1.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.
1.精神抑制药氟奋乃定,肌
的话会有一段
迟的反应期,但
静脉
却没有,说明为什么会出现这种情况。