反刺激剂

例句：

1. 1. The drug is a counter-stimulant to the effects of alcohol.
   这种药物是酒精效应的反刺激剂。
2. 2. The antistimulant medication helped him manage his anxiety.
   抗刺激剂药物帮助他管理了他的焦虑。
3. 3. The researcher found that the antistimulant had side effects similar to those of the stimulant.
   研究者发现，这种抗刺激剂有与兴奋剂相似的副作用。