ACTIVITIES OF POTENTIAL THERAPEUTIC AND PROPHYLACTIC ANTIBIOTICS AGAINST BLOOD CULTURE ISOLATES OF VIRIDANS GROUP STREPTOCOCCI FROM NEUTROPENIC PATIENTS RECEIVING CIPROFLOXACIN
All 47 sequential blood culture isolates of viridans group streptococci obtained from febrile neutropenic patients receiving quinolone prophylaxis were susceptible to vancomycin, teicoplanin, and imipenem. Resistance to benzylpenicillin (MIC for 50% of isolates [MIC50], 0.125 mug/ml) and ceftazidime (MIC50, 4 mug/ml) was common. Most isolates were susceptible to amoxicillin, co-amoxiclav (amoxicillin-clavulanic acid at a 2:1 ratio by weight), azlocillin, clarithromycin, and erythromycin, with azithromycin showing comparable activity. The MIC90 of sparfloxacin was 1 mug/ml; those for ciprofloxacin and ofloxacin were >16 and 16 mug/ml, respectively.
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UNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLANDUNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLAND
BEIGHTON, D
HARDIE, JM
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UNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLANDUNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLAND
HARDIE, JM
WHILEY, RA
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UNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLANDUNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLAND
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UNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLANDUNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLAND
BEIGHTON, D
HARDIE, JM
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UNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLANDUNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLAND
HARDIE, JM
WHILEY, RA
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h-index: 0
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UNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLANDUNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLAND