Patent · US Expired

Gel preparations for external application

US4543251A · kind A · utility

33Cited by
2References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 9, 1983
Grant dateSep 24, 1985
Priority date
Expiry dateDec 9, 2003

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K31/195
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A gel preparation for external application by being prepared from diclofenac sodium as the active ingredient, water, lower alkanols and glycols as medium, a carboxyvinyl polymer as gelating agent, a weak basic substances and optionally adding peppermint oil, l-menthol or salicylic acid ester as auxiliary agent.

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