Abstract:
A capsule and method for delivery for an active ingredient in the oral cavity that has a pH sensitive encapsulant shell and is associated with an adhesive. The pH sensitive shell dissolves at a pH in the oral cavity while the adhesive allows dissolution at the selected tissue.
Patent Number:
5,364,634
Date Of Issue:
11/14/1994
Inventors:
Chel W. Lew;
Full Text: