Why Doctors Prescribe Antibiotics They Know Don't Work

Doctors have just 800 seconds to see a sick patient, and that crushing time pressure helps explain why antibiotics get prescribed when they shouldn't be.

Julia Szymczak, a medical sociologist at the University of Utah School of Medicine, studies why physicians sometimes give antibiotics for viral infections even though they know better. Her research reveals that the problem isn't about medical knowledge. It's about the very human pressures doctors face every single day.

The consequences of getting it wrong are serious. When doctors overuse antibiotics, bacteria evolve to resist them, creating superbugs that could cause tens of millions of extra deaths over the next 15 years from infections that used to be easy to treat.

Szymczak's work shows that doctors make these decisions under intense social and organizational pressures. They're racing against the clock with limited time per patient. They're dealing with diagnostic uncertainty because no perfect test exists to quickly tell viral from bacterial infections.

But here's where it gets more interesting. The relationship between doctors and patients plays a huge role too.

In outpatient clinics where most antibiotics are prescribed, doctors often feel pressure from patients who expect or want antibiotics. That dynamic, combined with time constraints, can override what physicians know about proper antibiotic use.

The Bright Side

Understanding these social factors opens the door to real solutions. Szymczak's recent work focuses on developing practical interventions that help doctors apply evidence-based guidelines in real-world conditions.

Japan has already proven this approach works. The country created an incentive program that shifts doctors' default behaviors in clinics, dramatically reducing antibiotic misuse by addressing these same organizational and social pressures.

The key insight is treating antibiotic prescribing as a social and systems problem, not just a knowledge problem. When healthcare systems give doctors more time, better diagnostic tools, and structures that support evidence-based decisions, prescription patterns improve.

This research also validates what many healthcare workers already feel: that doing the right thing requires more than just knowing what's right. It requires systems that support good decision-making under pressure.

By recognizing the human elements behind medical decisions, researchers and healthcare leaders can design better interventions that actually work in busy clinics. That means fewer unnecessary prescriptions, healthier patients, and progress against antibiotic resistance.

The fight against superbugs isn't just about biology—it's about understanding people, and that's where the hope lives.