Pharmaceutical solution formulations for pressurised metered dose inhalers

摘要

The invention relates to the prevention and/or treatment of a severe broncho-pulmonary disease by administering a solution formulation from a pressurized metered dose inhaler capable of providing therapeutical doses of two or more active drug substances to the lung, wherein all the active drug substances are fully dissolved in the formulation as well as the two or more active drug substances are delivered with substantially the same particle size distribution.