Compositions and methods for topical administration of pharmaceutically active agents
First Claim
Patent Images
1. A flexible, finite, bioadhesive composition for topical application comprising:
- (a) a therapeutically effective amount of at least one pharmaceutically active agent;
(b) a pharmaceutically acceptable solvent for the pharmaceutically active agent and a plasticizer;
(c) in admixture with the pharmaceutically active agent in the solvent, a pharmaceutically acceptable bioadhesive carrier in an amount from about 5 to 50 percent based on the weight of the whole composition; and
(d) a cohesive increasing amount of a clay;
wherein the composition is substantially free of water, substantially water insoluble and is a bioadhesive; and
wherein the pharmaceutically active agent is present in non-crystallized form in the composition.
1 Assignment
0 Petitions
Accused Products
Abstract
Compositions for topical application comprising a therapeutically effective amount of a pharmaceutical agent(s), a pharmaceutically acceptable bioadhesive carrier, a solvent for the pharmaceutical agent(s) in the carrier and a clay, and methods of administering the pharmaceutical agents to a mammal are disclosed.
-
Citations
27 Claims
-
1. A flexible, finite, bioadhesive composition for topical application comprising:
-
(a) a therapeutically effective amount of at least one pharmaceutically active agent; (b) a pharmaceutically acceptable solvent for the pharmaceutically active agent and a plasticizer; (c) in admixture with the pharmaceutically active agent in the solvent, a pharmaceutically acceptable bioadhesive carrier in an amount from about 5 to 50 percent based on the weight of the whole composition; and (d) a cohesive increasing amount of a clay; wherein the composition is substantially free of water, substantially water insoluble and is a bioadhesive; and
wherein the pharmaceutically active agent is present in non-crystallized form in the composition. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
-
Specification