NCT03250247 (C-TRACT) is a NA clinical trial of Stents in Deep Vein Thrombosis, sponsored by Washington University School of Medicine.

Who is sponsoring NCT03250247?

NCT03250247 is sponsored by Washington University School of Medicine.

What drugs are being tested in NCT03250247?

Interventions in NCT03250247: Stents.

What condition does NCT03250247 study?

NCT03250247 studies Deep Vein Thrombosis, Venous Stasis, Venous Insufficiency, Venous Leg Ulcer, Venous Reflux, Post Thrombotic Syndrome.

Is NCT03250247 still recruiting?

NCT03250247 is currently active, enrolled. Last updated 28 January 2026.

Last reviewed 2026-01-28 · How we verify

NCT03250247: C-TRACT

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Chronic Venous Thrombosis: Relief With Adjunctive Catheter-Directed Therapy (The C-TRACT Trial)

Active, enrolled NA Last updated 28 January 2026

What this trial tests

NA trial testing Stents in Deep Vein Thrombosis in 225 participants. Participants enrolled and being followed up; not accepting new ones.

Timeline

2 July 2018

Primary endpoint
11 November 2025

27 April 2026

Quick facts

Lead sponsor	Washington University School of Medicine
Phase	NA
Status	Active, enrolled
Study type	INTERVENTIONAL
Allocation	randomized
Design	parallel
Masking	single
Primary purpose	treatment
Enrollment	225
Start date	2 July 2018
Primary completion	11 November 2025
Estimated completion	27 April 2026
Sites	29 locations across United States

Drugs / interventions tested

Stents

Conditions studied

Deep Vein Thrombosis — all drugs for Deep Vein Thrombosis →
Venous Stasis — all drugs for Venous Stasis →
Venous Insufficiency — all drugs for Venous Insufficiency →
Venous Leg Ulcer — all drugs for Venous Leg Ulcer →

Sponsor

Washington University School of Medicine

Who can join

18 and older, any sex, with Deep Vein Thrombosis or Venous Stasis. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

The purpose of this study is to determine if the use of image-guided, endovascular therapy (EVT) is an effective strategy with which to reduce Post Thrombotic Syndrome (PTS) disease severity and improve quality of life in patients with established disabling iliac-obstructive post thrombotic syndrome (DIO-PTS).

Publications & conference data

6 peer-reviewed publications reference this trial (live from Europe PMC):

Chronic Venous Disease of the Lower Extremities: A State-of-the Art Review.
Attaran RR, Carr JG. · · 2023 · cited 6× · PMID 39132527 · DOI 10.1016/j.jscai.2022.100538
Angioplasty or stenting for deep venous thrombosis.
Flumignan RL, Nakano LC, Flumignan CD, Baptista-Silva JC. · · 2025 · cited 4× · PMID 39968829 · DOI 10.1002/14651858.cd011468.pub2
A Clinical Trial of Venous Stent Placement for Post-thrombotic Syndrome: Current Status and Pandemic-related Changes.
Vedantham S, Parpia S, Kahn SR. · · 2022 · cited 3× · PMID 37261191 · DOI 10.15420/ver.2021.19
Mechanical Thrombectomy for Acute and Subacute Blocked Arteries and Veins in the Lower Limbs: A Health Technology Assessment.
Ontario Health . · · 2023 · cited 3× · PMID 36818453
Endovascular Therapy for Post-Thrombotic Syndrome - A Randomized Trial.
Vedantham S, Kahn SR, Marston WA, Weinberg I, et al · · 2026 · cited 2× · PMID 41972998 · DOI 10.1056/nejmoa2519001
A mapping review of Pacific Vascular Symposium 6 initiatives.
Moreno O, Kumar K, Lurie F, Passman MA, et al · · 2024 · PMID 38135216 · DOI 10.1016/j.jvsv.2023.101723

Verify or expand the search:

Other trials of Stents

Trials testing the same drug.

NCT02327312 — Multicenter Investigation of Trabecular Micro-Bypass Stents vs. Laser Trabeculoplasty · NA · terminated

Other recruiting trials for Deep Vein Thrombosis

Currently open trials in the same condition.

NCT06886516 — Apixaban in Thrombocytopenia · EARLY_PHASE1 · recruiting
NCT06842446 — Systematic Machine Learning Algorithm for Rapid Thrombosis Detection · NA · recruiting
NCT06581965 — inDividual, Targeted thrombosIS Prophylaxis Versus the Standard 'One Size Fits All' Approach in Patients Undergoing Tota · Phase 4 · recruiting
NCT06989255 — A Multi-center Cohort Study for Conventional Ultrasound Image Set Collection to Create a Data Set for Research Purposes. · recruiting
NCT06727669 — Longitudinal Cohort of Thrombosis and Hemostasis Diseases · recruiting

Other Washington University School of Medicine trials

Trials by the same sponsor.

NCT05521997 — Glutaminase Inhibition and Chemoradiation in Advanced Cervical Cancer · Phase 2 · not yet recruiting
NCT07101666 — Total Neoadjuvant Therapy With Short Course Radiation Therapy in Gastric Cancer · Phase 2 · not yet recruiting
NCT07200089 — Recombinant Human IL-7 (NT-I7) in Relapsed/Refractory Multiple Myeloma Following BCMA CAR-T Therapy (Cilta-cel) · Phase 1 · not yet recruiting
NCT07313592 — Whole Genome Sequencing (ChromoSeq®) for Acute Lymphoblastic Leukemia (ALL) Patients · not yet recruiting
NCT07419464 — 5-Fluorouracil Response and Optimization STudy (The FROST Trial) · Phase 2 · not yet recruiting

Verify against primary sources

ClinicalTrials.gov — authoritative US registry record
WHO ICTRP — international registry index
EU Clinical Trials Register
Sponsor press releases (Google)

Data sources for this page

Trial protocol + status: ClinicalTrials.gov NCT03250247 (US National Library of Medicine, public domain)
Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by Washington University School of Medicine
Last refreshed: 28 January 2026

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT03250247.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing