AEROSOL FORMULATION FOR THE INHALATION OF BETA AGONISTS

摘要

The invention relates to an aerosol formulation for inhalation that is devoid of a propellant and contains one or more compounds of general formula (1) and an additional active ingredient (2). In said formula, the groups R¹, R², R³ and X^- can be defined as cited in the claims and the description.