MEDICALLY ACTIVE PLASTER

A MEDICALLY ACTIVE PLASTER FOR DISPENSING ACTIVE PHARMACEUTICAL SUBSTANCES THAT ARE LIQUID AT ROOM TEMPERATURE ONTO THE SKIN, IN PARTICULAR FOR DISPENSING THE ANTIPHLOGISTIC SUBSTANCE ETOFENAMAT, WHEREIN THIS PLASTER HAS A STRUCTURE ACCORDING TO 1, IN WHICH THE TOP LAYER (A) COMPRISES AN INERT MATERIAL, THE BACKING LAYER (C) COMPRISES A SELF- ADHESIVE POLYSILOXANE, IN WHICH THE ANTIPHLOGISTIC SUBSTANCE, PREFERABLY ETOFENAMAT, POSSIBLY TOGETHER WITH AN AGENT PROMOTING PERMEATION THROUGH THE SKIN, AND POSSIBLY FURTHER ADDITIONAL SUBSTANCES, IS INCORPORATED IN THE FORM OF A DISPERSION, WHEREIN THE BACKING LAYER (C) ADHERES DIRECTLY TO THE TOP LAYER (A), OR POSSIBLY IS JOINED TO IT BY MEANS OF THE INTERMEDIATE LAYER (B); AND THE PEELABLE PROTECTIVE LAYER (D) COMPRISES AN INERT MATERIAL, ADHERES TO THE BACKING LAYER (C) AND CAN BE EASILY PULLED OFF FROM THE LATTER.