The antipsychotic drug fluphenazine has a prolonged period of action when it is given by intramuscular injection, but not when it is given by intravenous injection.Suggest why this is the case.
精神抑制药氟奋乃定，采用肌肉注射
话会有一段延
应期，但是采用静脉注射却没有，说明为什么会出现这种情况。
抑郁药;
;抑郁剂;
松;,黄体;The antipsychotic drug fluphenazine has a prolonged period of action when it is given by intramuscular injection, but not when it is given by intravenous injection.Suggest why this is the case.
精神抑制药氟奋乃定，采用肌肉注射话会有一段延应期，但是采用静脉注射却没有，说明为什么会出现这种情况。
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