Objective To analyze clinical process and therapy means of drug induced liver disease(DILD).Methods The retrospectively study on the clinical data 40 patients of DILD was used.Results(1)18 patients with DILD are more 60 year(45.0%); 17 patients have chronic dease(42.5%); 3 patients are sensitive to drug.10 patients have unite using drug(25%); 4 patients have bibulosity; 20 patients had not cease drug when DILD happened with al- imentary tract symptom(50%);(2)72.7% DILD with antibiotics happened in 2 weeks,most cases are acute bile de- posit type.95.2%DILD with Chinese traditional medicine happened after 2 weeks,is are chronic hepatotoxicity,it is obvious that liver cell damage type and bile deposit type.and commix-type.Very few Chinese traditional medicine also lead to acute hepatotoxicity.By protect liver of therapy:6 patients cure,32 patients mend,2 have patients no change. Conclusion DILD is very normal in clinical,must be in advance know and guard for DILD,the key is to cease drug when DILD happened.