Research Article

Gram Staining for the Treatment of Peritonsillar Abscess

Table 5

Gram staining and recommended antibiotics.

GramstainingExpected pathogenRecommended antibiotics

GPCAerobic, anaerobic streptococcipenicillin

Negative
GNR
Aerobic, anaerobic streptococci
Anaerobic GNR (Prevotella, Fusobacterium, Bacteroides, Porphyromonas)
Clindamycin
Penicillin
Cephalosporin plus metronidazole