Patent · US Active

Stable pharmaceutical composition of freeze-dried tetrodotoxin powder

US8530481B2 · kind B2 · utility

1Cited by

16References

49Claims

0Family size

Assignee

WEX MEDICAL LIMITED · CN

Inventors

Weiyang Lin · Kwai Chung, CN
Xiaoyan Huang · Hangzhou City, CN
Xiao-kun Zhang · Village of La Jolla, US

Key dates

Filing date	Jun 26, 2012
Grant date	Sep 10, 2013
Priority date	—
Expiry date	Jun 26, 2032

Classification

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

Abstract

This invention relates to a stable pharmaceutical composition of freeze-dried tetrodotoxin powder which contains trace amount of tetrodotoxin, substances which can stabilizes tetrodotoxin, including disaccharide(s) or polyglucose(s) or analogues thereof and solvent(s), and solvents which can help tetrodotoxin dissolve.

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