A 19-year-old patient complains of a dry cough, muscle pain, and a fever of 39°C. A sore throat and subfebrile body temperature were observed for the last week. Objectively, the respiration is harsh. Complete blood count shows the following: leukocytes 10.0 10 % / L, leukocyte left shift, ESR-26 mm / hour. Chest X-ray shows an intensified pulmonary pattern, low-intensity focal shadows in the lower segments of the right lung. What medicines should be prescribed in this case?