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Gaucher Disease, Type 1Phase 3NCT02770625

Phase III Study of ISU302 in Patients With Type 1 Gaucher Disease

A Phase 3 study testing ISU302 in people with Gaucher Disease, Type 1, run by ISU Abxis Co., Ltd..

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 purpose of this study is to evaluate the safety and efficacy of ISU302 in patients with Type 1 Gaucher disease. Read more about this study

Who is it for?
Ages 2 years and older
Conditions the study is for
Gaucher Disease, Type 1
What is being tested?
ISU302
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
8 participants
Where
No sites listed yet
Study dates
Sep 2011to Aug 2014
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 2 years and older
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • Diagnosis of Type 1 GD.
  • Documented glucocerebrosidase deficiency.
  • GD-related anemia, defined as hemoglobin levels of at least 1 g/dL below the lower limit of normal for age and gender and one or more of the following 3 criteria:
  • At least moderate splenomegaly (2 to 3 cm below the left costal margin) by palpation,
  • GD-related thrombocytopenia, defined as a platelet count <90 x 109 platelets/L,
  • GD-related readily palpable enlarged liver.
Show all 10Show fewer
  • Not received treatment for GD (investigational products, miglustat, velaglucerase alfa, or imiglucerase) within 12 months prior to study entry.
  • Ability to comprehend and willing to sign the ICF.
  • Legal guardian (and patient if age appropriate) understood the nature of the procedure, was willing to comply with associated follow-up evaluations, and provided written informed consent and assent prior to the procedure.
  • Female patients of childbearing potential must had agreed to use a medically acceptable method of contraception at all the times during the study. Male patients must have used a medically acceptable method of birth control throughout their participation in the study and were required to report the pregnancy of a partner.

Who cannot join

  • Type 2 or 3 GD.
  • Splenectomy.
  • Antibody positive to ISU302 or imiglucerase during screening or the patient had experienced an anaphylactic reaction to ISU302 or imiglucerase. - Treatment with any non-GD-related investigational drug or medical device within 30 days prior to study entry; such use during the study was also not permitted.
  • Currently receiving red blood cell (RBC) growth factor (eg, erythropoietin) chronic systemic corticosteroids or received such treatment within the last 6 months.
  • Positive for human immunodeficiency virus (HIV) and hepatitis B or C.
  • Exacerbated anemia at screening (due to iron, folic acid, or vitamin B12 deficiency or infectious/immune-mediated cause).
  • Significant comorbidity(ies) that could affect study data or confounded the study results (eg, malignancies, primary biliary cirrhosis, autoimmune liver disease).
  • Pregnant or lactating female patients and those not willing to use highly effective barrier or medical method of contraception.

About this study

Official title: A Multicenter, Open-Label Phase III Study to Evaluate the Safety and Efficacy of ISU302 (Imiglucerase for Injection) in Patients With Type 1 Gaucher Disease

The purpose of this study is to evaluate the safety and efficacy of ISU302 in patients with Type 1 Gaucher disease.

Read the detailed description

The objectives of this clinical study were to evaluate the efficacy and safety of every other week (EOW) dosing of ISU302 at a dose of 60 U/kg as an effective glucocerebrosidase enzyme replacement therapeutic product in patients with Type 1 Gaucher disease (GD). Primary efficacy endpoint was the difference in hemoglobin concentration between baseline and Week 24. Secondary efficacy endpoints included assessment of platelet counts, spleen and liver volume, and biomarker levels in plasma at Week 24 compared to baseline; skeletal change and bone mineral density (BMD); and single-dose pharmacokinetic (PK) analysis. Secondary safety endpoints included the assessment of adverse events (AEs), vital signs, physical examination, and electrocardiogram (ECG); clinical safety laboratory analyses included serum chemistry, urinalysis, hematology and coagulation, and the measurement of anti-ISU302 antibodies.

Being tested
ISU302
Keywords
Type I Gaucher, ISU302, Imiglucerase
Medical subject headings
Gaucher Disease

What participants receive

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

  • ISU302Drug

    Also called Imiglucerase

    60 U/kg given intravenously

Study groups in NCT02770625
Study groupRoleWhat they receive
ISU302Experimental60 U/kg (once every 2 weeks for 6 months)
Receives: Drug: ISU302

What is being measured

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

  1. The Difference in Hemoglobin Concentration [g/dL]

    Measured: from baseline to Week 24

Secondary outcomes (9)
  1. Platelet Counts [10^3 Platelets/uL]

    Measured: from baseline to Week 24

  2. Spleen Volume

    Measured: from baseline to Week 24

  3. Liver Volume

    Measured: from baseline to Week 24

  4. Angiotensin-converting Enzyme Level

    Measured: from baseline to Week 24

  5. Chitotriosidase Level (Nmol/mL/hr)

    Measured: from baseline to Week 24

  6. Chemokine Ligand (CCL-18) Level [ng/mL]

    Measured: from baseline to Week 24

  7. Acid Phosphatase (ACP) Level (U/L)

    Measured: from baseline to Week 24

  8. Skeletal Status Improvement

    The number of participant who have the skeletal status diagnosed as Osteosclerosis

    Measured: from baseline to Week 24

  9. Change in Bone Mineral Density

    Measured: from baseline to Week 24

Timeline

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

  1. First posted12 May 2016 (estimated)
  2. Study startSep 2011
  3. Primary completionMar 2013
  4. Study completionAug 2014

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
8 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02770625
Sponsor's protocol ID
ISU302-004
Status last verified
Feb 2017
First submitted
7 May 2016
Last updated
12 Jul 2017
Data monitoring committee
No
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing ISU302 in people with Gaucher Disease, Type 1, run by ISU Abxis Co., Ltd..

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 10 inclusion and 8 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 12 Jul 2017. Status can change between updates, so confirm with the study contact before making plans.

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 12 Jul 2017). 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?

The Difference in Hemoglobin Concentration [g/dL] (time frame: from baseline to Week 24). 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 12 Jul 2017.

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