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Leukemia, Myeloid, AcutePhase 1/2AMD3100+MECNCT00512252

AMD3100 Plus Mitoxantrone, Etoposide and Cytarabine in Acute Myeloid Leukemia

A Phase 1/2 study testing AMD3100, Mitoxantrone and Etoposide in people with Leukemia, Myeloid, Acute, run by Washington University School of Medicine at 1 site in United States.

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

This study is a phase I/II study to determine the safety and efficacy of AMD3100 when combined with mitoxantrone, etoposide, and cytarabine in patients with relapsed or refractory AML. Read more about this study

Who is it for?
Ages 18 to 70 years
Conditions the study is for
Leukemia, Myeloid, Acute
What is being tested?
AMD3100, Mitoxantrone and Etoposide
Could I receive a placebo?
No, everyone receives an active treatment
How many people
52 participants
Where
1 siteUnited States
Study dates
Jul 2007to Jun 2010
Phase
Phase 1/2
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 18 to 70 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Acute myeloid leukemia diagnosed by WHO criteria with one of the following:
  • Primary refractory disease following >= 1 rounds of induction chemotherapy
  • First relapse or higher
  • Age between 18 and 70 years of age
  • Adequate organ function defined as Creatinine <= 1.5 x institutional ULN; AST, ALT, total bilirubin <= 2 x ULN; Left ventricular ejection fraction of >= 40% by MUGA scan
  • Women of childbearing potential and sexually active males must be willing and able to use effective contraception while on study
  • Able to provide signed informed consent prior to registration on study

Who cannot join

  • Acute promyelocytic leukemia (AML with t(15;17)(q22;q11) and variants)
  • Peripheral blood blast count > 20 x 103 /mm3
  • Active CNS involvement with leukemia
  • Previous treatment with MEC or other regimen containing both mitoxantrone and etoposide
  • Pregnant or nursing
  • Receiving any other investigational agent
Show all 9Show fewer
  • Colony stimulating factors filgrastim, pegfilgrastim or sargramostim within 2 weeks of study
  • Less than 2 weeks from the completion of any previous cytotoxic chemotherapy
  • Severe concurrent illness that would limit compliance with study requirements

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Washington University

    St Louis, Missouri, 63110

Other trials in United States

About this study

Official title: A Phase I/II Study of AMD3100 With Mitoxantrone, Etoposide and Cytarabine (AMD3100+MEC) in Relapsed or Refractory AML

This study is a phase I/II study to determine the safety and efficacy of AMD3100 when combined with mitoxantrone, etoposide, and cytarabine in patients with relapsed or refractory AML.

We hypothesize that disrupting the interaction between AML blasts and the marrow microenvironment with AMD3100 may enhance the cytotoxic effect of chemotherapy.

Read the detailed description

The interaction of leukemic blasts with the bone marrow microenvironment is postulated to be an important mediator of chemoresistance in AML. Although a number of receptor / ligand pairs have been implicated, the CXCR4 / SDF-1 axis functions as the principal regulator of homing and retention of both normal and malignant hematopoietic cells in the marrow. AMD3100 is a bicyclam molecule which reversibly blocks CXCR4 binding to SDF-1 and is being developed clinically as a mobilization agent for hematopoietic stem cell transplantation. Preclinical data from our group has demonstrated that in murine models, plerixafor can disrupt the interaction of leukemic cells with the marrow microenvironment and sensitize blasts to the effect of chemotherapy. Based on these data, we have initiated a phase I/II study in patients with relapsed or refractory AML in which plerixafor is administered prior to salvage chemotherapy.

Being tested
AMD3100, Mitoxantrone, Etoposide, Cytarabine
Keywords
Plerixafor, CXCR4, Chemosensitization
Medical subject headings
Leukemia, Myeloid, Acute

What participants receive

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

  • AMD3100Drug

    Also called Plerixafor

  • MitoxantroneDrug

    Also called Novantrone

  • EtoposideDrug

    Also called VP-16, Vepesid, Etopophos

  • CytarabineDrug

    Also called Ara-C, Cytosar-U, Tarabine PFS

Study groups in NCT00512252
Study groupRoleWhat they receive
Phase I Dose EscalationExperimental* AMD3100 SQ on days 0-5 * Mitoxantrone on days 1-5 * Etoposide on days 1-5 * Cytarabine on days 1-5 Dose Level 1 AMD3100 dose = 80 mcg/kg/d Dose Level 2 AMD3100 dose = 160 mcg/kg/d
Receives: Drug: AMD3100; Drug: Mitoxantrone; Drug: Etoposide; Drug: Cytarabine
Phase II Dose TreatmentExperimental* AMD 3100 SQ on days 0-5 * Mitoxantrone on days 1-5 * Etoposide on days 1-5 * Cytarabine on days 1-5 Dose Level 3 AMD3100 dose=240 mcg/kg/d (this was the Phase II dose)
Receives: Drug: AMD3100; Drug: Mitoxantrone; Drug: Etoposide; Drug: Cytarabine

What is being measured

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

  1. Phase I Only: Optimal Dose of AMD3100 Plus MEC in Patients With Relapsed or Refractory AML

    A standard 3+3 design was used in the Phase I portion starting with the AMD3100 dose of 80 mcg/kg and escalating by 80 mcg/kg for each successive cohort up to a maximum of 240 mcg/kg/d. The optimal dose was defined as the highest dose of AMD3100 <= 240 mcg/kg at which 0-1 of 6 patients experienced a dose limiting toxicity.

    Measured: Completion of all patients in Phase I portion (232 days)

  2. Phase II Only: Complete Response Rate of AMD3100 + MEC

    Responses were assessed according to the International Working Group Criteria for AML. All patients who received at least one dose of AMD3100 were considered evaluable for response.

    Response rate was the rate of complete remission plus complete remission with incomplete blood count recovery (CR + CRi).

    Measured: 42 days

  3. Ability of AMD3100 + MEC to Induce dsDNA Damage and Apoptosis in Leukemic Blasts From Bone Marrow or Peripheral Blood Fractions

    Measured: 42 days

Secondary outcomes (10)
  1. Safety and Tolerability of AMD3100 + MEC.

    Treatment related mortality (deaths occurring during treatment)

    Measured: 42 days

  2. Time to Neutrophil Recovery

    Defined as the date of the first dose of AMD3100 to the date that the absolute neutrophil count >1,000 cells/mm^3.

    Measured: 42 days

  3. Time to Platelet Recovery

    Defined as the date of the first dose of AMD3100 to the date that the platelet count is >100,000/mm3 in the absence of platelet transfusions.

    Measured: 42 days

  4. Characterize the Mobilization of Leukemic Cells With AMD3100 by Measuring the Peak Mobilization of Total Leukocytes (Phase I)

    Measured at 0 hours, 1 hour, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, and 24 hours after AMD3100 dose on Day 0.

    Characterization of the mobilized cells as well as the kinetics of mobilization will be determined by analyzing the surface expression of mobilized cells by flow cytometry at the specified time points in conjunction with their total leukocyte count from the patient's CBC.

    Measured: Day 0

  5. Characterize the Mobilization of Leukemic Cells With AMD3100 by Measuring the Peak Mobilization of AML Blasts (Phase I)

    Measured at 0 hours, 1 hour, 2 hours, 4 hours, 6 hours, 8 hours, 12 hours, and 24 hours after AMD3100 dose on Day 0.

    Measured: Day 0

  6. Pharmacokinetics of AMD3100 on MEC

    Measured: Day 1 - Phase 2 only

  7. Time to Progression

    Measured: Every 6 months

  8. Treatment Failure

    Treatment failures includes those patients for whom treatment has failed to achieve a CR or a CRi.

    Measured: 42 days

  9. Overall Survival

    Measured: 1 year

  10. Relapse-free Survival

    This is determined only for patients achieving a complete remission. Defined as the interval from the date of the first documentation of a leukemia free state to date of recurrence or death due to any cause.

    Kaplain-Meier estimate was used.

    Measured: 1 year

Timeline

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

  1. First posted7 Aug 2007 (estimated)
  2. Study startJul 2007
  3. Primary completionJun 2010
  4. Study completionJun 2010

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 1/2
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
52 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00512252
Sponsor's protocol ID
07-0227 / 201011796
Acronym
AMD3100+MEC
Status last verified
Oct 2016
First submitted
6 Aug 2007
Last updated
12 Dec 2016
Data monitoring committee
No

Publications

  • Uy GL, Rettig MP, Motabi IH, McFarland K, Trinkaus KM, Hladnik LM, Kulkarni S, Abboud CN, Cashen AF, Stockerl-Goldstein KE, Vij R, Westervelt P, DiPersio JF. A phase 1/2 study of chemosensitization with the CXCR4 antagonist plerixafor in relapsed or refractory acute myeloid leukemia. Blood. 2012 Apr 26;119(17):3917-24. doi: 10.1182/blood-2011-10-383406. Epub 2012 Feb 2.

    PubMed 22308295

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing AMD3100, Mitoxantrone and Etoposide in people with Leukemia, Myeloid, Acute, run by Washington University School of Medicine 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 7 inclusion and 9 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 Dec 2016. 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 combined phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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?

Yes. Results are posted in the registry (first posted 22 Sep 2014). 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?

Phase I Only: Optimal Dose of AMD3100 Plus MEC in Patients With Relapsed or Refractory AML (time frame: Completion of all patients in Phase I portion (232 days)). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00512252, which also lists 1 linked publication.

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 Dec 2016.

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