Drug – bio-affecting and body treating compositions – Lymphokine
Patent
1995-04-24
1998-08-04
Russel, Jeffrey E.
Drug, bio-affecting and body treating compositions
Lymphokine
424 852, 424 854, 424425, 424484, 424486, 424487, 424488, 4241781, 514 3, 514 8, 514 12, 514 21, 514773, 514774, 514777, 514779, A61K 908, A61K 3817, A61K 3819, A61K 3822
Patent
active
057889597
ABSTRACT:
The present invention relates a drug delivery device which comprises a single phase matrix of two oppositely charged polymers (one positive and one negative), which releases a drug by combined mechanisms employing hindered diffusion, swelling and erosion. The present invention also relates to a method for employing these devices.
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Russel Jeffrey E.
University of Maryland Baltimore County
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