antibiotic spectrum

an·ti·bi·ot·ic spec·trum

(antē-bī-otik spektrŭm)
The range of microorganisms that an antibiotic agent inhibits or kills.
See: antibiotic, antimicrobial agent, dental plaque, biofilm
References in periodicals archive ?
Additional considerations when treating CDI include stopping unnecessary antibiotics, shortening the antibiotic course, narrowing the antibiotic spectrum, and stopping acid-suppressive medication when possible, especially proton pump inhibitors.
Our study highlights antibiotic prescribing patterns in small hospitals and we found them to be similar to large hospitals, in terms of overall rates and antibiotic spectrum used.
When asked whether antibiotic spectrum was a consideration when prescribing an antibiotic, participants indicated that it was generally not as important as choosing a drug known to successfully treat the infection.
Short-course drugs such as azithromycin and the cephalosporins aren't recommended because they are expensive and have an unnecessarily broad antibiotic spectrum, he said.
Another concern is that oral antibiotics are treated as a single uniform treatment despite major differences in antibiotic spectrum, GI absorption, and CNS penetration.
Additionally we aim to characterise the antibiotic spectrum of reduced hBD-1 by using different antimicrobial assays.

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