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|Title:||Method of treating pain by administering sublingual fentanyl spray|
|Abstract:||The present invention is directed to sublingual formulations containing fentanyl, a pharmaceutically acceptable salt thereof, or derivative thereof, suitable for administration to a patient, and methods for treatment with the formulations.|
|Inventor(s):||Kottayil; S. George (Long Grove, IL), Goskonda; Venkat R. (Phoenix, AZ), Zhu; Zhongyuan (Vernon Hills, IL), Kattookaran; Linet (Mount Prospect, IL), Parikh; Neha (Chicago, IL)|
|Assignee:||INSYS DEVELOPMENT COMPANY, INC. (Chandler, AZ)|
|Filing Date:||Jul 31, 2014|
|Claims:||1. A method of treating pain comprising sublingually administering a liquid spray formulation in the form of discrete liquid droplets having a mean diameter of at least about 10 microns to a human patient experiencing pain, said liquid spray formulation comprising an effective amount of fentanyl, a free base or a pharmaceutically acceptable salt thereof, or derivative thereof, dispersed in a pharmaceutically acceptable liquid carrier.|
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