Dizziness, headache, nausea, nausea, weakness.

In this case, it is necessary to first find out whether there are symptoms caused by a cold problem. After a common cold, headache, dizziness, nausea, and then symptoms such as runny nose and sneezing may appear. At present, there are mainly digestive tract problems, so it is necessary to consider that it is caused by some viral enteritis problems. Therefore, you can check your blood routine first to see if there is any blood elevation or some viral infection, and then you can use some anti-infective drugs symptomatic treatment, and then according to nausea and vomiting, limb fatigue symptoms, need to supplement some electrolytes and nutrients, and protect the gastric mucosa drugs symptomatic treatment, and then observe the mental state. Also pay attention to see if there is a headache caused by fever problems, and then give symptomatic treatment.