Treatment of thrombocytopenia in young children first need to identify the cause, for the cause of treatment, commonly used drugs are prednisolone tablets, immunoglobulin, recombinant human thrombopoietin injection, etc., it is recommended that under the guidance of the doctor to use the drug, there is no which kind of drug to make up for the fast this argument. 1. Prednisolone tablets: belonging to the glucocorticoid hormone class of drugs, its main pharmacological effect is to reduce capillary permeability, inhibit platelet antibody production, inhibit the monocyte macrophage system to destroy platelets with antibody adsorption. 2. Immunoglobulin: the main role is to close the macrophage receptor, inhibit the binding and phagocytosis of platelets by macrophages, interfere with the mononuclear macrophage system to phagocytose platelets, and form a protective film on platelets to inhibit the binding of plasma IgG or immune complexes to platelets. Inhibit autoimmune reaction and reduce anti-platelet antibody. 3. Recombinant human thrombopoietin injection: at present, it is mainly used for the treatment of immune thrombocytopenia. Its adverse reactions are mild. It is recommended to use the medicine under the guidance of doctor, not blindly self-medication.