Drug addiction is one of the social abnormalities and fundamental problems of human life today, and it can be considered as a global concern. Solving this social problem requires a continuous and comprehensive struggle. Obviously, each country pursues its own policies to deal with these crimes. Legitimate memory expresses a sharp reaction to this type of crime with a differentiated approach. In a normal committee of criminal policy, the punishment is not used solely for the purpose of persecution and retaliation,it also considered the preventive effect. Hence, in Iran's criminal policy, criminal penalties, including penalties and educational provision, have been taken into account for the next generations to flourish in a healthy environment, and the growth of ethical virtues under faith and piety will be fully realized. This article seeks to refine the punishment of drug-related and psychotropic DRUGS offenses in Iran's legal system. Therefore, according to theoretical aspect of the research, descriptive-analytic research method has been used in inductive-deductive method the current research explained the opinion of the legislator and compares the views of different jurists by using library resources and the other research in this field.