A 3-year-old child has a runny nose accompanied by sudden coughing at night and vomiting. The vomit has not been absorbed, and there are no other discomfort symptoms. There is no fever. Two weeks ago, the child had acute purulent tonsillitis and has recovered. Ask about the cause and treatment method.
One week ago, the child had a body temperature of 37.5 degrees Celsius, with a runny nose and occasional cough without phlegm. After using a physical fever-reducing patch, the runny nose and cough persisted. The inquiry was about treatment options and the appropriate medication to take.