| abstract |
The present invention relates to pharmaceutical preparations for inhalation containing as the sole active ingredient a compound of formula 1 wherein X - an anion which is preferably selected from the group consisting of chloride, bromide, iodide, sulfate, phosphate, methanesulfonate, nitrate, maleate, acetate, citrate, fumarate, tartrate, oxalate, succinate, benzoate and p-toluenesulfonate, as the solvent ethanol or mixtures of ethanol and water, at least one pharmacologically acceptable acid and optionally further pharmacologically acceptable excipients and / or complexing agents. |