Abstract:
:The efficacy of amoxycillin-clavulanic acid (10 and 15 mg/kg amoxycillin) and erythromycin (20 and 50 mg/kg) was assessed in a gerbil model of otitis media with effusion induced by beta-lactamase-producing Haemophilus influenzae. Animals were divided into groups receiving acetaminophen concomitantly or not receiving it. Treatment started 2 h post-middle ear inoculation and continued t.i.d. for up to three doses. Middle ear samples were obtained on day 2 post-inoculation. Amoxycillin-clavulanic acid showed significantly higher efficacy than erythromycin, regardless of acetaminophen administration (P<0.05). Amoxycillin-clavulanic acid middle ear concentrations exceeded the amoxycillin MIC (1/0.5 microg/ml) by 1.88-fold, whereas erythromycin concentrations were below MIC level of 4 microg/ml. Animals receiving acetaminophen showed significantly fewer polymorphonuclear cells and more Haemophilus organisms in the middle ear exudate.
journal_name
Int J Antimicrob Agentsjournal_title
International journal of antimicrobial agentsauthors
Parra A,Ponte C,Cenjor C,García-Olmos M,Giménez MJ,Aguilar L,Soriano Fdoi
10.1016/s0924-8579(03)00148-1subject
Has Abstractpub_date
2003-11-01 00:00:00pages
508-15issue
5eissn
0924-8579issn
1872-7913pii
S0924857903001481journal_volume
22pub_type
杂志文章abstract::Carbapenemase-producing (CP) Pseudomonas aeruginosa is rare compared with mutation-driven carbapenem-resistance, but this situation may be changing. A collection of CP P. aeruginosa isolates was characterized in this study. In 2016, 232 unduplicated carbapenem-resistant P. aeruginosa isolates, of which 71 (30.6%) carr...
journal_title:International journal of antimicrobial agents
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journal_title:International journal of antimicrobial agents
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journal_title:International journal of antimicrobial agents
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journal_title:International journal of antimicrobial agents
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