Evaluation of Recombinant Factor XIII for Prevention of Bleeding in Patients With FXIII Inherited Deficiency
A Multi-Centre, Open-Label, Single-Arm and Multiple Dosing Trial on Efficacy and Safety of Monthly Replacement Therapy With Recombinant Factor XIII (rFXIII) in Subjects With Congenital Factor XIII Deficiency
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 3
Contacts and Locations
Study Locations
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Graz, Austria, 8036
- Novo Nordisk Investigational Site
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Klagenfurt, Austria, A-9020
- Novo Nordisk Investigational Site
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Wien, Austria, 1090
- Novo Nordisk Investigational Site
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Ontario
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Toronto, Ontario, Canada, M5G 1X8
- Novo Nordisk Investigational Site
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Helsinki, Finland, 00290
- Novo Nordisk Investigational Site
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Le Kremlin Bicetre, France, 94270
- Novo Nordisk Investigational Site
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Marseille, France, 13385
- Novo Nordisk Investigational Site
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Montpellier, France, 34295
- Novo Nordisk Investigational Site
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Bonn, Germany, 53127
- Novo Nordisk Investigational Site
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Braunschweig, Germany, 38118
- Novo Nordisk Investigational Site
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Duisburg, Germany, 47051
- Novo Nordisk Investigational Site
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Petach Tikva, Israel, 49100
- Novo Nordisk Investigational Site
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Tel-Hashomer, Israel, 52621
- Novo Nordisk Investigational Site
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Vicenza, Italy, 36100
- Novo Nordisk Investigational Site
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Barcelona, Spain, 08035
- Novo Nordisk Investigational Site
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Sevilla, Spain, 41013
- Novo Nordisk Investigational Site
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Zürich, Switzerland, 8091
- Novo Nordisk Investigational Site
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Aberdeen, United Kingdom, AB25 2ZN
- Novo Nordisk Investigational Site
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Birmingham, United Kingdom, B4 6NH
- Novo Nordisk Investigational Site
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Bradford, United Kingdom, BD9 6RJ
- Novo Nordisk Investigational Site
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Bristol, United Kingdom, BS2 8ED
- Novo Nordisk Investigational Site
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Liverpool, United Kingdom, L12 2AP
- Novo Nordisk Investigational Site
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London, United Kingdom, WC1N 3JH
- Novo Nordisk Investigational Site
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Newcastle upon Tyne, United Kingdom, NE1 4LP
- Novo Nordisk Investigational Site
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Arizona
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Phoenix, Arizona, United States, 85016-7710
- Novo Nordisk Investigational Site
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California
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Orange, California, United States, 92868
- Novo Nordisk Investigational Site
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Florida
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Tampa, Florida, United States, 33607
- Novo Nordisk Investigational Site
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Georgia
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Atlanta, Georgia, United States, 30322
- Novo Nordisk Investigational Site
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Massachusetts
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Boston, Massachusetts, United States, 02115
- Novo Nordisk Investigational Site
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Michigan
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Detroit, Michigan, United States, 48201
- Novo Nordisk Investigational Site
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East Lansing, Michigan, United States, 48823
- Novo Nordisk Investigational Site
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Minnesota
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Minneapolis, Minnesota, United States, 55404
- Novo Nordisk Investigational Site
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Ohio
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Columbus, Ohio, United States, 43205
- Novo Nordisk Investigational Site
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Oklahoma
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Oklahoma City, Oklahoma, United States, 73104
- Novo Nordisk Investigational Site
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Washington
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Seattle, Washington, United States, 98104
- Novo Nordisk Investigational Site
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Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Diagnosis of congenital FXIII A-subunit deficiency (confirmed by genotyping at screening visit)
- Treatment with regular FXIII replacement therapy initiated at least 6 months prior to screening and one of the following : a documented history of at least one 1 treatment-requiring bleeding episode prior to initiation of regular replacement therapy or a documented family history of FXIII congenital deficiency (only for subjects on regular replacement therapy prior to screening)
- Documented history of at least two 2 bleeding episodes requiring treatment with FXIII containing blood products within the last 12 months prior to screening (only for subjects receiving on-demand treatment prior to screening)
Exclusion Criteria:
- Known neutralizing antibodies (inhibitors) towards FXIII
- Any known congenital or acquired coagulation disorder other than congenital FXIII deficiency
- Documented history of at least 2 treatment-requiring bleeding episodes per year during previous regular replacement therapy with FXIII containing blood products (fresh frozen plasma (FFP), plasma-derived FXIII (pd FXIII) and cryoprecipitate)
- Known or suspected allergy to trial product(s) or related products
- Planned major surgery during the trial period. Catheter, ports and dental extractions do not count as surgeries and will not exclude the subject
- Renal insufficiency defined as current dialysis therapy
- Any history of confirmed venous or arterial thrombo-embolic events
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Prevention
- Allocation: Non-Randomized
- Interventional Model: Single Group Assignment
- Masking: None (Open Label)
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
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Experimental: rFXIII
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35 IU/kg body weight, i.v.
administration, once every 4 weeks
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What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
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Rate (Number Per Subject Year) of Bleeding Episodes Requiring Treatment With a FXIII Containing Product During the Treatment Period
Time Frame: For a period of 322 days (approximately one year) comprised of a screening visit (Visit 1), treatment period (Visits 2-15), unscheduled visit and end-of-trial visit (Visit 16).
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It represents the incidence of bleeding episodes requiring treatment with a FXIII-containing product.
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For a period of 322 days (approximately one year) comprised of a screening visit (Visit 1), treatment period (Visits 2-15), unscheduled visit and end-of-trial visit (Visit 16).
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Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
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Percentage of Subjects Having a Normal Clot Solubility One Hour After rFXIII Administration and 28 Days After rFXIII Administration for All Dosing Visits
Time Frame: For a period of 322 days (approximately one year) comprised of a screening visit (Visit 1), treatment period (Visits 2-15), unscheduled visit and end-of-trial visit (Visit 16).
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Blood samples for clot solubility drawn at each visit (1 hour before and after dose administration).
A clot solubility assay was used to screen for FXIII deficiency.
The assay is based on the ability of urea to dissolve fibrin clots that have not undergone FXIII-induced stabilization.
Normal blood clots generally remain stable for 24 hours or more, while clots in which fibrin molecules have not been cross-linked are soluble within minutes.
The outcome of the test is normal (FXIII present; a clot is observed in the test tube) or abnormal (FXIII absent or very low level; no clot in test tube).
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For a period of 322 days (approximately one year) comprised of a screening visit (Visit 1), treatment period (Visits 2-15), unscheduled visit and end-of-trial visit (Visit 16).
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Level of FXIII Activity One Hour After rFXIII Administration and 28 Days After rFXIII Administration for All Dosing Visits
Time Frame: For a period of 322 days (approximately one year) comprised of a screening visit (Visit 1), treatment period (Visits 2-15), unscheduled visit and end-of-trial visit (Visit 16).
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Subjects entered a 52-week treatment period of monthly (28±2 days) doses of 35 IU/kg rFXIII.
Blood samples for analysis of FXIII activity were drawn at each visit; at dosing visits blood was drawn 1 hour after administration and before administration(corresponding to 28 days after the previous dose).
All Dosing Visits are visits where a dose is given (i.e.
Visit 2-15 except Visit 3).
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For a period of 322 days (approximately one year) comprised of a screening visit (Visit 1), treatment period (Visits 2-15), unscheduled visit and end-of-trial visit (Visit 16).
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Number of Subjects With rFXIII Antibody Development
Time Frame: For a period of 322 days (approximately one year) comprised of a screening visit (Visit 1), treatment period (Visits 2-15), unscheduled visit and end-of-trial visit (Visit 16).
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Subjects receiving rFXIII were monitored for the development of binding antibodies.
Blood sampling was done before administration of trial product at all visits (Visits 1-16 and unscheduled visit)
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For a period of 322 days (approximately one year) comprised of a screening visit (Visit 1), treatment period (Visits 2-15), unscheduled visit and end-of-trial visit (Visit 16).
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Collaborators and Investigators
Sponsor
Sponsor
Publications and helpful links
General Publications
- Inbal A, Oldenburg J, Carcao M, Rosholm A, Tehranchi R, Nugent D. Recombinant factor XIII: a safe and novel treatment for congenital factor XIII deficiency. Blood. 2012 May 31;119(22):5111-7. doi: 10.1182/blood-2011-10-386045. Epub 2012 Mar 26.
- Brand-Staufer B, Carcao M, Kerlin BA, Will A, Williams M, Tornoe CW, Sandberg Lundblad M, Nugent D. Pharmacokinetic characterization of recombinant factor XIII (FXIII)-A2 across age groups in patients with FXIII A-subunit congenital deficiency. Haemophilia. 2015 May;21(3):380-385. doi: 10.1111/hae.12616. Epub 2015 Jan 21.
Helpful Links
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- F13CD-1725
- 2006-003148-51 (EudraCT Number)
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