Diarrhea after eating fish may be caused by acute gastroenteritis, allergy, peptic ulcer, etc., and should be promptly consulted to clarify the cause of the disease and then treated.
1. Acute gastroenteritis: diarrhea after eating fish may be caused by acute gastroenteritis due to unclean fish, which may be accompanied by abdominal pain, vomiting, and in severe cases, dehydration.
2. Allergy: diarrhea after eating fish may also be caused by allergy, some patients will also have a rash, itching, chest tightness and other symptoms, can be prescribed by the use of loratadine, dexamethasone, etc. for treatment.
3. Peptic ulcer: If the patient has a peptic ulcer, diarrhea can also occur after eating fish, and can be treated with omeprazole, famotidine and so on.
All of the above drugs should be used under the guidance of a doctor. It is recommended to consult a doctor in time for the occurrence of the above symptoms, and to clarify the cause of the disease under the guidance of a professional physician.