At present, there is no unified clinical approach for the treatment of radiation enteritis? (RE). Clinically, its treatment is mainly based on nutritional support, mucosal protective agents, somatostatin, and microecological preparations. On the basis of syndrome differentiation and treatment, traditional Chinese medicine? (TCM) is mainly used for internal administration, enteroclysis, acupuncture, and Tuina. It shows significant advantages in relieving the adverse reactions of radiotherapy and exhibits significant preventive and therapeutic effects against RE. This article reviews two aspects of TCM on RE, including internal and external administration, to explore and develop an effective and reliable standardized Chinese medicine program.