Closure-cap and container as a two-chamber cartridge for nebulisers for producing aerosols and active substance formulations, suitable for storage

An apparatus comprising a closure-cap and a container in the form of a cartridge for separate storage of an active ingredient and a pharmacologically acceptable liquid, wherein the closure-cap has a connecting piece which displaces some of the container contents when the closure-cap is pushed onto the neck of the container, characterised in that a chamber is firmly connected to the connecting piece or integrated therein and contains at least one opening which is sealed tightly by a movable plunger.