Vomiting after mistakenly drinking spoiled milk may be caused by acute gastroenteritis, which can be relieved by taking drugs such as levofloxacin and amoxicillin. As the patient consumes spoiled milk, inflammation occurs in the gastrointestinal tract, and symptoms such as abdominal pain and diarrhea will occur. Patients can take drugs such as levofloxacin and gentamicin tablets for treatment. If the patient is accompanied by watery stools or fever, etc., the patient can take drugs such as amoxicillin for treatment. Patients should also pay attention to rest and replenish the lost fluids in time, which can relieve the symptoms such as nausea and vomiting. In addition, it is recommended that patients maintain a light diet during treatment, mainly fluids, and avoid eating expired food. The above drugs are prohibited for those who are allergic to them and should be taken in accordance with medical advice. If the patient has vomiting symptoms, it is recommended to go to a regular hospital in time, after clarifying the cause of the disease, under the guidance of the doctor for targeted treatment or therapy.