One drug used to treat the most severe forms of acne is called isotretinoin .
通常用来治疗最严重的粉刺的是一种成分为异维甲酸的药物。
For example , accutane and its generic version ( isotretinoin ) are prescribed to clear up severe acne , but depression and suicidal thoughts are a potential risk for some people .
We also know that a widely used drug that treats acne , accutane ( isotretinoin ) , has been associated with an increase in depression , although no causal link has been established .