Table 3.

Antibiotic susceptibility patterns of Vibrio cholerae toward different commonly used antibiotics

Antimicrobials	No. of strains	Susceptibility patterns
		Sensitive (%)	MIC (μg/ml)	MIC breakpoints for sensitive strains (μg/ml)	Resistant (%)	MIC (μg/ml)	MIC breakpoints for resistant strains (μg/ml)
Ampicillin	31	0	-	≤8	100	64	≥32
Cotrimoxazole	31	0	-	≤2/38	100	8/152	≥4/76
Tetracycline	31	100	2	≤4	0	-	≥16
Doxycycline	31	100	2	≤4	0	-	≥16
Chloramphenicol	31	96.77	8	≤8	3.23	32	≥32
Ciprofloxacin	31	93.55	0.5	≤1	6.45	4	≥4
Levofloxacin	31	100	0.5	≤2	0	-	≥8
Azithromycin	31	100	1	≤2	0	-	≥8