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.:

US 6861413 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 01, 2005

Filed:

Jul. 15, 2003
Applicants:

Zheng J. LI, Quaker Hill, CT (US);

Andrew V. Trask, Stonington, CT (US);

Inventors:

Zheng J. Li, Quaker Hill, CT (US);

Andrew V. Trask, Stonington, CT (US);

Assignee:

Pfizer Inc., New York, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K031/70 ;
U.S. Cl.
CPC ...
Abstract

This invention relates to a powder for oral suspension, and an oral suspension made therefrom, which comprises a n-propanol solvate of non-dihydrate azithromycin and an azithromycin conversion stabilizing excipient, wherein said excipient reduces the conversion of the form of azithromycin, when placed in suspension, to another form of azithromycin. This invention also relates to an oral suspension which comprises a n-propanol solvate of non-dihydrate azithromycin and an aqueous vehicle.


Find Patent Forward Citations

Loading…