Novel approaches to decrease inappropriate ambulatory antibiotic use.

Area of Science:

• Public Health
• Infectious Diseases
• Health Policy

Background:

• Inappropriate antibiotic use in ambulatory care is a significant contributor to antibiotic resistance, a major public health threat.
• 30% to 50% of antibiotic prescriptions in U.S. ambulatory settings are estimated to be inappropriate.
• National goals aim to reduce inappropriate outpatient antibiotic use substantially.

Purpose of the Study:

• To review the epidemiology of antibiotic use in ambulatory care.
• To explore evidence-based and novel strategies for improving antibiotic prescribing in outpatient settings.

Main Methods:

• Leveraging behavioral science and social psychology principles.
• Implementing interventions such as peer comparison (audit-and-feedback) and accountable justification alerts.
• Reviewing existing literature on various antibiotic stewardship approaches.

Main Results:

• Peer comparison and accountable justification interventions reduced inappropriate antibiotic prescribing to 5% or less.
• Other effective strategies include precommitment posters, communication training, combined patient/clinician education, and clinical decision support.
• Commonly used methods like point-of-care testing and delayed prescriptions were found to be less effective or flawed.

Conclusions:

• Evidence-based interventions, including peer comparison and accountable justification, are effective in reducing inappropriate antibiotic prescribing.
• Clinicians, pharmacists, and health systems must collect prescribing data and implement targeted strategies.
• A multi-faceted approach involving education, communication training, and data-driven interventions is necessary to combat antibiotic resistance.