prevalence of multi-drug resistant salmonella typhi in ludhiana punjab.a total of 945 strains of s. typhi isolated from blood cultures during 1989 to 1994 were studied. their antibiotic susceptibility showed 580 (61.4%) of strains to be multidrug resistant. the 464 strains tested for their susceptibility to ciprofloxacin were all sensitive to the drug. twenty three (17.9%) of the 128 strains of s. paratyphi a were resistant to chloramphenicol. the sole isolate of s. paratyphi b was sensitive to all antibiotics tested.19969018985
multi drug resistant salmonella typhi in ludhiana (punjab).280 salmonella typhi strains isolated from suspected cases of enteric fever during the year 1990 were studied for susceptibility to the antimicrobial agents chloramphenicol, ampicillin, cotrimoxazole, gentamycin, kanamycin, amikacin, ciprofloxacin by kirby baur disc diffusion method. all were blood culture positive cases. 63 strains (21.9%) were found resistant to chloramphenicol, ampicillin, cotrimoxazole, but sensitive to the amino glycosides and ciprofloxacin. present study shows the prevalen ...19938354556
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