Controlled release drug delivery device

Details Controlled release drug delivery device Controlled release drug delivery device

A - Human Necessities

61

K

A61K 9/22 (2006.01) A61K 9/00 (2006.01) A61K 9/24 (2006.01) A61K 9/28 (2006.01)

Patent

CA 2121870

An oral drug delivery device for delivering a drug either intermittently or to a pre-selected region of the gastro-intestinal tract, particularly to the colon, consists of an a solid core comprising an active agent coated with a delay jacket, then coated with a semi- permeable membrane which is optionally drilled to provide a release orifice, and then optionally further coated with an enteric material. The device delivers substantially all of the active agent to the targeted site.

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