Patent · US Expired

Novel drug delivery system for expectorants

US4935242A · kind A · utility

38Cited by
26References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 26, 1988
Grant dateJun 19, 1990
Priority date
Expiry dateJul 26, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA23V2002/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A drug delivery system comprising a core material comprising a drug, and a hydrophobic matrix coating the core. The coating delays hydration of the drug and masks the taste of the drug. The coating comprises an emulsifier, an edible fatty acid or wax and a glyceride. The delivery system can be incorporated into various food products, pharmaceutical preparations and proprietary products.

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