Generally, people who suffer from rectal cancer do not need to take medication after recovering from rectal cancer. Rectal cancer is a high incidence of rectal cancerous lesion in clinical practice at present, which is caused by a combination of various etiologic factors, such as dietary habits, living habits, environment and genetic factors. There are no obvious symptoms in the early stage, and in the late stage, there will be symptoms such as change of fecal character and change of defecation habit. After rectal cancer is cured, it is usually not necessary to take medicine again, but it is recommended to go to regular hospitals for rechecking regularly. After rectal cancer is cured, people should also pay attention to light diet in daily life, go to bed early and get up early, and develop a regular and good living and dietary habit to prevent the recurrence of rectal cancer.