| 摘要 |
The present invention relates to an aqueous solution comprising an acid addition salt of ambroxol, wherein the ambroxol content is ranging from 0.1% to 7% (w/v), the total content of polyalcohols selected from polyols and polyalkyleneglycols is at least 20% (w/v), the total content of alcohols is lower than 1% (w/v), and said aqueous solution is free of benzoic acid and/or salts thereof with organic or inorganic bases. |
