Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Liposomes
Patent
1987-04-06
1989-10-31
Lovering, Richard D.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Liposomes
264 41, 424 11, 4284022, 436829, A61K 3722, A61K 966, B01J 1302
Patent
active
048776190
ABSTRACT:
Liposomal multilamellar vesicles suitable for sustained delivery of therapeutic agents to the peritoneal cavity and a method for their formulation are described. The liposomal multilamellar vesicles comprise a phosphatidylcholine having fatty acid side chains of from 12 to 24 carbons in length and have a size of from about 1 micron to about 15 microns in diameter.
REFERENCES:
patent: 4309421 (1982-01-01), Ghyczy et al.
patent: 4522803 (1985-06-01), Lenk et al.
patent: 4619795 (1986-10-01), Cohen
patent: 4708861 (1987-11-01), Popescu et al.
Lovering Richard D.
Vestar, Inc.
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