Patent · US Expired

Composition for topical application and method for preparing the same

US4316887A · kind A · utility

17Cited by
6References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 29, 1980
Grant dateFeb 23, 1982
Priority date
Expiry dateFeb 29, 2000

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61Q19/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

An anti-inflammatory, analgesic and anti-pruritic compositions for topical application is made by mixing an aqueous alcoholic solution of methanol or camphor with sufficient water soluble carboxyvinyl polymer to give a viscosity of 2,000 to 20,000 centipoises at 20.degree. C., sufficient basic agent, such as an amine, to neutralize the carboxyl groups to a pH of 6.0-7.5 and a small amount of sodium chloride.

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