TABLE 3.

Percentage of C. botulinum type Ba strains inhibited across a range of MICs of 12 antimicrobial agents

Antimicrobial agent tested	Cumulative % C. botulinum type Ba strains (n = 12) with MIC (μg/ml)a of:
	≤0.50	≤1	≤2	≤4	≤8	≤16	≤32	≤64	≤128	≤256
AMCb	75		92	100
AMP	75		100
PEN	92	100
FEP				2	42		100
CTX		25	50	75			100
CRO	33	50	67	92	100
CXM			58	92	100
GEN							25	50	58	100
MXF	67	83	92		100
NAL					8	17	33		50	100
SXTc	58									100
VAN			8	33	75	100

^aMIC values determined by Etest method (AB Biodisk, Solna, Sweden).

^bConcentration represents the concentration of amoxicillin; amoxicillin and clavulanic acid were present at a ratio of 2/1.

^cConcentration represents concentration of trimethoprim; trimethoprim and sulfamethoxazole were present at a ratio of 1/19.