Q62
Single choice
A 10-year-old boy comes to your office in the winter with a sore throat he has had for 2 days. In addition, he has had fever, headache, and abdominal pain. He does not have any allergies to medications. On examination, he has a temperature of 38.6°C, an ery thematous pharynx, and tender cervical adenopathy. Arapid screening test for group Astreptococcus is performed and is positive.
Which of the following would be the most appropriate antimicrobial agent?