Spectrum Beta -

By destroying the antibiotic before it can reach its target, the bacteria continue to multiply, leading to infections that are significantly harder to treat and often require more toxic or expensive "last-resort" drugs like carbapenems. Global Prevalence and Public Health Impact

: Specifically third and fourth-generation variants, which are often "heavy hitters" in hospital settings. Monobactams : Such as aztreonam. Spectrum Beta

The World Health Organization (WHO) classifies ESBL-producing pathogens as a "highest priority" threat. The spread of these organisms is no longer confined to hospitals; they are increasingly found in: Extended-spectrum beta-lactamases - UpToDate By destroying the antibiotic before it can reach

At its core, "spectrum beta" resistance is a survival mechanism. Bacteria produce these enzymes to hydrolyze (break down) the chemical structure of . These include: Penicillins : The foundational class of antibiotics. These include: Penicillins : The foundational class of