| abstract |
Aerosol solution formulations for use in an aerosol inhaler which includes 8-hydroxy-5 - [(1R) -1-hydroxy-2 - [[(1R) -2- (4-methoxyphenyl) -1-methylethyl] amino] ethyl] -2 (1H) -quinolinone or a salt thereof, in particular the hydrochloride salt (TA 2005), as an active ingredient, a propellant containing a hydrofluoroalkane, and a cosolvent, stabilized by a specific small amount of a high concentrated phosphoric acid It can be used in the form of an organic coating. |