Table 4.

Efflux mechanisms in pneumococci not susceptible to ciprofloxacin

StrainDilution decreasea with:
GemifloxacinCiprofloxacinLevofloxacinSparfloxacinGrepafloxacinTrovafloxacin
122
28
3
4
52422
62
7242
822
948
102
112164
122422
132
14
15
1624
1724
182
192
202
212
222
23282
242
25242
26242
27
284842
  • a Number of dilutions decrease after incubation with reserpine (see Materials and Methods).