The main ingredients of artificial oxymetholone metronidazole are metronidazole and artificial oxymetholone, which can stimulate the gastrointestinal mucosa, and some people will experience stomach pain or diarrhea. The artificial cowberry is a synthetic product of cowberry, which is a kind of cold Chinese medicine, and some people take it to cause stomach cold, which can also cause diarrhea. In addition, in addition to the role of drugs, may also be caused by the disease itself, if there is a gastrointestinal bacterial infection or gastrointestinal dysfunction, can also cause the phenomenon of diarrhea, may happen to be at this time in taking artificial cowberry metronidazole, thought to be caused by taking drugs, but may itself be caused by gastrointestinal system disease.