Pepsin is a kind of digestive aid, whether patients can eat pepsin during diarrhea, need to be judged according to the patient’s specific situation: first, if the patient is due to excessive eating and drinking indigestion caused by diarrhea symptoms, you can take pepsin, which can play the role of aiding digestion, can alleviate the patient’s symptoms of diarrhea; second, if the patient’s symptoms of diarrhea is caused by intestinal infection of bacteria Infectious diarrhea, it is best not to eat pepsin, because although pepsin has the role of digestion, but can not play the role of anti-inflammatory, bactericidal. For infectious diarrhea clinically need to take antibiotics for anti-inflammatory, antiseptic treatment, clinically can be taken by taking Huanglianxin hydrochloride tablets or Norfloxacin capsules and other antibiotic treatment.