TABLE 3.

Antimicrobial resistance of the Ahmedabad outbreak isolates of V. cholerae and E. coli

Antimicrobial	% Resistant strains (no. of strains screened)
	V. cholerae O1 (23)	V. cholerae O139 (9)	E. coli (24)
Amikacin	NDa	ND	4.16
Ampicillin	100	100	95.8
Ceftazidime	ND	ND	54.2
Ceftriaxone	ND	ND	66.7
Cephalothin	ND	ND	100
Chloramphenicol	21.7	0	66.7
Ciprofloxacin	0	0	79.2
Co-trimoxazole	100	0	91.7
Furazolidone	100	100	ND
Gentamycin	0	0	50
Kanamycin	ND	ND	83.3
Nalidixic acid	100	100	95.8
Neomycin	65.2	55.2	91.6
Norfloxacin	0	0	79.2
Streptomycin	95	0	95.8
Tetracycline	0	0	91.7

^aND, not done.