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. 2023 Aug 9;11(5):e00430-23. doi: 10.1128/spectrum.00430-23

TABLE 4.

Synergetic effect of subMICs RP557 and carbapenems against carbapenem-resistant Pseudomonas aeruginosa

Pseudomonas aeruginosa strain MIC (μg/mL) of combined use with RP557 (initial MIC)
Ertapenem Imipenem Meropenem
ATCC 27853 2 (4) 1 (4) 0.5 (0.5)
NCCP 16079 >256 (>2,048) 32 (256) >256 (>2,048)
D7 16 (128) 16 (64) 8 (32)
D16 16 (128) 16 (64) 8 (32)
D25 16 (256) 16 (256) 4 (32)
D26 16 (256) 16 (64) 4 (64)
B4 16 (128) 16 (128) 8 (32)