The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 25, 2003
Filed:
Apr. 05, 1996
Applicant:
Inventors:
Kjell Bäckström, Lund, SE;
Magnus Dahlbäck, Lund, SE;
Ann Johansson, Lund, SE;
Göran Källstrand, Bjärred, SE;
Elisabet Lindqvist, Lund, SE;
Assignee:
AstraZeneca AB, Södertälje, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/12 ;
U.S. Cl.
CPC ...
A61K 9/12 ;
Abstract
A pharmaceutical aerosol formulation comprising (a) a HFA propellant; (b) a pharmaceutically active polypeptide dispersible in the propellant; and (c) a surfactant which is a C -C fatty acid or salt thereof, a bile salt, a phospholipid, or an alkyl saccharide, which surfactant enhances the systemic absorption of the polypeptide in the lower respiratory tract. The invention also relates to methods of manufacturing such formulations and the use of such formulations in treating patients.