Patent · US Active

Local anesthetic emulsion compositions and methods of making and using the same

US8535692B2 · kind B2 · utility

2Cited by

8References

13Claims

0Family size

Assignee

Teikoku Pharma USA, Inc. · US

Inventors

Adchara Pongpeerapat · San Jose, US
Toru Hibi · Takamatsu, JP

Key dates

Filing date	Oct 4, 2010
Grant date	Sep 17, 2013
Priority date	—
Expiry date	May 7, 2031

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P43/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Local anesthetic emulsion compositions are provided. The local anesthetic emulsion compositions may include: an oily phase comprising a eutectic mixture of a local anesthetic and an acyclic amide; a surfactant; and an aqueous phase. Also provided are methods of making and using the emulsions.

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