There are more reasons for lack of appetite to eat and regurgitate: 1, may be gastrointestinal tract dysfunction, indigestion, partial or complete intestinal obstruction and other gastrointestinal disorders, this situation is recommended to check the standing abdominal flat film first, to clarify whether there is intestinal obstruction. If there is no intestinal obstruction, you can use gastrointestinal tablets, drugs that promote gastrointestinal motility, such as mosapride, domperidone, etc., probiotic drugs, such as whole intestine, gold diflucan, etc. to improve, if there is intestinal obstruction, early release of obstruction is the key. 2, early pregnancy reaction, some people appear anorexia, regurgitation, is early pregnancy reaction, this time to actively improve the early pregnancy examination, to clarify whether pregnancy. 3, eating unclean food or Food poisoning, such as roadside stalls, raw string beans, etc. can lead to poisoning.