Patent · US Expired

Ophthalmic formulation

US5597559A · kind A · utility

18Cited by
10References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 26, 1994
Grant dateJan 28, 1997
Priority date
Expiry dateOct 26, 2014

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K9/0048
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A preservative-free ophthalmic composition useful in the treatment of conditions such as dry eye comprising an aqueous solution of hydroxypropyl methylcellulose, polyethylene glycol, dextrose, potassium chloride, boric acid and sodium borate decahydrate.

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