beta-lactam antibiotic

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beta-lactam antibiotic

n.
Any of a class of broad-spectrum antibiotics, such as the penicillins and the cephalosporins, that contain a beta-lactam ring.

beta-lactam antibiotic

any of a group of antibiotics, including the cephalosporins and the penicillins, whose chemical structure contains a beta-lactam ring.

beta-lactam antibiotic

Any of the antimicrobial drugs, such as penicillins or cephalosporins, that kill germs by interfering with the synthesis of bacterial cell walls.
Synonym: beta-lactam
See also: antibiotic
References in periodicals archive ?
Labels frequently carry brand names you might not recognize--Dynapen, Wymox, and Augmentin, to name a few, are all penicillin derivatives.
Beta-lactams are a broad class of antibiotics that includes all penicillin derivatives, cephalosporins, cephamycins and carbapenems.
In this initial report from the ongoing PROTEKT study, researchers analyzed the susceptibility of six common and atypical community-acquired RTI- causing bacteria to several current treatments including beta-lactams, penicillin derivatives like amoxycillin and commonly used macrolides such as azithromycin and clarithromycin.