Vancomycin – Injection products

Recognized Interpretive Criteria

	Minimum Inhibitory Concentrations (mcg/mL)			Disk Diffusion (zone diameter in mm)
Pathogen	S	I	R	S	I	R
Staphylococcus spp. (Staphylococcus aureus and coagulase negative Staphlococcus)	M100 standard is recognized
Enterococcus  spp.	M100 standard is recognized
Streptococcus spp. β- Hemolytic Group	M100 standard is recognized
Streptococcus spp. Viridans group	M100 standard is recognized

S = Susceptible; I = Intermediate; R = Resistant

Exception to the recognized standard of CLSI M100

For this bacterium listed below, susceptibility test interpretive criteria are not recognized at this time:

Streptococcus pneumonia