Controlled release delivery device

Details Controlled release delivery device Controlled release delivery device

A - Human Necessities

61

K

A61K 9/24 (2006.01) A61K 47/30 (2006.01) A61K 47/38 (2006.01) A61K 31/137 (2006.01)

Patent

CA 2579382

A controlled release delivery device comprising: (a) two or more polymeric coats substantially enveloping an active ingredient; and (b) at least one transition zone formed between two bordering polymeric coats.

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