Food does not replenish platelets quickly, and the truth is that food has little to no effect on platelets. Platelet drop can be categorized as primary thrombocytopenia, thrombocytopenia due to infection and other causes. It can be treated with general therapy, prednisone and other medications, and surgery if necessary. 1. Primary thrombocytopenia: it is mainly due to the abnormality of the body’s immune system, resulting in thrombocytopenia. Generally, bed rest is needed to avoid trauma and bumping. Platelet drop is obvious, need to input platelets, in addition to injection of methylprednisolone sodium succinate and other glucocorticosteroids, if necessary, surgical resection of the spleen. 2. Thrombocytopenia caused by infection: treatment of primary infection can use antibiotics such as ceftriaxone to control infection; severe cases can use gammaglobulin. There are other causes of thrombocytopenia, such as systemic lupus erythematosus. If you find thrombocytopenia, you must consult a doctor as soon as possible to find out the cause, and if necessary, use medication under the guidance of a doctor. All of the above medications should be used as prescribed by your doctor.