narrow-spectrum antibiotic


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narrow-spectrum antibiotic

An antibiotic that is specifically effective against a limited group of microorganisms.
See also: antibiotic
References in periodicals archive ?
MEPS-HC respondents may report one or multiple conditions that each drug fill was intended to treat and respondents may report using both a broad- and a narrow-spectrum antibiotic to treat the same condition.
11]] An in-depth costing analysis at the two centres that adopted fidaxomicin as a first-line treatment revealed that in centre A the 5 recurrences that could be avoided for every 50 patients treated with the narrow-spectrum antibiotic would result in a cost saving of [pounds sterling]19,490, and in centre B, for the 10 recurrences avoided, a cost saving of [pounds sterling]121,144.
Broad-spectrum agents were widely thought to be more successful for curing an infection than narrow-spectrum antibiotics.
One reason that the AAP seems confident in recommending a narrow-spectrum antibiotic for AOM in an intact eardrum is that a large number of cases--84%--resolve spontaneously.
The majority of antibiotic prescriptions at all sites belonged to first-line, narrow-spectrum antibiotic groups (penicillin, amoxicillin, erythromycin) (Table 2A).
Only 10 of our 83 patients (12%) were infected with more than one organism, which suggests that narrow-spectrum antibiotic coverage might be as effective as a broad-spectrum agent.
Physicians who get a positive result can then target antibiotic therapy immediately by prescribing a narrow-spectrum antibiotic, reducing the risk of resistant organisms, he noted.

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