A 9-year-old girl presents with a sore throat. The parents state that she began a fever a few days ago, reporting that her throat hurt. On physical exam, you note a red throat, a red and beefy tongue, tonsillar exudates, and swollen anterior cervical lymph nodes. The parents report a history of a severe anaphylactic reaction to penicillin. What antibiotic would treat this infection while minimizing the risk of invoking an allergic reaction?
1 Augmentin
2 Cephalexin (Keflex)
3 Ciprofloxacin
4 Mupirocin (Bactroban)
5 Erythromycin