Impact of Blood Transfusion on Antibiotic Levels in Trauma Patients

Antibiotic Concentrations After MassivE Transfusion (ACME) Study

Observational Brooke Army Medical Center · NCT06699901

This study looks at how blood transfusions affect the levels of antibiotics in trauma patients to see if we can improve their treatment.

Quick facts

Study typeObservational
Enrollment417 (estimated)
Ages18 Years and up
SexAll
SponsorBrooke Army Medical Center Federal
Locations2 sites (Aurora, Colorado and 1 other locations)
Trial IDNCT06699901 on ClinicalTrials.gov

What this trial studies

This observational study investigates how the volume of blood transfusions affects the plasma concentration of antibiotics in trauma patients. Participants who meet specific trauma criteria and receive certain antibiotics during their hospital stay will be enrolled, with a focus on those undergoing massive transfusions. Blood samples will be collected at multiple time points post-antibiotic infusion to analyze concentration variations. The study aims to enhance understanding of antibiotic dosing in severely wounded patients receiving blood products, utilizing statistical methods for data analysis.

Who should consider this trial

Good fit: Ideal candidates include hospitalized trauma patients receiving specific antibiotics and undergoing blood transfusions.

Not a fit: Patients under 18 years of age, pregnant individuals, or those who have received the same antibiotic recently will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved antibiotic dosing strategies for trauma patients, potentially reducing infection rates.

How similar studies have performed: While the specific relationship between blood transfusion volume and antibiotic concentration is not extensively studied, similar approaches in trauma care have shown promise in improving patient outcomes.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Receives ampicillin/sulbactam, cefazolin, cefepime, ceftriaxone, clindamycin, ertapenem, levofloxacin, metronidazole or pipercillin/tazobactam at any dose
* Hospitalized or anticipated hospital admission

Exclusion Criteria:

* Received the same antibiotic within the past 5 half-lives of the drug (e.g. received the same antibiotic during a recent interval)
* \<18 years of age
* Known pregnancy
* Known Prisoner

Where this trial is running

Aurora, Colorado and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Adverse Effects in the Therapeutic Use of Other and Unspecified Agents Affecting Blood Constituents
Last reviewed 2026-06-10 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.