A bacterial fever and cold can clear up within 7 days if the patient is generally well. However, if the patient has a poor immune system or suffers from other diseases, the course of the illness may be prolonged. Bacterial cold is an infection of the upper respiratory tract caused by bacterial infection. Its symptoms mainly include fever, cough, coughing up yellow pus sputum, dizziness, headache, and muscle aches. Its treatment can be oral antibiotics, such as amoxicillin, cephalosporin, azithromycin, etc., under the guidance of a doctor. For those with fever symptoms, if the body temperature is below 38.5℃, physical cooling can be done while drinking more water; if the body temperature is above 38.5℃, medication can be used to lower the temperature. It is recommended that patients should pay attention to opening windows and ventilation, take rest, drink more water and eat lightly during the period of cold, and they can recover quickly; usually they should pay attention to increasing nutrition, exercising properly, enhancing resistance and avoiding frequent colds.