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Last Updated: December 22, 2024

Claims for Patent: 9,289,387


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Summary for Patent: 9,289,387
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)
Application Number:14/448,720
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,289,387
Patent 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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