A patient needs antibiotic treatment for aificial valve, culture-positive infective enterococcal endocarditis. His medical history includes severe anaphylactic reaction to penicillin G during the past year. The best approach would be treatment with:
* Severe allergy to penicillins rule out the use of amoxicillin and cefazolin. * Vancomycin is highly effective against MRSA and enterococcal infections. * Drugs for VRSA and VRE (Vancomycin Resistant Enterococcus faecalis) include linezolid and daptomycin.
Amoxicillin-clavulanic acid
Aztreonam
Cefazolin plus gentamicin
Vancomycin
Cell Wall Synthesis Inhibitors