7.2.11 β-Lactam Beta-lactam is a common class of antibiotics, which are bactericidal agents including penicillin, amoxicillin, cephalosporins, and their derivatives. The core part of the structure contains beta-lactam, a four-membered cyclic ring, and it works by interrupting the formation of the...
or β-lactam ˌbāt-ə-ˈlak-ˌtam, chiefly British ˌbē-tə- : any of a large class of natural and semisynthetic antibiotics (as the penicillins and cephalosporins) with a lactam ring Dictionary Entries Near beta-lactam beta interferon beta-lactam beta-lactamase See More Nea...
beta -Lactams of the formula AND PHARMACEUTICALLY ACCEPTABLE NONTOXIC SALTS THEREOF WHEREIN A is hydrogen or alkyl of 1 to 4 carbon atoms; B is phenyl, methylphenyl, chlorophenyl, hydroxyphenyl or cyclohexa-1,4-dien-1-yl; R is a moiety of the formula WHEREIN E is hydrogen -OH or -O-...
beta-lactam antibiotic (redirected fromBeta-lactam antibiotics) Medical Encyclopedia Related to Beta-lactam antibiotics:beta-lactamase,Aminoglycosides n. Any of a class of broad-spectrum antibiotics, such as the penicillins and the cephalosporins, that contain a beta-lactam ring. ...
β-内酰胺类抗生素(Betalactamantibiotics)Section1betalactamantibiotics1.Overview:betalactamantibioticsrefertothemoleculescontainingbetalactamrings.Accordingtothebetalactamringisconnectedandconnectedtootherheterocyclicchemicalstructuresofheterocycles,betalactamantibioticscanbedividedinto:penicillins,cephalosporins(Penicillins)(...
One of the most commonly utilized groups of antimicrobial agents is the beta-lactam class of antibiotics. Although this class is comprised of a wide variety of agents, all beta-lactams share a similar structure, including a beta-lactam ring, which contributes to their mechanism of action (Beau...
内容提示: β-内酰胺类抗生素(Beta lactam antibiotics) Section 1 beta lactam antibiotics 1. Overview: beta lactam antibiotics refer to the molecules containing beta lactam rings. According to the beta lactam ring is connected and connected to other heterocyclic chemical structures of heterocycles, beta...
This chapter describes the drug–drug interactions of the beta-lactam antibiotics: penicillins, cephalosporins, carbapenems, and monobactams. The beta-lactam antibiotics are a large class of diverse compounds used clinically in oral, parenteral, and inhaled dosage formulations. The beta-lactam antibiot...
Figure 2: β-Lactam structure and cross-reactivity β-Lactam antibiotics include penicillins, cephalosporins, carbapenems, and monobactams. Cross-reactivity is possible through the core β-lactam ring, adjacent thiazolidine (pe...
Prolonged infusions of beta-lactam antibiotics---β-内酰胺类抗生素的延长输注 β-内酰胺类抗生素的灭菌作用存在时间依赖性。对于β-内酰胺类抗生素,延长输注比短期输注能更有效地达到药物效应动力学有效性目标。因此,延长药物输注时间...