Pseudomembranous enteritis can be oral antimicrobial drugs such as metronidazole, probiotics such as bifidobacteria, etc. It is recommended to consult a specialist, and use medication in accordance with medical advice. 1. Antimicrobial drugs: the first-line drugs are metronidazole and vancomycin, metronidazole is often applied to mild to moderate patients, vancomycin is suitable for metronidazole treatment failure, drug resistance or allergy, as well as mild to moderate pregnant women, breastfeeding patients, etc., if there are complications, such as hypotension or intestinal obstruction, vancomycin and metronidazole can be used jointly. In addition fidaxomicin can also be applied, etc.. It should be noted that metronidazole has certain side effects, and repeated use should be avoided. 2. Probiotics: commonly used probiotics are lactobacilli, bifidobacteria, enterococci, etc. Gradually establish normal flora and correct the dysbiosis, which can make the disease improve or even recover. In severe cases, probiotics alone are not effective, and antibiotics should be added to the treatment. Pseudomembranous enteritis, need to follow the doctor’s instructions to receive standardized treatment, so as not to delay the disease.