摘要 |
The use of levorotatory or dextrorotatory enantiomers of 1-(4-chlorophenyl)phenylmethylpiperazine derivatives (V) or their salts in medicines for the treatment of allergies, is new. The use of levorotatory or dextrorotatory enantiomers of 1-(4-chlorophenyl)phenylmethylpiperazine derivatives of formula (V) or their salts, in medicines for the treatment of allergies, is new: R = H, (3-methylphenyl)methyl, (4-tert-butylphenyl)methyl, 2-(2-hydroxyethoxy)ethyl, 2-(2-(hydroxyethoxy)ethoxy)ethyl, 2-(carbamoylethoxy)ethyl, 2-(methoxycarbonylmethoxy)ethyl or 2-(carboxymethoxy)ethyl. |