A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
167/164
A61K 47/00 (2006.01) A61K 9/20 (2006.01)
Patent
CA 2006268
07-21(434)A SWELLING-CONTROLLED ORAL DELIVERY SYSTEM FOR DRUGS ABSTRACT Swelling-controlled drug delivery system for enteral administration of a therapeutic agent includes a therapeutic agent imbibed in a polymeric material which swells minimally in a gastric environ- ment with no significant loss of said therapeutic agent and swells extensively while remaining insoluble in an environment having a pH value greater than that of the gastric environment with release of an effective amount of the therapeutic agent.
Greenley Robert Z.
Mcfadden Fincham
Monsanto Company
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