Three days ago, the patient had a sore throat with fever after catching a cold, with a maximum body temperature of 38.2, muscle aches and no obvious cough or expectoration. Physical examination: the body temperature is 38.0, the pharynx is congested, the tonsils are not obviously swollen, the breathing sounds in both lungs are clear, and there is no dry and wet rales. India diagnosis: upper respiratory tract infection suggestion: rest for 3 days and give antiviral treatment. Doctor's signature