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Enrolling by invitationPhase 2

Antithrombin to Improve Thromboprophylaxis and Reduce the Incidence of Trauma-Related Venous Thromboembolism

Key facts

Who runs it
Bryan Cotton
Where
Aurora, Houston, Jackson, Miami, and Nashville, United StatesSee the 5 sites
Trial code
Status
Enrolling by invitation
Phase
Phase 2
People taking part
314 people, planned
Started
27 Sept 2023
Expected to end
Sept 2027
Type of study
Interventional, 2 groupsOne group gets a placebo (a dummy treatment), for comparison.
Treatments tested
  • Thrombate infusion
  • Placebo
Record updated
9 October 2026

Who can take part

Age
18 years and older
Sex
Women and men
Healthy volunteers
Cannot take part

The registry criteria, word for word

Show all 13 criteriaShow less

Who can take part

  • Admission to trauma service
  • Polytraumatic injuries OR pelvic/long bone fracture
  • Planned admission to trauma ICU or step-down/SIMU setting (this includes STICU, SIMU/TIMU, BICU, and BIMU)
  • Informed consent obtained

Who cannot take part

  • Known hematologic or immunologic disorders
  • Known allergy to Antithrombin or it's components
  • Prisoners (defined as those directly admitted from correctional facility)
  • Known or suspected pregnancy
  • ≥ 20% total body surface area (TBSA) burned
  • Nonsurvivable head injuries
  • Known prehospital anticoagulant use
  • Patients initially placed on unfractionated heparin for thromboprophylaxis
  • Enrollment in another interventional study unless approved by Trial Principal Investigator

Where in United States

  • University of ColoradoAurora, United StatesEnrolling by invitation
  • The University of Texas Health Science Center at HoustonHouston, United StatesEnrolling by invitation
  • University of Mississippi Medical CenterJackson, United StatesEnrolling by invitation
  • Jackson Memorial Hospital/University of MiamiMiami, United StatesEnrolling by invitation
  • Vanderbilt University HospitalNashville, United StatesEnrolling by invitation

About the trial

What the trial wants to find out

The purpose of this study is to determine if additional interventions will assist with decreasing the risk and/or severity of thromboembolism (clotting complications) in patients who have experienced a major traumatic event.

The 2 groups in the trial

  • Thrombate infusionTreatment being tested
  • PlaceboPlacebo, for comparison

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?

Contact the study team: see the registry record → Contacts and Locations

Print a page for my doctor

Data and sources

Registry record
Listed on ClinicalTrials.gov.
Official title
Antithrombin to Improve Thromboprophylaxis and Reduce the Incidence of Trauma-Related Venous Thromboembolism (TRAIT)
Record updated
9 October 2026