Patent · US Active

Methods and devices for providing prolonged drug therapy

US8629179B2 · kind B2 · utility

5Cited by

94References

18Claims

0Family size

Assignee

ALZA CORPORATION · US

Inventors

Suneel Gupta · Sunnyvale, US
Diane R. Guinta · Palo Alto, US
Carol A. Christopher · Belmont, US
Samuel R. Saks · Palo Alto, US
Lawrence G. Hamel · Palo Alto, US

Key dates

Filing date	Oct 19, 2009
Grant date	Jan 14, 2014
Priority date	—
Expiry date	Nov 29, 2030

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K31/4458
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Methods and devices for maintaining a desired therapeutic drug effect over a prolonged therapy period are provided. In particular, oral dosage forms that release drug within the gastrointestinal tract at an ascending release rate over an extended time period are provided. The dosage forms may additionally comprise an immediate-release dose of drug.

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