Atrioventricular heart block or carditis

Infection Prevention and Control

Routine Practices

Consult Infectious Diseases

Most Likely Pathogen

Borellia burgdorferi

Suggested Regimen

For patients greater than 8 years of age

OR

For patients less than 8 years of age:

OR

Ceftriaxone 50-75 mg/kg/day IV once daily for 14 - 21 days
Maximum: 2 gram /24h

Once patient is stabilized without ongoing symptoms or signs, can be switched to oral therapy as above to finish 14 - 21 days

IgE mediated Penicillin Allergy

Cefuroxime 30 mg/kg/24h PO divided q12h
Maximum: 1 gram /24h

OR

Ceftriaxone 50-75 mg/kg/day IV once daily for 14 - 21 days
Maximum: 2 gram /24h

Once patient is stabilized without ongoing symptoms or signs, can be switched to oral therapy as above to finish 14 - 21 days

Duration of Therapy

14 - 21 days