Search results
Results from the WOW.Com Content Network
Piperacillin with tazobactam is administered through an intravenous (IV) method, where it is infused into the bloodstream over a period of 30 minutes to 4 hours so that the medication is delivered slowly and steadily.
Piperacillin is a broad-spectrum β-lactam antibiotic of the ureidopenicillin class. [1] The chemical structure of piperacillin and other ureidopenicillins incorporates a polar side chain that enhances penetration into Gram-negative bacteria and reduces susceptibility to cleavage by Gram-negative beta lactamase enzymes.
Tazobactam is a pharmaceutical drug that inhibits the action of bacterial β-lactamases, especially those belonging to the SHV-1 and TEM groups. It is commonly used as its sodium salt, tazobactam sodium.
Monomethyl auristatin E is an antimitotic agent which inhibits cell division by blocking the polymerisation of tubulin.The linker to the monoclonal antibody is stable in extracellular fluid, but is cleaved by cathepsin once the conjugate has entered a tumor cell, thus activating the antimitotic mechanism.
β-Lactam antibiotics are indicated for the prevention and treatment of bacterial infections caused by susceptible organisms. At first, β-lactam antibiotics were mainly active only against gram-positive bacteria, yet the recent development of broad-spectrum β-lactam antibiotics active against various gram-negative organisms has increased their usefulness.
Tazobactam has little clinically relevant in vitro activity against bacteria due to its reduced affinity to penicillin-binding proteins; however, it is an irreversible inhibitor of some β-lactamases (certain penicillinases and cephalosporinases) and can covalently bind to some chromosomal and plasmid-mediated bacterial beta-lactamases.
Since muscle cramps are a frequent occurrence in MJD, axonal hyperexcitability has been considered to play a role in the disease. [ 6 ] [ 10 ] Research has demonstrated that the strength-duration time constant in MJD patients is significantly longer than in controls, and this corresponds to a significant reduction in rheobase.
Originally isolated from patients with otitis media, [7] A. xylosoxidans has since been periodically described as a pathogen of humans. In addition to otitis, it can cause a variety of other infections, including pneumonia, pharyngitis, peritonitis in association with catheters used for peritoneal dialysis, and urinary tract infections.