| 摘要 |
Pharmaceutical preparations containing as active ingredient a compound having the formula: <IMAGE> (I) wherein R represents hydrogen, alkyl having 1 to 4 carbon atoms or alkenyl having 2 to 4 carbon atoms; and X represents hydrogen, alkyl, alkoxy or alkylthio, the alkyl groups of each containing 1 to 4 carbon atoms, halogen (chlorine, fluorine, bromine or iodine), trifluoromethyl, nitro, hydroxy, amino or amino substituted by one or two alkyl groups or by acyl or alkylsulphonyl, the alkyl groups of each containing 1 to 4 carbon atoms, which are particularly advantageous for the treatment of pathological states caused by a disturbance in the functioning of the serotoninergical systems in mammals. These preparations may also be used as anxiolytics.
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