One shot before surgery may be enough to prevent infection

NCT ID NCT03283878

First seen Nov 20, 2025 · Last updated Apr 28, 2026 · Updated 18 times

Summary

This study looked at the best timing for antibiotics in adults having knee replacement surgery. About 1,770 people took part. The goal was to see if a single dose before surgery works as well as a full day of antibiotics to prevent joint infections.

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Contacts and locations

Locations

  • Augusta Health

    Fishersville, Virginia, 22939, United States

  • BaylorScott&White Research Institute

    Temple, Texas, 76508, United States

  • Cleveland Clinic

    Cleveland, Ohio, 44195, United States

  • Duke University Medical Center

    Durham, North Carolina, 27703, United States

  • Emory University

    Atlanta, Georgia, 30322, United States

  • Mississippi Bone and Joint Clinic

    Starkville, Mississippi, 39759, United States

  • NYU School of Medicine

    New York, New York, 10003, United States

  • Ohio State University

    Columbus, Ohio, 43210, United States

  • Rothman Institute

    Philadelphia, Pennsylvania, 19107, United States

  • University Of Mississippi Medical Center

    Jackson, Mississippi, 39216, United States

  • University Orthopaedic Associates, LLC

    Somerset, New Jersey, 08873, United States

  • University of California, San Francisco

    San Francisco, California, 94143, United States

  • University of Maryland St. Joseph Medical Center & Orthopedic Associates

    Towson, Maryland, 21204, United States

  • University of South Carolina

    Columbia, South Carolina, 29208, United States

Conditions

Explore the condition pages connected to this study.