The primary symptoms of gastrointestinal colds are nausea, vomiting, diarrhea, and fever. Secondary symptoms are nasal congestion, runny nose, etc. Non-steroidal anti-inflammatory drugs (ibuprofen, etc.) mucosal protectants (montelukast, etc.) may be taken. 1.Symptoms: (1) Nausea and vomiting: in mild cases it may be milder nausea, in severe cases it may be vomiting. (2) diarrhea: defecation may be normal 1~2 times, or may amount to 6 times or more defecation may be normal in character, or dilute lake-like, watery, egg large flower-like stool. (3) Fever: it may be low or high. (4) Secondary symptoms: different degrees of nasal congestion, runny nose, headache, loss of appetite, abdominal distension, and so on. 2. Taking medications: (1) non-steroidal anti-inflammatory drugs: fever over 38.5 degrees, you can take ibuprofen, aspirin, etc., antipyretic, anti-inflammatory, analgesic treatment. (2) Mucosal protectants: if there is drainage-like stool, you can take montelukast adsorption of water in the intestinal tract, to play the role of astringent, stop diarrhea. Gastrointestinal cold is recommended to consult a doctor in time, follow the doctor’s instructions for medication, to avoid severe diarrhea caused by dehydration and electrolyte disorders and so on.