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  1. Development Resources

Ciprofloxacin Oral, Injection products

Exceptions or additions to the recognized standards

 

Minimum Inhibitory
Concentrations
(mcg/mL)

Disk Diffusion
(zone diameter in mm)

Pathogen

S

I

R

S

I

R

Streptococcus pneumoniae

≤1

 2

≥4

≥21

 16-20

≤15

Streptococcus spp. β-
Hemolytic Group

≤1

 2

≥4

≥21

 16-20

≤15

S = Susceptible; I = Intermediate; R = Resistant

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

Acinetobacter spp.

Other Non-Enterobacterales

Neisseria meningitidis

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