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Chronic Lymphocytic LeukemiaPhase 1NCT00868413

Study of ABT-263 When Administered in Combination With Either Fludarabine/Cyclophosphamide/Rituximab or Bendamustine/Rituximab in Relapsed or Refractory Chronic Lymphocytic Leukemia

A Phase 1 study testing ABT-263, FCR and BR in people with Chronic Lymphocytic Leukemia, run by AbbVie (prior sponsor, Abbott) at 6 sites 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 is a Phase 1 study evaluating the safety of ABT-263 administered in combination with either FCR or BR in subjects with relapsed or refractory chronic lymphocytic leukemia. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Chronic Lymphocytic Leukemia
What is being tested?
ABT-263, FCR and BR
Could I receive a placebo?
No, everyone receives an active treatment
How many people
32 participants
Where
6 sitesUnited States
Study dates
Nov 2009to May 2013
Phase
Phase 1
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 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Must have relapsed or refractory Chronic Lymphocytic Leukemia (CLL), received no more than 5 prior myelosuppressive/chemotherapy regimens and must be a candidate for treatment with either Fludarabine/Cyclophosphamide/Rituximab (FCR) or Bendamustine/Rituximab (BR);
  • Subject has an Eastern Cooperative Oncology Group (ECOG) performance score of </=1;
  • Must have adequate bone marrow independent of growth factor support (with the exception of subjects with bone marrow heavily infiltrated with underlying disease [80% or more] who may use growth factor support to achieve Absolute Neutrophil Count (ANC) eligibility criteria), per local laboratory reference range at Screening as follows: ANC >/=1000/mcL, Platelets>/= 100,000/mm3 (entry platelet count must be independent of transfusion within 14 days of Screening),Hemoglobin >/= 9.0 g/dL.

Who cannot join

  • Subject has history or is clinically suspicious for cancer-related Central Nervous System disease;
  • Has history of severe allergic or anaphylactic reactions to human, humanized, chimeric or murine monoclonal antibodies;
  • Has undergone an allogeneic stem cell transplant; Exhibits evidence of other uncontrolled condition(s) including, but not limited to: uncontrolled systemic infection, diagnosis of fever and neutropenia within 1 week prior to study drug administration;
  • Has underlying, predisposing condition of bleeding or currently exhibits signs of bleeding; Has a recent history of non-chemotherapy induced thrombocytopenic associated bleeding;
  • Currently receiving or requires anticoagulation therapy;
  • Has active immune thrombocytopenic purpura (ITP) or a history of being refractory to platelet transfusions (within 1 year prior to 1st dose of study drug);
  • Has active peptic ulcer disease or other hemorrhagic esophagitis/gastritis.

Trial locations and contacts

6 sites in 1 country.

6 sites in 1 country

United States6 sites
  • Site Reference ID/Investigator# 21622

    Baltimore, Maryland, 21231-1000

  • Site Reference ID/Investigator# 21621

    Columbus, Ohio, 43210

  • Site Reference ID/Investigator# 17943

    Houston, Texas, 77030-4009

  • Site Reference ID/Investigator# 17841

    La Jolla, California, 92093

  • Site Reference ID/Investigator# 39613

    Philadelphia, Pennsylvania, 19111

  • Site Reference ID/Investigator# 25899

    Stanford, California, 94305-5821

Other trials in United States

About this study

Official title: A Phase 1 Study Evaluating the Safety of ABT-263 in Combination With Either Fludarabine/Cyclophosphamide/Rituximab (FCR) or Bendamustine/Rituximab (BR) in Subjects With Relapsed or Refractory Chronic Lymphocytic Leukemia

This is a Phase 1 study evaluating the safety of ABT-263 administered in combination with either FCR or BR in subjects with relapsed or refractory chronic lymphocytic leukemia.

Being tested
ABT-263, FCR, BR
Medical subject headings
Leukemia, Lymphocytic, Chronic, B-Cell

What participants receive

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

  • ABT-263Drug

    ABT-263 is taken orally once daily for 3 days out of each 28 day cycle. This is a dose escalation study, therefore the dose of ABT-263 will change throughout the study.

  • FCRDrug

    Also called fludarabine, cyclophosphamide, rituximab

    Rituximab will be given by intravenous infusion for 1 day out of each 28 day cycle; Fludarabine will be given by intravenous infusion for 3 days out of each 28 day cycle; and Cyclophosphamide will be given by intravenous infusion for 3 days out of each 28 day cycle

  • BRDrug

    Also called bendamustine, rituximab

    Rituximab will be given by intravenous infusion for 2 days out of each 28 day cycle and Bendamustine will be given by intravenous infusion for 2 days out of each 28 day cycle

Study groups in NCT00868413
Study groupRoleWhat they receive
AActive comparatorFCR+ABT-263
Receives: Drug: ABT-263; Drug: FCR
BActive comparatorBR+ABT-263
Receives: Drug: ABT-263; Drug: BR

What is being measured

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

  1. Assess the safety profile, characterize pharmacokinetics, and determine the MTD and recommended Phase 2 dose (RPTD) of ABT-263 when administered in combination with either FCR or BR in subjects with relapsed or refractory CLL.

    Measured: Safety assessments = 1 wk, Pharmacokinetic (PK) Sampling = 1 wk for 1st 2 cycles, then, every other cycle starting Cycle 3 to Cycle 9, Determination of MTD & RPTD = Every 60 days

Secondary outcomes (1)
  1. Evaluate preliminary data regarding progression-free survival (PFS), tumor response rate and overall survival (OS) when ABT-263 is administered in combination with either FCR or BR.

    Tumor assessments

    Measured: Every 2 months

Timeline

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

  1. First posted25 Mar 2009 (estimated)
  2. Study startNov 2009
  3. Primary completionMay 2013
  4. Study completionMay 2013

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
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
32 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00868413
Sponsor's protocol ID
M10-458
Status last verified
May 2013
First submitted
20 Mar 2009
Last updated
7 Jun 2013
Results posted
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing ABT-263, FCR and BR in people with Chronic Lymphocytic Leukemia, run by AbbVie (prior sponsor, Abbott) at 6 sites 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 3 inclusion and 7 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 7 Jun 2013. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 6 sites 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 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.

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?

Assess the safety profile, characterize pharmacokinetics, and determine the MTD and recommended Phase 2 dose (RPTD) of ABT-263 when administered in combination with either FCR or BR in subjects with relapsed or refractory CLL. (time frame: Safety assessments = 1 wk, Pharmacokinetic (PK) Sampling = 1 wk for 1st 2 cycles, then, every other cycle starting Cycle 3 to Cycle 9, Determination of MTD & RPTD = Every 60 days). 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 7 Jun 2013.

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