Drugs can lead to the decline of drivers' behavior ability, hinder their normal driving operation, and seriously affect traffic safety. In recent years, the frequency of drivers taking drugs in traffic accidents around the world has been increasing. However, the domestic academic research on drug driving is insufficient, and there is no clear understanding of drug driving, and the relevant prevention measures need to be improved. Based on the review of the research progress of drug driving at home and abroad,relevant countermeasures and suggestions was put forward , hoping to arouse the attention and thinking of all sectors of society on the traffic safety problem of drug driving.