There is no effective preventive measure for thrombocytopenic purpura, but part of thrombocytopenic purpura is caused by side effects of medication, and rational use of medication is beneficial in preventing thrombocytopenic purpura. There is no way to prevent thrombocytopenic purpura caused by immune diseases and malignant blood diseases. It is necessary to actively treat the primary disease in order to slow down the progression of the disease and improve the patient’s quality of life. Part of the thrombocytopenic purpura and drug side effects related to the usual symptoms of physical discomfort, should be standardized under the guidance of the doctor to avoid private abuse of drugs, so as to avoid drug side effects, increase the incidence of thrombocytopenic purpura. Thrombocytopenic purpura should be taken seriously and actively treated to improve the prognosis.