TABLE 73.1.

Odontogenic Infections

Condition	In Non-Allergic Individuals, Antimicrobial for >3 Days or until Symptoms Resolve	Comments
Acute necrotizing gingivitis	Metronidazole or amoxicillin	Only if systemic involvement
Bites	Co-amoxiclav
Cellulitis	Benzyl penicillin plus flucloxacillin
Periapical abscess	Amoxicillin or metronidazole for 5 days	Only if systemic involvement or cellulitis
Pericoronitis	Metronidazole or amoxicillin	Only if systemic involvement or trismus
Periodontal abscess	Amoxicillin or metronidazole for 5 days	Only if systemic involvement or cellulitis
Periodontitis	Metronidazole or doxycycline	Only for severe disease
Sinusitis	Amoxicillin, or doxycycline or erythromycin for 7 days	Only for symptoms >7 days