Fast diarrhea method, you can consider giving open-cell anal injection, generally give 20-40ml anal injection, 2-3 minutes can be immediately effective, the main thing is to be able to solve the constipation situation or the characteristics of intestinal obstruction, you can use this approach, but also the most effective and fastest way. Secondly, warm soapy water 500-800ml enemas can be given appropriately, which can also provide an immediate solution in about 10 minutes, but some may pay attention to the application of the method. Others may consider giving phenolphthalein tablets orally, usually two tablets are given orally, and it is possible that diarrhea and diarrhea can occur in about 4-6 hours. For the examination of intestinal preparation, mannitol, etc., can be given, and for fast diarrhea, oral mannitol can also be given, which can be an effective solution for fast diarrhea.