Dizziness, vomiting, loss of appetite and weakness of limbs may be due to upper respiratory tract infection, gastroenteritis and other diseases, which can be relieved by general treatment, medication such as amoxicillin and omeprazole, and surgery. 1. General treatment: patients should pay attention to rest, avoid exertion, stay up all night, etc., usually should pay attention to adjust the diet to light, easy to digest, nutritional balance, such as egg custard, millet porridge, milk, etc., to avoid eating greasy and other difficult to digest and cold spicy and other stimulating food. If the vomiting is serious, should be fasting and water. At the same time, quit smoking and drinking, pay attention to strengthen the exercise, improve their physical condition. 2. Medication: Depending on the cause of the disease, the medication used will vary. If it is due to upper respiratory tract infection due to cold symptoms, you can take according to the sensitive bacteria to take the appropriate antibiotics for anti-infection treatment, such as amoxicillin, azithromycin, etc.; if it is due to acute gastroenteritis, in taking antibiotics at the same time, you can also take omeprazole, bismuth potassium citrate and other drugs. 3. Surgery: If it is caused by gastrointestinal perforation, bleeding or gastrointestinal tumor, surgery can be considered. When patients experience dizziness, vomiting, loss of appetite and weakness of limbs, it is recommended to seek timely medical treatment to identify the cause of the disease and carry out targeted treatment. Drugs should be taken in strict accordance with the doctor’s instructions, not self-medication, so as not to delay or even aggravate the condition.