IP Library › Granted Patent US 9,289,387
Granted Patent B2
US 9,289,387 · App. 14/448,720 · Granted Mar 22, 2016

Method of treating pain by administering sublingual fentanyl spray

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Quick Facts
Patent No.
US 9,289,387
App. No.
14/448,720
Granted
Mar 22, 2016
Kind
B2
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.

Claims (1)

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.

Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 8, 2019
From: INSYS THERAPEUTICS, INC.; INSYS DEVELOPMENT COMPANY, INC.
To: BTCP PHARMA, LLC
Reel/Frame 050657/0793 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 3, 2016
From: INSYS PHARMA, INC.
To: INSYS DEVELOPMENT COMPANY, INC.
Reel/Frame 037652/0049 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 22, 2014
From: KOTTAYIL, S. GEORGE; GOSKONDA, VENKAT R.; PARIKH, NEHA; KATTOOKARAN, LINET; ZHU, ZHONGYUAN
To: INSYS THERAPEUTICS, INC.
Reel/Frame 033594/0074 →
CHANGE OF NAME Recorded Aug 22, 2014
From: INSYS THERAPEUTICS, INC.
To: INSYS PHARMA, INC.
Reel/Frame 033596/0258 →