How NSAID and aspirin allergy labels affect medical care

Clinical Impact and Epidemiology of Nonsteroidal Anti-inflammatory Drug Allergies

NIH-funded research University of Washington · NIH-11308813

Looks at how reported allergies to NSAIDs (like aspirin) change the medicines people are given and their health outcomes.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionUniversity of Washington NIH-funded
Lab location1 site (Seattle, United States)
Project IDNIH-11308813 on NIH RePORTER

What this research studies

If I have a reported NSAID allergy, the team will use medical records to see how that label changes pain and heart treatment, including opioid prescriptions after surgery and aspirin use during heart attacks. They will compare large groups of patients with and without NSAID allergy labels and track outcomes like ongoing opioid use, cardiovascular events, and allergic reactions. The project also aims to identify clinical signs or test results that predict who truly has an immune-mediated NSAID allergy versus non-allergic side effects. The work combines electronic health record analysis with clinical allergy methods to clarify who needs to avoid NSAIDs.

Who could benefit from this research

Good fit: People with a documented or reported NSAID or aspirin allergy — especially those undergoing common surgeries or treated for acute coronary syndrome — are the primary candidates for this work.

Not a fit: People without any history of NSAID-related reactions or those not treated within the health systems analyzed may not directly benefit from this study.

Why it matters

Potential benefit: This could help more patients safely use effective NSAIDs and aspirin by removing incorrect allergy labels and avoiding unnecessary alternative drugs and their harms.

How similar studies have performed: Earlier de-labeling programs and smaller studies show many reported NSAID allergies are not true immune allergies and that clarifying labels can safely increase appropriate NSAID use, but large-scale outcome data are still limited.

Where this research is happening

Seattle, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.