Device for administering an active agent to the skin or mucosa

Details Device for administering an active agent to the skin or mucosa Device for administering an active agent to the skin or mucosa

A - Human Necessities

61

M

128/104

A61M 35/00 (2006.01) A61K 9/70 (2006.01)

Patent

CA 1302824

DEVICE FOR ADMINISTERING AN ACTIVE AGENT TO THE SKIN OR MUCOSA Abstract of the Disclosure A transdermal drug delivery device comprising a drug formulation-containing reservoir defined by a backing layer and a drug-permeable membrane layer, a ring-shaped layer made of an adhesive that is incompatible with one or more components of the drug formulation that is peripheral to the reservoir outwardly of the membrane layer and a peelable liner layer that underlies at least the membrane layer with a first heat seal between the backing and the membrane about the perimeter of the reservoir and another concentric heat seal between the backing and the release liner positioned outwardly of the first heat seal, the heat seals providing barriers that isolate the drug formulation from the adhesive.

582340

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