From the main symptoms, treatment methods and important personal experiences, Professor XIONG Ji-bo's academic thoughts and unique experiences in the treatment of emesis were discussed in this paper. Professor XIONG pointed out that the pathogenic factors of emesis appeared to either be endopathic factors or exogenous pathogenic factors, and the nature of emesis also appeared to either be deficiency syndrome or excess syndrome. So, it was important to make clear of the different types of syndromes, such as exogenous pathogenic factors, adverse...