This is a vaccine preventable and notifiable disease. Please contact medical officer of health as contact tracing and post exposure prophylaxis needs to be considered.
See individual drugs
Day 1: 10 mg/kg per day
Day 2-5: 5 mg/kg per day q24h
Clarithromycin 15 mg/kg per day divided bid
Duration: 5-7 days
Erythromycin 30-50 mg/kg per day as base divided tid or qid.
Duration: 14 days
Cotrimoxazole 6-12 mg TMP/kg per day divided bid
Duration: 10 days
Cotrimoxazole not preferred for Pertussis but may be used if intolerant to Macrolides.