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beta-lactam antibiotic
(redirected from Betalactam antibiotics)

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antibiotic /an·ti·bi·ot·ic/ (-bi-ot´ik) a chemical substance produced by a microorganism, which has the capacity to inhibit the growth of or to kill other microorganisms; antibiotics sufficiently nontoxic to the host are used in the treatment of infectious diseases.
broad-spectrum antibiotic  one effective against a wide range of bacteria.
β-lactam antibiotic  any of a group of antibiotics, including the cephalosporins and the penicillins, whose chemical structure contains a β ring; they inhibit synthesis of the bacterial peptidoglycan wall.

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


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Comparative activities of betalactam antibiotics and quinolones for invasive Streptococcus pneumoniae isolates.
pneumoniae (PNSP), studies have demonstrated that at the individual level, previous use of betalactam antibiotics such as penicillin is an important risk factor (8-10).
This therapeutic approach is contrary to current guidelines, which recommend using betalactam antibiotics as first-choice therapy and reserving macrolides only for patients allergic to betalactams.
 
 
 
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