Patent · US Expired

7-chloro-4-hydroxy-2-(2-pyridylethyl)-1,2,5,10-tetrahydropyridazino[4,5-b]quinoline-1,10-dione and the use thereof for the treatment of pain

US6933297B2 · kind B2 · utility

0Cited by

0References

4Claims

0Family size

Assignee

ASTRAZENECA AB · SE

Inventors

Dean Brown · Wilmington, US
Rebecca Urbanek · Wilmington, US
Megan Murphy · Wilmington, US
Wenhua Xiao · Wilmington, US
Frances M. McLaren · Wilmington, US
Edward Vacek · Wilmington, US
Thomas Bare · West Chester, US
Carey Horchler · Wayne, US
Christine Barlaam · Reims, FR
Gary Steelman · Wilmington, US
Vernon Alford · Raritan, US

Key dates

Filing date	Sep 28, 2001
Grant date	Aug 23, 2005
Priority date	—
Expiry date	Sep 28, 2021

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P25/04
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A compound, 7-chloro-4-hydroxy-2-(2-pyridylethyl)-1,2,5,10-tetrahydropyridazino[4,5-b]quinoline-1,10-dione, its (−) enantiomer, its (+) enantiomer, pharmaceutically-acceptable salts thereof, a method for treating pain comprising administering a pain-ameliorating effective amount of the (−) enantiomer to an individual suffering from pain and pharmaceutical compositions containing the (−) enantiomer are disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.