Sublingual and buccal film compositions

Abstract

The present invention relates to products and methods for treatment of various symptoms in a patient, including treatment of pain suffered by a patient. The invention more particularly relates to self-supporting dosage forms which provide an active agent while providing sufficient buccal adhesion of the dosage form. Further, the present invention provides a dosage form which is useful in reducing the likelihood of diversion abuse of the active agent.

1 .- 65 . (canceled) 
     
     
         66 . A self-supporting film dosage composition comprising:
 a. A polymeric carrier matrix;   b. A therapeutically effective amount of an agonist or a pharmaceutically acceptable salt thereof; and   c. a buffer sufficient to optimize the absorption of the agonist, wherein said buffer provides a pH of from about 2 to about 3.5 in the presence of saliva.