Chen Xianglu Bailu and Ornidazole can be taken together, but it is recommended to take them separately. 1. Chen Xianglu Bailu: contains bismuth subnitrate, sodium bisulfate and rhubarb and other Chinese medicine ingredients, suitable for people suffering from gastric ulcers, acute gastritis and other diseases, can alleviate gastric pain and other uncomfortable symptoms. This kind of drug is forbidden to take together with bismuth and other drugs, which will cause allergic and other adverse reactions. 2. Ornidazole: It is an antibiotic used for anaerobic infections. This kind of drug is not allowed to take with anticoagulant drugs, barbiturates and other drugs, will reduce the effectiveness of the drug, even affect the coagulation function, can cause abdominal distension, nausea and other gastrointestinal discomfort symptoms. Ornidazole and Chen Xiang Lu Bai Lu can be taken together, it is recommended to be taken separately, specifically under the guidance of a doctor to use medication, not blindly self-medication, in order to avoid adverse reactions.