Active agent delivery device

Drug – bio-affecting and body treating compositions – Solid synthetic organic polymer as designated organic active... – Polymer from ethylenic monomers only

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Details

424 83, 424486, 424484, 424487, 521 61, 521 62, 521 64, 514263, A61K 3174, A61K 31765, A61K 950, A61K 914

Patent

active

049592084

ABSTRACT:
An active agent delivery device comprises (a) microporous material comprising a matrix consisting essentially of linear ultrahigh molecular weight polyolefin, a large proportion of finely divided water-insoluble filler of which at least about 50 percent by weight is siliceous, and interconnecting pores; and (b) a releasable active agent or precursor thereof associated with at least a portion of the filler.

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