What is the main concern with the overuse of broad-spectrum antibiotics?

The primary concern with the overuse of broad-spectrum antibiotics is that they can lead to the development of antibiotic-resistant bacteria. Broad-spectrum antibiotics are designed to target a wide range of bacteria, which means they not only kill the harmful pathogens causing an infection but also disrupt the normal flora of the body. This disruption can create an environment where resistant strains of bacteria can thrive since the competition from susceptible bacteria has been decreased.

As resistant bacteria develop, they can spread within the population and pose a significant public health challenge, making it more difficult to treat common infections. This is why stewardship around prescribing antibiotics is essential, as careful use of these medications can help preserve their effectiveness and mitigate the rise of resistance.

While broad-spectrum antibiotics may have their own costs, side effects, and effectiveness issues compared to narrow-spectrum antibiotics, the most pressing concern in medical practice revolves around the implications of antibiotic resistance, which could compromise future treatment options.