Dental Abscess

Micro Organisms

Streptococcus spp, Anaerobes

Duration

5 Days

1st line

Important: Therapy

Oral Phenoxymethylpenicillin 1g 6 hourly

Or

Oral Amoxicillin 500mg 8 hourly

If spreading infection or pyrexia

ADD oral Metronidazole 400mg 8 hourly 

Penicillin allergy

Important: Therapy

Oral Metronidazole 400mg 8 hourly

Important: Notes

Ref: SDCEP Drug Prescribing in Dentistry (but higher metronidazole dosing)