Patent ID: 9585961
Date: 2017-03-07
CPC Classifications: A61K,A61P,A61Q,G01N

Claim:
1. A dissolvable film for delivering a pharmaceutical or cosmetic agent, comprising: a first water soluble polymer in an amount of from 2 to 35 weight percent and having a molecular weight from about 5,000 daltons to about 49,000 daltons, the first water soluble polymer being selected from the group consisting of hydroxypropyl cellulose, hydroxypropyl methylcellulose, hydroxyethyl cellulose, carboxymethyl cellulose, methyl cellulose, and mixtures thereof; a second water soluble polymer in an amount of from 2 to 35 weight percent and having a molecular weight greater than 60,000 daltons, the second water soluble polymer being selected from the group consisting of hydroxypropyl cellulose, hydroxypropyl methylcellulose, hydroxyethyl cellulose, carboxy methylcellulose, methylcellulose, and mixtures thereof; and a pharmaceutically or cosmetically active ingredient; wherein the film has a thickness of about 20 microns to about 1200 microns, and disintegrates after contact with a mucous membrane to release the active ingredient.