| abstract |
A pharmaceutical composition is described. The composition comprises: (i) at least one formoterol compound selected from the group consisting of: formoterol, pharmaceutically acceptable salts of formoterol, formoterol Prodrugs, solvates of formoterol, solvates of pharmaceutically acceptable salts of formoterol, and solvates of prodrugs of formoterol; (ii) at least one corticosteroid; (iii) comprising a surfactant component of at least one surfactant compound; and (iv) a propellant component comprising 1,1-difluoroethane (R-152a). |