Many families and dormitories have medicines, but any medicines have two sides. They can not only relieve the pain, but also may endanger human health. Therefore, it is more and more important to know how to ensure the safety of drug use. This course is helpful for students to understand some basic knowledge of medication and disease treatment, to popularize the awareness of rational drug use, and to set up a correct scientific outlook. With the development of human beings as the main line, the course uses a large number of videos and examples, and its content is close to life. Its main contents include: basic knowledge of medication; vaccines and immunization; medication for special population; medication for common diseases; rational use of common medicines; treatment of expired medicines.