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In this section: Development Resources

Cefdinir - Oral products

Recognized Interpretive Criteria

Additional FDA-Identified Interpretive Criteria

	Minimum Inhibitory Concentrations (mcg/mL)			Disk Diffusion (zone diameter in mm)
Pathogen	S	I	R	S	I	R
Haemophilus influenza and parainfluenzae	M100 standard is recognized
Streptococcus pneumoniae	M100 standard is recognized			-	-	-
Streptococcus spp β- Hemolytic Group	≤ 1	2	≥ 4	≥ 20	17 - 19	≤ 16
Moraxella catarrhalis	≤ 1	2	≥ 4	≥ 20	17 - 19	≤ 16

S = Susceptible; I = Intermediate; R = Resistant

Exception to the recognized standard of CLSI M100

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

Enterobacterales

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