Patent · US Active

Sustained release small molecule drug formulation

US9597402B2 · kind B2 · utility

16Cited by

25References

17Claims

0Family size

Assignee

Durect Corporation · US

Inventors

Andrew Luk · Castro Valley, US
Gunjan Junnarkar · Palo Alto, US
Guohua Chen · Sunnyvale, US

Key dates

Filing date	Apr 30, 2015
Grant date	Mar 21, 2017
Priority date	—
Expiry date	Apr 30, 2035

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P25/18
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

An injectable depot formulation includes a biocompatible polymer, an organic solvent combined with the biocompatible polymer to form a viscous gel, and a small molecule drug incorporated in the viscous gel such that the formulation exhibits an in vivo release profile having Cmax to Cmin ratio less than 200 and lag time less than 0.2.

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