suhas H. Ambike, Michael P. Ramsay