Acute gastroenteritis does not usually cause allergies, but if patients develop allergies, they may be caused by the food or drink they consume. There is also the possibility that the allergy is caused by the medication used to treat acute gastroenteritis, so patients need to be careful to identify and look for the cause. The clinical symptoms are mainly vomiting and diarrhea, and fever can occur in those with severe inflammation. For allergies are mostly caused by antibiotic drugs, but of course, it may also be caused by food or water quality, it is recommended that patients go to the hospital when necessary.