Dexamethasone belongs to the glucocorticoid class of drugs, doctors used to apply this drug to treat nephritis, but because of its long half-life, about 3 days (i.e. 72 hours), if patients use it for a long time, the drug accumulation effect is obvious, which will cause obvious side effects, so now the use of short-acting glucocorticoids, such as prednisone and other drugs to treat nephritis, in order to reduce the occurrence of complications. Once a patient develops nephritis, it is recommended to go to a regular hospital to find a specialist for examination and treatment plan in order to facilitate recovery from the disease.