Reliably susceptible:

• Penicillin

•  Amoxicillin/Ampicillin

• Vancomycin

• Linezolid.

Variably susceptible:

•  Fluoroquinolones

• Tetracycline.

Aminoglycosides used for synergy if no high-level resistance.

If urinary isolate, most are nitrofurantoin susceptible