Plaster containing a medicament, with three functional layers

Details Plaster containing a medicament, with three functional layers Plaster containing a medicament, with three functional layers

A - Human Necessities

61

K

A61K 9/70 (2006.01)

Patent

CA 2341643

The invention relates to a plaster which contains medicaments, for releasing pharmaceutical active agents and/or auxiliary agents to the human body via the skin. Said plaster has a layered construction and is characterised in that this construction comprises the following: a layer which is made up of fibres; a layer for limiting the movement of water, based on a thermoplastic polymer; and at least one matrix layer containing the active agent.

L'invention concerne un pansement contenant un médicament et permettant de délivrer des principes actifs et/ou des agents auxiliaires pharmaceutiques à l'organisme humain par voie cutanée. Ce pansement a une structure en couches. Il comprend une couche réalisée en fibres, une couche à base d'un polymère thermoplastique et destinée à limiter le transport d'eau et au moins une couche matrice contenant le principe actif.

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