Streptococcus agalactiae (Group B strep)
General Susceptibility

General Susceptibility

Reliable coverage:

  • Penicillin (PO/IV)
  • Amoxicillin (PO)/Ampicillin (IV)
  • Cloxacillin (IV)
  • Cephalexin (PO) (should NOT be used for complicated urinary infections/urosepsis)
  • Cefazolin (IV)

Following will cover but are excessively broad for Group B streptococcus:

  • Ceftriaxone/Cefotaxime
  • Amoxclav
  • Piptazo
  • Ertapenem
  • Meropenem
  • Vancomycin

Should not be used:

  • Azithromycin/Clarithromycin
  • Clindamycin