Patent · US Expired

Multiphase liposomal drug delivery system

US4761288A · kind A · utility

111Cited by
10References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 10, 1985
Grant dateAug 2, 1988
Priority date
Expiry dateSep 10, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2984
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention provides a novel multiphase drug delivery system which comprises: PA0 (a) lipid vesicles with a biologically active compound captured therein; PA0 (b) a saturated solution of the biologically active compound; and PA0 (c) the biologically active compound in solid form. Optionally this composition is dispersed in a hydrocolloid gel.

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