Aerosol formulation containing beclomethasone dipropionate and 1,1,1,2,3,3,3-heptafluoro-n-propane as propellant

Patent 6013245 Issued on January 11, 2000. Estimated Expiration Date:

August 24, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

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Inventors

Assignee

Glaxo Group Limited

Application

No. 139115 filed on 08/24/1998

US Classes:

424/45, Organic pressurized fluid424/46Powder or dust containing

Examiners

Primary: Bawa, Raj

Attorney, Agent or Firm

Bacon & Thomas

Foreign Patent References

0372777 EP. 06/11/1990
0518600 EP 12/11/1992
11495 WO. 08/11/1991
93/11743 WO. 06/11/1993

International Class

A61K 009/12

Abstract

The present invention relates to a pharmaceutical aerosol formulation which comprises particulate anhydrous beclomethasone dipropionate together with 1,1,1,2,3,3,3-heptafluoro-n-propane as propellant, which formulation is free of surfactant. The formulation may also contain salbutamol and includes a canister suitable for delivery and a method of treating respiratory disorders administering the formulation by inhilation.