A patient needs antibiotic treatment for an artificial 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 treated with :: (A) Amoxicillin–clavulanic acid, (B) Aztreonam, (C) Cefazolin plus gentamicin, (D) Vancomycin
Answer is D. None