dự phòng viêm nội tâm mạc nhiễm khuẩn

Penicillin tolerant

Clarithromycin 500 mg POor Clindamycin 600 mg PO or

Cephalexin or Cefadroxil 2.0 g

1 h preprocedure

1 h preprocedure

Penicillin tolerant

Clindamycin 600 mg IV or

Cefazolin 1.0 g

preprocedure

Within 30 min preprocedure Within 30 min preprocedure

Penicillin tolerant

gentamicin 1.5 mg/kg IV/IM

(not to exceed 120 mg) followed 6 h later by Ampicillin 1 g IV/IM or Amoxicillin 1 g PO

and follow-up 6 h post

1st dose

+ gentamicin 1.5 mg/kg IV (not to exceed 120 mg)—complete infusions within 30 min of starting procedure

preprocedure

aHigh risk: prosthetic valve, history of endocarditis, surgically constructed systemic/pulmonary

shunts or conduits

(Adapted from Dajani AS et al. Prevention of bacterial endocarditis: recommendations by the

American Heart Association. JAMA 1997;277:1794-1801.)