Dabigatran as an Alternative Anticoagulant in Patients With Left Ventricular Assist Device (LVAD)

NCT ID: NCT02872649

Last Updated: 2016-08-19

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

PHASE2

Total Enrollment

16 participants

Study Classification

INTERVENTIONAL

Study Start Date

2013-01-31

Study Completion Date

2016-02-29

Brief Summary

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Patients with severe heart failure supported by left ventricular assist device (LVAD) require adequate long-term anticoagulant therapy. New oral anticoagulants such as the direct thrombin inhibitor dabigatran may represent an alternative to Coumarin for long-term anticoagulation.

In this pilot single-center study, thirty LVAD patients with stable renal function were scheduled to receive phenprocoumon or dabigatran for long-term anticoagulation after implantation of a HeartWare HVAD system following an open-label balanced parallel group design.

Detailed Description

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Conditions

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Thrombosis Bleeding

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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study medication

Dabigatran 110mg twice daily with normal renal function (glomerular filtration rate \>80 ml/min) Dabigatran 75mg twice daily with impaired renal function (glomerular filtration rate between 80 and 30 ml/min)

Group Type EXPERIMENTAL

Dabigatran

Intervention Type DRUG

control group

Phenprocoumon dosage according to INR

Group Type ACTIVE_COMPARATOR

Phenprocoumon

Intervention Type DRUG

Interventions

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Dabigatran

Intervention Type DRUG

Phenprocoumon

Intervention Type DRUG

Other Intervention Names

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Pradaxa Marcoumar Warfarin

Eligibility Criteria

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Inclusion Criteria

* LVAD (HVAD, Heartware Inc., Framingham, MA, USA) implantation more than one month ago
* Stable renal function (clinical judgement)
* Age 18 years or older
* Ability to give informed consent

Exclusion Criteria

* Severe chronic renal impairment (CL\<30)
* History of significant thromboembolic events
* Significant bleeding disorder
* HIV or Hepatitis C infection
* Heparin induced thrombocytopenia
* Known hypersensitivity to Dabigatran or Phenprocoumon
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Daniel Zimpfer, MD

OTHER

Sponsor Role lead

Responsible Party

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Daniel Zimpfer, MD

MD; Associate Professor of Cardiac Surgery; Principal Investigator

Responsibility Role SPONSOR_INVESTIGATOR

Locations

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Medical Univerity Vienna

Vienna, Vienna, Austria

Site Status

Countries

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Austria

References

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Andreas M, Moayedifar R, Wieselthaler G, Wolzt M, Riebandt J, Haberl T, Angleitner P, Schloglhofer T, Wiedemann D, Schima H, Laufer G, Zimpfer D. Increased Thromboembolic Events With Dabigatran Compared With Vitamin K Antagonism in Left Ventricular Assist Device Patients: A Randomized Controlled Pilot Trial. Circ Heart Fail. 2017 May;10(5):e003709. doi: 10.1161/CIRCHEARTFAILURE.116.003709.

Reference Type DERIVED
PMID: 28500254 (View on PubMed)

Other Identifiers

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2010-024534-38

Identifier Type: -

Identifier Source: org_study_id

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