Haemophilia BPhase 3NCT02263456
A Study to Compare the Pharmacokinetics and Safety of Replenine®-VF, Replenine® or Other Factor IX in Haemophilia B
A Phase 3 study testing Replenine®-VF (High Purity Factor IX) in people with Haemophilia B, run by Bio Products Laboratory at 7 sites in United Kingdom.
Trial summary
The purpose of this study is: to compare the pharmacokinetics of Replenine®-VF and Replenine® or any other high purity Factor IX concentrate, when given as a bolus dose of 75IU/kg. Read more about this study
- Who is it for?
- Ages 12 years and older
- Conditions the study is for
- Haemophilia B
- What is being tested?
- Replenine®-VF (High Purity Factor IX)
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- Not given
- Where
- 7 sitesUnited Kingdom
- Study dates
- Jul 1997to Sep 2001
- Phase
- Phase 3
- Are there results?
- None posted in the registry
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 12 years and older
- All sexes
- No healthy volunteers
- Child, Adult, Older adult
Who may be able to join
- Patients aged 12 years or over
- At least 20 exposures suffering from severe Haemophilia B and without inhibitors to Factor IX and on Replenine® or any other high purity Factor IX product
Who cannot join
- -
Trial locations and contacts
7 sites in 1 country.
7 sites in 1 country
United Kingdom7 sites
The North Hampshire Hospital, Aldermaston Road
Basingstoke
Addenbrooke's Hospital, Hills Road
Cambridge
University Hospital of Wales, Health Park
Cardiff
The Royal Free Hospital, Pond Street
Hampstead, London
Kingston General Hospital, Beverly Road
Hull
Leicester Royal Infirmary, Infirmary Square
Leicester
Lincoln County Hospital, Greetwell Road
Lincoln
About this study
Official title: An Open Study to Compare the Pharmacokinetics and Safety of Replenine®-VF and Replenine® or Any Other High Purity Factor IX Concentrate, in Severe Haemophilia B Patients.
The purpose of this study is:
- to compare the pharmacokinetics of Replenine®-VF and Replenine® or any other high purity Factor IX concentrate, when given as a bolus dose of 75IU/kg.
- to compare the 1st and 2nd pharmacokinetic assessments on Replenine®-VF (conducted 3 months apart) and recovery if patients changes batches.
- to evaluate Replenine®-VF in terms of clinical tolerance and safety in patients with severe haemophilia B.
- Conditions
- Haemophilia B
- Being tested
- Replenine®-VF (High Purity Factor IX)
- Medical subject headings
- Hemophilia B
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Replenine®-VF (High Purity Factor IX)Biological
| Study group | Role | What they receive |
|---|---|---|
| Current Factor IX | Active comparator | Not described Receives: Biological: Replenine®-VF (High Purity Factor IX) |
| Replenine®-VF | Experimental | Not described Receives: Biological: Replenine®-VF (High Purity Factor IX) |
What is being measured
The primary outcome is the main question the study is designed to answer.
Area under the concentration/time curve (AUC) for plasma Factor IX
Measured: Pre-dose, 10, 30 min, 1, 3, 6, 9, 12, 24, 30, 36, 50, 56 hr post-dose
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted13 Oct 2014 (estimated)
- Study startJul 1997
- Primary completionSep 2001
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Haemophilia BStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
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
Sponsor and investigators
- Lead sponsor
- Bio Products Laboratory
- Sponsor type
- University, hospital or other
- Responsible party
- Sponsor
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT02263456
- Sponsor's protocol ID
- RP9VFPK
- Status last verified
- Aug 2014
- First submitted
- 2 Sep 2014
- Last updated
- 13 Oct 2014
- Results posted
- No
Study at a glance
From the registry record, last updated by the sponsor on 13 Oct 2014. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- An Open Study to Compare the Pharmacokinetics and Safety of Replenine®-VF and Replenine® or Any Other High Purity Factor IX Concentrate, in Severe Haemophilia B Patients.
- ClinicalTrials.gov ID
- NCT02263456
- Acronym / sponsor ID
- RP9VFPK
- Conditions
- Haemophilia B
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Completed
- Lead sponsor
- Bio Products LaboratoryUniversity, hospital or other
- Study start
- Jul 1997
- Primary completion
- Sep 2001 (actual)
- First posted
- 13 Oct 2014 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The purpose of this study is:
- to compare the pharmacokinetics of Replenine®-VF and Replenine® or any other high purity Factor IX concentrate, when given as a bolus dose of 75IU/kg.
- to compare the 1st and 2nd pharmacokinetic assessments on Replenine®-VF (conducted 3 months apart) and recovery if patients changes batches.
- to evaluate Replenine®-VF in terms of clinical tolerance and safety in patients with severe haemophilia B.
Study design
- Primary purpose
- Treatment
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Current Factor IX | Active comparator | Biological: Replenine®-VF (High Purity Factor IX) |
| Replenine®-VF | Experimental | Biological: Replenine®-VF (High Purity Factor IX) |
Who may qualify
- Ages
- 12 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Child, Adult, Older adult
Key inclusion criteria (2 listed)
- Patients aged 12 years or over
- At least 20 exposures suffering from severe Haemophilia B and without inhibitors to Factor IX and on Replenine® or any other high purity Factor IX product
Key exclusion criteria (1 listed)
- -
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Replenine®-VF (High Purity Factor IX) | Biological | Current Factor IX, Replenine®-VF |
Primary outcome
Area under the concentration/time curve (AUC) for plasma Factor IX
Time frame: Pre-dose, 10, 30 min, 1, 3, 6, 9, 12, 24, 30, 36, 50, 56 hr post-dose
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 13 Oct 2014.
- Related InfoLink provided by the sponsor.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
The record lists no contact. Use the official record to reach the sponsor.
7 sites in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing Replenine®-VF (High Purity Factor IX) in people with Haemophilia B, run by Bio Products Laboratory at 7 sites in United Kingdom.
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 2 inclusion and 1 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 13 Oct 2014. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 7 sites in United Kingdom. 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?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
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?
Area under the concentration/time curve (AUC) for plasma Factor IX (time frame: Pre-dose, 10, 30 min, 1, 3, 6, 9, 12, 24, 30, 36, 50, 56 hr post-dose). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
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 13 Oct 2014.