How to Treat a 3-Year-Old Child with a Fever of 40 Degrees?

A 3-year-old child had a fever of 40 degrees on Monday night. On Tuesday, they went to the hospital for blood tests and were diagnosed with mycoplasma infection. Medication has been administered and the fever has subsided, but there are still issues with lack of energy and coughing. How should one proceed with further treatment?
One minute to read