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HemorrhagePhase 3NCT02815670

Reversal Dabigatran Anticoagulant Effect With Idarucizumab

A Phase 3 study testing Idarucizumab in people with Hemorrhage, run by Boehringer Ingelheim at 2 sites in Russia.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The trial objective is to demonstrate the safety of idarucizumab, as assessed by the occurence of patients with drug related adverse events (including immune reactions) and all-cause mortality in paediatric venous thromboembolism patients treated with dabigatran in ongoing clinical trials who require emergency… Read more about this study

Who is it for?
Ages Up to 18 years
Conditions the study is for
Hemorrhage
What is being tested?
Idarucizumab
Could I receive a placebo?
No, everyone receives an active treatment
How many people
1 participants
Where
2 sitesRussia
Study dates
7 Sep 2016to 19 Oct 2019
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages Up to 18 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Who may be able to join

  • Patients taking dabigatran etexilate in the paediatric trials 1160.106 or 1160.108 are eligible for this trial if they meet the following criteria:
  • Group A:
  • Overt bleeding judged by the treating physician to require a reversal agent.
  • Currently taking dabigatran etexilate in the context of a clinical trial with dabigatran etexilate (1160.106 or 1160.108).
  • Male or female patients from 0 to less than 18 years of age at the time of informed consent/assent for participation in trial 1160.106 or in trial 1160.108.
  • Female patients of childbearing potential (defined as having experienced menarche) must have followed the contraception requirements according to the dabigatran trial 1160.106 or trial 1160.108 in which they are enrolled.
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  • Written informed consent provided by the patient (and/or the patient's legally accepted representative) and assent provided by the patient (if applicable) at the time of informed consent signature in accordance with Good Clinical Practice (GCP) and local legislation prior to admission to the trial. If the child is unable to give assent at the time of the emergency, the assent, when applicable will be obtained as soon as feasible.
  • Group B:
  • A condition requiring an emergency surgery or invasive procedure where adequate haemostasis is required. Emergency is defined as need for surgery or intervention within the following 8 hours.
  • Currently taking dabigatran etexilate in the context of a clinical trial with dabigatran etexilate (1160.106 or 1160.108).
  • Male or female patients from 0 to less than 18 years of age at the time of informed consent/assent for participation in trial 1160.106 or in trial 1160.108.
  • Female patients of childbearing potential (defined as having experienced menarche) must have followed the contraception requirements according to the dabigatran trial 1160.106 or trial 1160.108 in which they are enrolled.
  • Written informed consent provided by the patient (and/or the patient's legally accepted representative) and assent provided by the patient (if applicable) at the time of informed consent signature in accordance with GCP and local legislation prior to admission to the trial. If the child is unable to give assent at the time of the emergency, the assent, when applicable will be obtained as soon as feasible.

Who cannot join

  • Group A:
  • Patients with minor bleeding (e.g. epistaxis, haematuria) who can be managed with standard supportive care.
  • Patients with no clinical signs of bleeding.
  • Patients with body weight < 2.5 kg
  • Contraindications to trial medication including known hypersensitivity to the drug or its excipients; i.e. patients with hereditary fructose intolerance who may react to sorbitol.
  • Female patients who are pregnant, nursing, or who plan to become pregnant while in the trial.
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  • Group B:
  • A surgery or procedure which is elective or where the risk of uncontrolled or unmanageable bleeding is low.
  • Patients with body weight < 2.5 kg
  • Contraindications to trial medication including known hypersensitivity to the drug or its excipients; i.e. patients with hereditary fructose intolerance who may react to sorbitol.
  • Female patients who are pregnant, nursing, or who plan to become pregnant while in the trial.

Trial locations and contacts

2 sites in 1 country.

Russia2 sites
  • Children Rep.Clin.Hosp of MoH,Cardio Vas.surgery Dept, Kazan

    Kazan', 420138

  • Regional Clin.Hosp.1,Congen.heart defects&child.Cardiol.dept

    Tyumen, 625021

Other trials in Russia

About this study

Official title: Single Dose, Open Label, Uncontrolled, Safety Trial of Intravenous Administration of Idarucizumab to Paediatric Patients Enrolled From Ongoing Phase IIb/III Clinical Trials With Dabigatran Etexilate for the Treatment and Secondary Prevention of Venous Thromboembolism.

The trial objective is to demonstrate the safety of idarucizumab, as assessed by the occurence of patients with drug related adverse events (including immune reactions) and all-cause mortality in paediatric venous thromboembolism patients treated with dabigatran in ongoing clinical trials who require emergency surgery/urgent procedures or patients who have life-threatening or uncontrolled bleeding which requires urgent intervention, when rapid reversal of the anticoagulant effect of dabigatran is needed.

Conditions
Hemorrhage
Being tested
Idarucizumab
Medical subject headings
Hemorrhage

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • IdarucizumabDrug

Study groups in NCT02815670
Study groupRoleWhat they receive
IdarucizumabExperimentalNot described
Receives: Drug: Idarucizumab

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of Participants With Drug-related Adverse Events (AEs)

    Number of participants with drug-related adverse events (AEs) including immune reactions and all cause mortality during the trial.

    Measured: From vial 1 of Idarucizumab until prematurely discontinued of the trial, up to 25 days

Secondary outcomes (7)
  1. Percent Change of Coagulation Time for Diluted Thrombin Time (dTT) and Ecarin Clotting Time (ECT) at 30 Minutes Post-dose Compared With Pre-dose

    Percent change of coagulation time for diluted thrombin time (dTT) and ecarin clotting time (ECT) at 30 minutes (min) post-dose compared with pre-dose. Central blood sampling for dTT, ECT were to occur immediately prior to administration of each vial of Idarucizumab and post-dose at 30min, 4h, 12h and 24h.

    Measured: At immediately prior to administration of vial 1 of Idarucizumab and 30 minutes (min) post vial 2 administration.

  2. Time to Achieve Reversal of the Dabigatran Effect (Based on the Coagulation Time for dTT and ECT)

    Idarucizumab administration resulted in normalisation of dTT and ECT. Time to achieve reversal of anticoagulant effect of dabigatran based on the coagulation time for dTT and ECT, at any time point from the end of the second injection (vial 2) up to 24 hours (h). Reversal of the dabigatran effect at time t was defined as the 100 percent (%) *(pre-dose coagulation time - post-dose coagulation time at time t)/(pre-dose coagulation test - upper limit of normal).

    Values equal to or higher than 100% were interpreted as reversal. Central blood sampling for dTT, ECT were to occur immediately prior to administration of each vial of Idarucizumab and post-dose at 30min, 4h, 12h and 24h.

    Measured: From end of vial 2 of Idarucizumab up to 24h.

  3. Duration of Reversal of the Dabigatran Effect Sustained up to 24 Hours Post-dose (Based on the Coagulation Time for dTT and ECT)

    Duration of reversal, defined as the time period a patient remained completely reversed based on dTT and ECT, up to 24 hours post-dose or restarting the treatment of anticoagulation. Central blood sampling for dTT, ECT were to occur immediately prior to administration of each vial of idarucizumab and post-dose at 30min, 4h, 12h and 24h.

    Measured: From end of vial 2 of Idarucizumab up to 24h.

  4. Number of Participants With Cessation of Bleeding

    Measured: From vial 1 of Idarucizumab through vial 2 of Idarucizumab, up to 24h 30min.

  5. Number of Participants Per Bleeding Status During the Trial

    Numbers of participants whose bleeding had stopped, reduced, unchanged, worsened or not applicable during the trial were characterized.

    Measured: From vial 1 of Idarucizumab until prematurely discontinued of the trial, up to 25 days

  6. Number of Participants With Clinical Conditions Contributing to Bleeding During the Trial

    Number of participants with clinical conditions (trauma, surgery and use of antiplatelet) contributing to bleeding during the trial were characterized.

    Measured: From vial 1 of Idarucizumab until prematurely discontinued of the trial, up to 25 days

  7. Number of Participants Developing Treatment-emergent Antidrug Antibodies (ADA) With Cross Reactivity to Idarucizumab

    Measured: At day 25 post vial 2 of Idarucizumab administration, up to 1 day

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted28 Jun 2016 (estimated)
  2. Study start7 Sep 2016
  3. Primary completion19 Oct 2019
  4. Study completion19 Oct 2019

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
1 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02815670
Sponsor's protocol ID
1321.7
Other IDs
2015-002177-37, 2015
Status last verified
Mar 2020
First submitted
24 Jun 2016
Last updated
14 Apr 2020

Publications

  • Albisetti M, Schlosser A, Brueckmann M, Gropper S, Glund S, Tartakovsky I, Brandao LR, Reilly PA. Rationale and design of a phase III safety trial of idarucizumab in children receiving dabigatran etexilate for venous thromboembolism. Res Pract Thromb Haemost. 2017 Nov 17;2(1):69-76. doi: 10.1002/rth2.12053. eCollection 2018 Jan.

    PubMed 30046708

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Idarucizumab in people with Hemorrhage, run by Boehringer Ingelheim at 2 sites in Russia.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 13 inclusion and 11 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 14 Apr 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Russia. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 14 Apr 2020). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of Participants With Drug-related Adverse Events (AEs) (time frame: From vial 1 of Idarucizumab until prematurely discontinued of the trial, up to 25 days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02815670, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 14 Apr 2020.

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