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Related to beta-lactam: beta-lactamase, Beta-lactam Ring


A class of broad-spectrum antibiotics that are structurally and pharmacologically related to the penicillins and cephalosporins.


(bā′tə-lăk′təm, bē′-)
1. A lactam composed of a four-membered ring, formed by intramolecular condensation of an amino acid in which the amino group is located at the beta position, or any compound containing this group.
2. A beta-lactam antibiotic.


(bā'tă lak'tam)
Class of broad-spectrum antibiotics structurally and pharmacologically related to penicillins and cephalosporins.
References in periodicals archive ?
Ramsey: The switch from second-line options to beta-lactams saved an estimated $780 per patient and close to $40,000 overall.
MRSA is vulnerable to beta-lactams when the bacterium's ability to make a building block for its cell wall is disabled.
The best evidence right now is that for simple cellulitis (no purulence, abscess, or exudate), treatment with a beta-lactam antibiotic is the best option.
The MaxSignal Beta-Lactam ELISA Test Kit was developed to ease these concerns and assure that food is free of beta-lactam antibiotic residues.
Synthetic Biologics is developing SYN-004, a novel second generation oral enzyme drug candidate, to be co- administered with commonly used IV beta-lactam antibiotics and is intended to protect the gastrointestinal microflora (microbiome) from the harmful effects of such antibiotics, thus potentially preventing C.
There also was no survival benefit for adding an aminoglycoside to a beta-lactam antibiotic among children who had the most severe illness, such as those who had PRISM (Pediatric Risk of Mortality) scores of 15 or higher or those who had absolute neutrophil counts of 100 cells or fewer per milliliter.
The beta-lactam structure in a molecule is something that many bacteria don't like at all.
For empirical antimicrobial therapy, national and international guidelines recommend the use of a combination therapy with a beta-lactam and a macrolide or fluroquinolone for patients requiring hospitalization.
Over 25 dispersed system formulations, 10 cyto-toxic products and 10 beta-lactam products
It analyzes milk samples and measures traces of beta-lactam, the main antibiotic used to treat cattle, in just five minutes.
In those persons being treated as outpatients with risk factor(s) for DRSP, the use of a respiratory fluoroquinolone (moxifloxacin, gemifloxacin or levofloxacin) or a beta-lactam (high-dose amoxicillin or amoxicillin-clavulanate) plus a macrolide is preferred.

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