A METHOD OF FORMING A MEDICINAL AEROSOL FORMULATION RECEPTACLE CONTAINING A MEDICINAL AEROSOL FORMULATION THROUGH LASER WELDing A METAL FOIL

摘要

A hermetically sealed metal receptacle containing a medicinal aerosol formulation, preferably a pressurized medicinal aerosol formulation, or a liquefied aerosol propellant, wherein at least a portion of the receptacle comprises metal foil having a thickness of from 25 mum to 250 mum which is laser welded to form an hermetic seal.