Sustained release microspheres and preparation thereof

Details Sustained release microspheres and preparation thereof Sustained release microspheres and preparation thereof

1998-09-16

2000-03-14

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Tablets, lozenges, or pills

424426, 424468, 424474, 264 433, 264 46, 264 47, 514937, 514938, A61K 942

Patent

active

060369760

ABSTRACT:
Disclosed is a method of producing microspheres which comprises subjecting a w/o/w emulsion or o/w emulsion to an in-water drying method under the following conditions:

REFERENCES:
patent: 4652441 (1987-03-01), Okada et al.
patent: 4954298 (1990-09-01), Yamamoto et al.
patent: 5575987 (1996-11-01), Kamei et al.
patent: 5611971 (1997-03-01), Maedera et al.
patent: 5851451 (1998-12-01), Takechi et al.

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