| Condition | Major Pathogens | First Choice Therapy | Alternative Therapy | Comments |
|---|---|---|---|---|
| Dental infection | Streptococci, oral anaerobes |
Amoxicillin 22.5 mg/kg/dose (max 875 mg/dose) enterally bid Inpatient with severe infection (plan to transition to enteral therapy upon improvement): Ampicillin-sulbactam (Unasyn) 50 mg ampicillin/kg/dose (max 2000 mg ampicillin/dose) IV q6h |
If insufficient response to first choice therapy: Change to Amoxicillin-clavulanate (Augmentin) 22.5 mg amoxicillin/kg/ dose (max 875 mg amoxicillin/dose) enterally bid Penicillin or cephalosporin allergy with higher risk for allergic reaction: Clindamycin |
Consult Dentistry *See guidance on Amoxicillin-Clavulanate maximum dosing and formulations Duration: 3-7 days, individualized for more complicated infections |
Reference:
Lockhart PB, et al. Evidence-based clinical practice guideline on antibiotic use for the urgent management of pulpal- and periapical-related dental pain and intraoral swelling: a report from the American Dental Association. J Am Dental Assoc 2019;150:906-21.