The invention relates to a bandage comprising a flat web material as a substrate, wherein a self-adhesive cohesive adhesive compound is at least partially applied to both flat sides of the substrate, and the substrate is impregnated with a liquid preparation, characterised in that said adhesive compound comprises an anhydrous cohesive pressure sensitive adhesive which contains natural and/or synthetic rubber, this natural and/or synthetic rubber being dissolved in an organic solvent for application, or the pressure sensitive adhesive being molten for application.