Acute hepatitis is divided into the following categories: 1, viral hepatitis: including five types of A, B, C, D, E; mainly hepatitis A and E, common clinical manifestations are abnormal liver function, especially high bilirubin; A and E hepatitis is a self-limiting disease, usually after the onset of a month, liver function can be self-recovery; 2, alcoholic hepatitis; 3, drug-induced liver injury hepatitis: long-term use of Chinese medicine or health products may cause liver damage, triggering acute hepatitis, in severe cases, may lead to liver failure.