The diarrhea after abortion may be caused by the adverse reaction of drugs on the one hand, on the other hand, it may be caused by gastroenteritis. 1. Drugs: after abortion oral anti-infective drugs, such as oral cephalosporin anti-inflammatory drugs, some people will show the phenomenon of diarrhea, you can follow the doctor’s instructions for other anti-infective drugs. 2. Gastroenteritis: If you eat cold food or unclean food after abortion, it may cause gastroenteritis and lead to diarrhea after abortion. Failure to pay attention to warmth during and after the operation leads to cold stimulation of the gastrointestinal tract, causing intestinal spasms, which can also cause an increase in the number of bowel movements. After abortion, you should follow the doctor’s instructions for ultrasound examination, pay attention to keep warm, maintain a healthy diet, and if the symptoms of diarrhea are serious, you need to consult a doctor in time.