If you have diarrhea, vomiting and dizziness, you may have acute gastroenteritis, which may be caused by eating unhygienic food, it is recommended to go to the hospital to check the stool routine. If it is acute gastroenteritis, actively apply antibiotic treatment. If the vomiting and diarrhea are more severe, it may cause electrolyte disorders, and need timely rehydration therapy. During the treatment period, avoid eating raw and cold food, can eat some easily digestible food, do not eat spicy stimulating food. If the dizziness is more serious, you can measure the blood pressure, vomiting, diarrhea is more serious may cause the blood pressure is lowered. After appropriate rehydration, the symptoms of dizziness will gradually improve, usually daily life should pay attention to diet and hygiene.