What should I do if I have diarrhea, nausea, vomiting and weakness?

Diarrhea, nausea, vomiting and weakness may be caused by acute gastroenteritis, hyperthyroidism, chronic colitis and so on. It can be treated by general treatment, medication (ciprofloxacin, propylthiouracil, prednisolone) and surgery under the guidance of a doctor.
1. Acute gastroenteritis: the disease may be caused by eating raw, cold and unclean food. Patients need to avoid contact with contaminated food and water and not eat unfresh food. Keep enough sleep, can also be treated with medication under the guidance of the doctor, bacterial infections caused by the need to use ciprofloxacin and other antibacterial treatment.
2. Hyperthyroidism: This disease is mainly caused by the thyroid gland itself producing too much thyroid hormone, patients need to rest properly, avoid infection, low iodine diet, supplement enough calories and nutrition. Use propylthiouracil and metoprolol under doctor’s guidance, etc. Severe patients can be treated by surgery with subtotal resection and total resection.
3. Chronic colitis: the disease is mainly related to infection, immunity, heredity, food allergy, defense dysfunction and other factors, patients should pay attention to adequate rest, pay attention to warmth, regular diet, but also under the guidance of the doctor, through the treatment of drugs, commonly used drugs are prednisolone, mesalazine and so on.
It is recommended that patients go to the regular hospital in time, under the guidance of the doctor, the relevant examination, according to the specific results of the examination, to take targeted treatment.