Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Specially adapted for ruminant animal
Patent
1990-06-22
1993-02-16
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Specially adapted for ruminant animal
424475, 424490, 424491, 424493, 424494, 424497, 424498, A61K 914
Patent
active
051869373
ABSTRACT:
A composition which is stable in a medium in which the pH is greater than or equal to 5.5 and which permits the release of an active substance in a medium in which the pH is less than or equal to 3.5, comprising the active substance, which contains inclusions of, or which is completely or partially covered by, a pH sensitive material whose extent and/or rate of swelling is greater in an acidic medium than in a neutral medium, and a coating of a hydrophobic layer.
REFERENCES:
patent: T100404 (1981-03-01), Wu
patent: 4177255 (1979-12-01), Donnelly
patent: 4220153 (1980-09-01), Dresback
Autant Pierre
Cartillier Andre
Mason Norbert S.
Pigeon Raymond
Sparks Robert E.
A.E.C. Societe de Chimie Organique et Biologique
Page Thurman K.
LandOfFree
Composition for feeding ruminants does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Composition for feeding ruminants, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Composition for feeding ruminants will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2146914