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Systemic SclerodermaPhase 2NCT01047072

Low-Dose Conditioning Followed by Donor Stem Cell Transplant in Treating Patients With Severe Systemic Sclerosis

A Phase 2 study testing fludarabine phosphate, total-body irradiation and tacrolimus in people with Systemic Scleroderma, run by Fred Hutchinson Cancer Research Center/University of Washington Cancer Consortium at 1 site in United States.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

The purpose of the study is to see how well reduced intensity conditioning followed by a stem cell transplant from a donor (allogeneic) works in treating patients with severe systemic sclerosis. Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
Systemic Scleroderma
What is being tested?
fludarabine phosphate, total-body irradiation and tacrolimus
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
1 siteUnited States
Study dates
Start not givento Sep 2017
Phase
Phase 2
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 18 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients with severe SSc as defined by the American College of Rheumatology and at high-risk for a fatal outcome based on the following prognostic factors from groups 1-5:
  • Group 1: Patients with 1) both a. and b. below; and 2) at least one of c., d. or e:
  • a. Diffuse cutaneous scleroderma with skin score of >= 16 (modified Rodnan skin scale)
  • b. Duration of systemic sclerosis =< 5 years from the onset of first non-Raynaud's symptom
  • c. Presence of interstitial lung disease with FVC or DLCOcorr =< 70% of predicted and evidence of alveolitis (abnormal bronchoalveolar lavage [BAL] or high resolution chest computed tomography [CT] scan)
  • d. Left heart failure with left ventricular ejection Fraction (LVEF) < 50% or pericardial effusion (mild-moderate) or 2nd or 3rd Atrial-Ventricular (AV) block; Myocardial disease not secondary to SSc must be excluded by a cardiologist
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  • e. History of SSc-related renal disease that is not active at the time of screening; History of scleroderma hypertensive renal crisis is included in this criterion
  • Group 2: Patients will have progressive pulmonary disease as the primary indication for transplant as defined by a decrease in the FVC or DLCO by 15 percent or greater in the previous 12-month period. In addition, patients may have either less skin involvement than group 1 (mRSS < 16) if they have a history of diffuse cutaneous disease and the FVC or DLCOcorr is < 70% or both FVC and DLCOcorr >= 70% if they have diffuse cutaneous disease (mRSS > 16) at screening for the study; Patients must also have evidence of alveolitis as defined by abnormal chest CT or BAL
  • Group 3: Have progressive active SSc after prior autologous HCT based on the presence of progressive pulmonary disease; This will be defined by a decrease in the FVC since prior autologous transplant by 10 percent or greater, or DLCO since prior autologous transplant by 15 percent or greater in addition to evidence of alveolitis as defined by chest CT changes or BAL; If patients had prior autologous HCT on the SCOT clinical trial, they must have failed based on the defined study endpoints and be approved by the protocol principal investigator (PI)
  • Group 4: Patients who meet group 1 inclusion criteria but have FVC or DLCO < 70% plus have had an adverse event to cyclophosphamide preventing its further use (i.e., hemorrhagic cystitis, leucopenia with WBC, 2000 or ANC < 1000 or platelet count < 100,000 and other adverse events)
  • Group 5: Diffuse scleroderma with disease duration =< 2 years since development of first sign of skin thickening plus modified Rodnan skin score >= 25 plus ESR > 25 mm/1st hour and/or Hb < 11 g/dL not explained by causes other than active scleroderma.
  • Unless patients have a DLCOcorr less than 45%, patients must have failed either oral or intravenous cyclophosphamide regimen defined as:
  • IV cyclophosphamide administration for > 6 months or a total cumulative IV dose of 6 g/m^2, or
  • oral cyclophosphamide administration for > 6 months regardless of dose, or
  • combination of oral and IV cyclophosphamide for > 6 months independent of dose
  • Patient must have a sibling who is a) HLA-identical and b) could serve as a donor of a peripheral blood stem cell graft to be placed on the transplant arm or an unrelated donor matched at HLA-A, B, C, DRB1 and DQB1. Patients without an HLA-identical sibling or an HLA-matched unrelated donor that meet the above criteria will be placed on the non-transplant arm
  • DONOR:
  • The donor must be an HLA-identical sibling of the patient or an HLA-matched unrelated donor.
  • If the donor has reached the age of assent, then they must have completed the local institutional review board (IRB) assent process.
  • Donor must consent to G-CSF administration and to leukapheresis for HSC collection.
  • Donor must have adequate veins for leukapheresis or agree to placement of central venous catheter (femoral, subclavian).
  • Age 12-75 years; Pediatric donors must be > 50 kg body weight.

Who cannot join

  • Eligible for the NIH-sponsored randomized clinical trial (SCOT)
  • Fertile men or women unwilling to use contraceptive techniques during and for 12 months or until immunosuppression is discontinued following transplantation
  • Evidence of ongoing active infection
  • Pregnancy
  • Subjects with pulmonary, cardiac, hepatic, or renal impairment that would limit their ability to receive therapy and compromise their survival. This includes but is not restricted to, subjects with any of the following:
  • Severe pulmonary dysfunction defined as:
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  • A hemoglobin corrected DLCOcorr < 30% or FVC < 40% of predicted; or
  • O2 saturation < 92% at rest without supplemental oxygen; or
  • PO2 < 70 mmHg or pCO2 > 50 mmHg without supplemental oxygen
  • Significant uncontrolled pulmonary hypertension defined as:
  • Pulmonary artery peak systolic pressure > 45 mmHg by echocardiogram and mean pulmonary artery pressure by right heart catheterization exceeding 32 mmHg at rest or 42 mm Hg during exercise; or
  • New York Heart Association (NYHA)/World Health Organization (WHO) classification for pulmonary hypertension, Class III or IV
  • Cardiac: Uncontrolled clinically significant arrhythmias; clinical evidence of significant cardiac disease (NYHA Class III or IV); LVEF < 40% by echocardiogram
  • Significant renal pathology, defined as:
  • Estimated CrCl < 60 mL/min (using Cockcroft-Gault formula based on actual body weight) or serum creatinine > 2.0 mg/dL OR
  • Active, untreated SSc renal crisis at the time of enrollment
  • Active hepatitis or liver biopsy evidence of cirrhosis or periportal fibrosis. Total bilirubin > 2.5 x the upper limit of normal (and not related to Gilbert's syndrome) and/or Alanine aminotransferase (ALT) and aspartate aminotransferase (AST) > 4 x the upper limit of normal
  • Patients with poorly controlled hypertension
  • Patients whose life expectancy is severely limited by illness other than autoimmune disease
  • DONOR:
  • Identical twin of patient
  • Female donors who are pregnant (positive B-HCG) or breastfeeding
  • Infection with human immunodeficiency virus (HIV) or active viral hepatitis (B or C)
  • Known allergy to G-CSF
  • Current serious systemic illness
  • Uncontrolled bacterial, viral or fungal infection (currently taking medication and progression of clinical symptoms)
  • Donors receiving experimental therapy or investigational agents
  • Donors with cancer other than treated basal cell or carcinoma in situ of cervix; Cancer treated with curative intent > 2 years previous will be reviewed on a case-by-case basis by a Protocol Chair or Medical Monitor

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Fred Hutchinson Cancer Research Center/University of Washington Cancer Consortium

    Seattle, Washington, 98109

Other trials in United States

About this study

Official title: Phase II Clinical Trial of Allogeneic Hematopoietic Cell Transplantation After Nonmyeloablative Conditioning for Patients With Severe Systemic Sclerosis

The purpose of the study is to see how well reduced intensity conditioning followed by a stem cell transplant from a donor (allogeneic) works in treating patients with severe systemic sclerosis. In an allogeneic stem cell transplant procedure, stem cells are taken from a healthy donor and transplanted into the patient. Stem cells can be donated by a family member or an unrelated donor who is a complete tissue type match.

Read the detailed description

PRIMARY OBJECTIVES:

  1. To evaluate the overall effects of allogeneic hematopoietic cell transplantation (HCT) in systemic sclerosis (SSc).

II. To assess the potential efficacy, in terms of event-free survival (EFS) at 2 (part 1) and 5 (part 2) years, of allogeneic HCT as treatment for patients with severe SSc.

SECONDARY OBJECTIVES:

  1. To evaluate the rate of complications of allogeneic HCT after nonmyeloablative conditioning including the incidence of graft rejection, regimen-related toxicities, severe acute and chronic graft-vs-host disease (GVHD), infectious complications, treatment-related mortality (TRM), and overall survival.

II. To evaluate treatment effects on disease activation/progression, as indicated by measures of cardiac, pulmonary, gastrointestinal and renal function, as well as skin thickness, overall functional assessment (SHAQ), use of concomitant disease-modifying antirheumatic drugs (DMARDs), and occurrence of myositis.

III. To evaluate disease responses after nonmyeloablative conditioning and allogeneic HCT or immunomodulatory therapy, assessing skin disease by modified Rodnan Skin Score (mRSS), pulmonary function as measured by diffusing capacity of the lung for carbon monoxide (DLCO) and forced vital capacity (FVC), Modified Scleroderma Health Assessment Questionnaire (SHAQ), and Quality of Life using Short Form 36 (SF36).

IV. To evaluate, by mechanistic studies, of the effect of allogeneic HCT on dermal fibrosis and vasculopathy.

  1. To evaluate the late complications of allogeneic HCT after nonmyeloablative conditioning including the incidence and prevalence of chronic GVHD and time to discontinue immunosuppression, infectious complications, TRM and overall survival.

VI. To evaluate the treatment effects on disease activation/ progression, as indicated by measures of cardiac, pulmonary, gastrointestinal and renal function, as well as skin thickness, overall functional assessment (SHAQ), use of concomitant DMARDs, and occurrence of myositis.

VII. To evaluate disease responses after nonmyeloablative conditioning and allogeneic HCT or immunomodulatory therapy, assessing skin disease by modified Rodnan Skin Score (mRSS), pulmonary function as measured by DLCO and FVC, Modified Scleroderma Health Assessment Questionnaire (SHAQ), and Quality of Life using Short Form 36 (SF36).

OUTLINE: Patients are assigned to 1 of 2 treatment arms and receive nonmyeloablative conditioning followed by an allogeneic peripheral blood stem cell transplantation. Treatment in both arms continues in the absence of disease progression of unacceptable toxicity.

ARM I (transplant): Patients receive fludarabine intravenously (IV) on days -4 to -2. Patients undergo total-body irradiation on day 0. Patients then undergo peripheral blood stem cell transplantation on day 0. Patients receive GVHD prophylaxis comprising tacrolimus orally (PO) twice daily on days -3 to 180 and taper and mycophenolate mofetil PO three times daily on days 0-28 and then twice daily until day 180 and taper.

ARM II (nontransplant): Patients will receive immunosuppressive therapy based on their history. The 3 options that they may receive include 1.)mycophenolate mofetil PO twice daily for 16 months, 2.) Rituximab IV on days 1 and 15 and then repeated at 6 months, and 3.) Cyclophosphamide IV at 28-32 day intervals or orally once daily for 16 months.

After completion of study treatment, patients are followed up periodically for 5 years.

Keywords
Scleroderma, systemic sclerosis, allogeneic hematopoietic stem cell transplantation
Medical subject headings
Scleroderma, Systemic, Scleroderma, Diffuse

What participants receive

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

  • fludarabine phosphateDrug

    Also called 2-F-ara-AMP, Beneflur, Fludara

    Given IV

  • total-body irradiationRadiation

    Also called TBI

    Undergo total-body irradiation

  • tacrolimusDrug

    Also called FK 506, Prograf

    Given orally

  • mycophenolate mofetilDrug

    Also called Cellcept, MMF

    Given orally

  • rituximabBiological

    Also called IDEC-C2B8, IDEC-C2B8 monoclonal antibody, Mabthera, MOAB IDEC-C2B8

    Given IV

  • cyclophosphamideDrug

    Also called CPM, CTX, Cytoxan, Endoxan

    Given orally

  • nonmyeloablative allogeneic hematopoietic stem cell transplantationProcedure or surgery

    Undergo transplantation

  • peripheral blood stem cell transplantationProcedure or surgery

    Also called PBPC transplantation, PBSC transplantation, peripheral blood progenitor cell transplantation, transplantation, peripheral blood stem cell

    Undergo transplantation

Study groups in NCT01047072
Study groupRoleWhat they receive
Arm I (transplant)ExperimentalPatients receive fludarabine IV on days -4 to -2. Patients undergo total-body irradiation on day 0. Patients then undergo peripheral blood stem cell transplantation on day 0. Patients receive GVHD prophylaxis comprising tacrolimus PO twice daily on days -3 to 180 and taper and mycophenolate mofetil PO three times daily on days 0-28 and then twice daily until day 180 and taper.
Receives: Drug: fludarabine phosphate; Radiation: total-body irradiation; Drug: tacrolimus; Drug: mycophenolate mofetil; Procedure: nonmyeloablative allogeneic hematopoietic stem cell transplantation; Procedure: peripheral blood stem cell transplantation
Arm II (nontransplant)Active comparatorPatients receive mycophenolate mofetil PO twice daily for 16 months, rituximab IV on days 1 and 15 and then repeated at 6 months, and cyclophosphamide IV at 28-32 day intervals or orally once daily for 16 months.
Receives: Drug: mycophenolate mofetil; Biological: rituximab; Drug: cyclophosphamide

What is being measured

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

  1. Event-free survival

    Measured: 2 years

Secondary outcomes (11)
  1. Event-free survival

    Measured: 5 years

  2. Overall survival

    Measured: 2 years

  3. Overall survival

    Measured: 5 years

  4. Time to progression

    Measured: 2 years

  5. Time to progression

    Measured: 5 years

  6. Incidence of initiation of any SSC disease-modifying therapy other than that specified in the protocol treatment arms

    Measured: Up to 5 years

  7. Incidence of definite and probable viral, fungal, and bacterial infections

    Measured: Up to 5 years

  8. Median time to engraftment as defined as having greater than or equal to 5% donor T cells in the peripheral blood (donor T cell chimerism)

    Measured: From date of transplant to time of engraftment

  9. Rate of primary graft failure

    Measured: Day 56

  10. Rate of secondary graft failure

    Measured: 1 year

  11. Probability of acute and chronic GVHD

    Measured: Up to 5 years

Timeline

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

  1. First posted12 Jan 2010 (estimated)
  2. Primary completionSep 2017 (estimated)

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 2
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01047072
Sponsor's protocol ID
2363.00
Other IDs
NCI-2012-00139
Status last verified
Oct 2012
First submitted
11 Jan 2010
Last updated
31 Oct 2012
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing fludarabine phosphate, total-body irradiation and tacrolimus in people with Systemic Scleroderma, run by Fred Hutchinson Cancer Research Center/University of Washington Cancer Consortium at 1 site in United States.

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 22 inclusion and 28 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: withdrawn, as of the sponsor's last update on 31 Oct 2012. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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 was withdrawn before enrolling participants, so there are no results.

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?

Event-free survival (time frame: 2 years). 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 31 Oct 2012.

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