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Dabigatran Etexilate: A Review in Pediatric Venous Thromboembolism
1Springer Nature, Private Bag 65901, Mairangi Bay, Auckland, 0754, New Zealand. demail@springer.com.
Insights
Dabigatran etexilate is a safe and effective oral anticoagulant for treating pediatric venous thromboembolism (VTE). Studies show it is non-inferior to standard care and well-tolerated, offering a convenient option for children.
Area of Science:
- Pediatric Hematology
- Pharmacology
- Clinical Trials
Background:
- Venous thromboembolism (VTE) is rare but more common in hospitalized children, especially with central venous access.
- Direct oral anticoagulants (DOACs) offer new treatment avenues for pediatric VTE.
- Dabigatran etexilate is approved for VTE treatment and prevention in pediatric patients.
Purpose of the Study:
- To evaluate the efficacy and safety of dabigatran etexilate in pediatric patients with acute VTE.
- To compare dabigatran etexilate with standard of care (SOC) for VTE treatment outcomes.
- To assess the long-term safety and recurrence rates of VTE with dabigatran etexilate.
Main Methods:
- An open-label, phase 2b/3 clinical trial was conducted for VTE treatment.
- A single-arm phase 3 study assessed safety and recurrence over 12 months.
- Primary endpoint included thrombus resolution, freedom from recurrent VTE, and VTE-related death.
Main Results:
- Dabigatran etexilate demonstrated non-inferiority to SOC for the primary composite endpoint in acute VTE treatment.
- Recurrent VTE events were infrequent in the phase 3 safety study over 12 months.
- The drug was generally well-tolerated, with mostly minor bleeding events comparable to SOC.
Conclusions:
- Dabigatran etexilate is a valuable and convenient treatment option for pediatric VTE.
- It offers comparable efficacy and safety to standard treatments.
- Further data will continue to support its role in managing pediatric VTE.
Abstract:
Although rare in children, venous thromboembolism (VTE) is markedly more likely in hospitalized patients, particularly with the use of central venous access devices. Dabigatran etexilate (Pradaxa®) is one of the first direct non-vitamin K antagonist oral anticoagulants (DOAC) approved for use in pediatric patients. It is approved in the EU and USA for the treatment of VTE in patients who have been treated with a parenteral anticoagulant for ≥ 5 days, and for the prevention of recurrent VTE. In an open-label, phase 2b/3 clinical trial in pediatric patients with acute VTE treated for ≈ 3 months, dabigatran etexilate was non-inferior to standard of care (SOC) treatment for the primary composite endpoint of complete thrombus resolution, freedom from recurrent VTE and VTE-related death. In a single-arm phase 3 safety study, few patients experienced recurrent VTE with ≤ 12 months of anticoagulation with dabigatran etexilate. Dabigatran etexilate was generally well tolerated in both studies; bleeding events were mostly minor and, in the phase 2b/3 study, occurred at a similar incidence to SOC. Although further data will be useful, dabigatran etexilate is a valuable and convenient treatment option in pediatric VTE.
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