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Acute Promyelocytic LeukemiaPhase 2NCT00413166

All-trans Retinoic Acid, and Arsenic +/- Idarubicin

A Phase 2 study testing All-Trans Retinoic Acid (ATRA), Arsenic Trioxide (ATO) and Idarubicin in people with Acute Promyelocytic Leukemia, run by M.D. Anderson Cancer Center 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

The goal of this clinical research study is to learn if the combination of arsenic trioxide (ATO) with ATRA and possibly idarubicin is effective in treating patients with newly-diagnosed APL. Read more about this study

Who is it for?
Any age
Conditions the study is for
Acute Promyelocytic Leukemia
What is being tested?
All-Trans Retinoic Acid (ATRA), Arsenic Trioxide (ATO) and Idarubicin
Could I receive a placebo?
No, everyone receives an active treatment
How many people
78 participants
Where
1 siteUnited States
Study dates
Dec 2006to Feb 2016
Phase
Phase 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 Any age
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • A diagnosis of APL based on the presence of the PML-RAR alpha fusion gene by cytogenetics, PCR, or POD test.
  • Provision of written informed consent.
  • Patients in whom therapy for APL was initiated on an emergent basis are eligible

Who cannot join

  • First trimester of pregnancy (ATRA is teratogenic)
  • Corrected QT (QTC) interval must not be greater than 480 milliseconds.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University of Texas MD Anderson Cancer Center

    Houston, Texas, 77030

Other trials in United States

About this study

Official title: Treatment of Acute Promyelocytic Leukemia (APL) With All-Trans Retinoic Acid, and Arsenic +/- Idarubicin

The goal of this clinical research study is to learn if the combination of arsenic trioxide (ATO) with ATRA and possibly idarubicin is effective in treating patients with newly-diagnosed APL.

Read the detailed description

All-trans retinoic acid (ATRA) and ATO are designed to cause the APL cells to mature and function normally. Idarubicin is designed to cause breaks in both strands of DNA (the genetic material of cells).

If you are found to be eligible to take part in this study, you will begin induction. During induction, you will receive ATRA, by mouth starting on Day 1. You will also receive ATO through a needle in your vein over 2 hours starting on Day 1. You will continue receiving the drugs every day until your bone marrow no longer shows APL cells.

If you had a high white blood cell count at screening, you will receive idarubicin through a needle in your vein over about 30 minutes one dose only on any day of Day 1 through 5.

During induction, blood (about 1-3 tablespoons) will be drawn every day during Week 1, and then 2 times a week after that. This blood will be drawn for routine tests.

During induction (about 21-28 days after beginning treatment), you will have a bone marrow aspirate to check the status of the disease. This may be performed more often if the doctor thinks it is needed.

If you achieve a complete remission during the induction phase, you will continue to the maintenance phase. During the maintenance phase, you will receive ATO by vein over 2 hours Monday-Friday for 4 weeks. After the 4 weeks of receiving the study drug, you will have a 4-week period "off" (when no study drug is given). ATRA is given by mouth every day for 2 weeks. This 2 weeks is followed by 2 additional weeks when no study drug will be given. You will continue to take ATRA until treatment with ATO is complete.

During maintenance, blood (about 1-3 tablespoons) will be drawn before every 4-week cycle of ATO, and then every week for routine tests. You will also have an ECG before every 4 week cycle when you take ATO.

If you do not achieve a complete remission during induction you will be taken off study.

If at any point during the study your white blood cell count rises above 10,000, you will receive idarubicin by vein over 30 minutes.

You will remain in the hospital for about the first 7 days of induction. After that, you must remain in Houston for the next 3-4 weeks. Once in the maintenance phase, you may be treated at home, but must return to M. D. Anderson for study visits.

After maintenance is complete, you will have follow-up visits for an additional 2 years. If at any time during the active study or follow-up the disease gets worse or intolerable side effects occur, you will be taken off the study.

If you had a low or high white blood cell count when you joined the study, you will have follow-up visits every 3 months for 2 years. At these visits, blood (about 1 tablespoon) will be drawn for routine tests and you will have a bone marrow aspirate.

This is an investigational study. Idarubicin, ATRA and ATO are FDA approved and commercially available. However, their use in this study and in this combination is considered investigational. Its use in APL patients is investigational. Up to 80 patients will take part in this multicenter study. All will be enrolled at M. D. Anderson.

Being tested
All-Trans Retinoic Acid (ATRA), Arsenic Trioxide (ATO), Idarubicin, Gemtuzumab Ozogamicin
Keywords
Acute Promyelocytic Leukemia, APL, ATRA, All-Trans Retinoic Acid, Arsenic Trioxide, Theophylline, Gemtuzumab
Medical subject headings
Leukemia, Promyelocytic, Acute

What participants receive

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

  • All-Trans Retinoic Acid (ATRA)Drug

    Induction: 45 mg/m2 daily by mouth in 2 divided doses beginning day 1

  • Arsenic Trioxide (ATO)Drug

    Induction: 0.15 mg/kg daily IV beginning day 1

  • IdarubicinDrug

    Also called Idamycin

    1. 12 mg/m2 one dose only (may be given on day 1 to 5 of induction)
    2. If either ATRA or ATO are discontinued due to toxicity, idarubicin 12 mg/m2 x 2 doses will be administered once every 4 to 5 weeks (depending on the recovery of counts) until 28 weeks has elapsed from the Complete Recovery date.
  • Gemtuzumab OzogamicinDrug

    Induction: 9 mg/m2 on day 1 of induction

Study groups in NCT00413166
Study groupRoleWhat they receive
Induction ATRA + ATO + IdarubicinExperimentalAll-Trans Retinoic Acid (ATRA) + Arsenic Trioxide (ATO) ATRA 45 mg/m2 daily by mouth beginning day 1; ATO 0.15 mg/kg by vein daily beginning on day 1; Idarubicin 12 mg/m2 x 1 dose; Methylprednisolone 50 mg daily for 5 days starting on day 1.
Receives: Drug: All-Trans Retinoic Acid (ATRA); Drug: Arsenic Trioxide (ATO); Drug: Idarubicin
MaintenanceExperimentalAll-Trans Retinoic Acid (ATRA) + Arsenic Trioxide (ATO) ATO 0.15 mg/kg by vein over 2 hours Monday-Friday for 4 weeks, then a 4-week break. ATRA 45 mg/m2 by mouth every day for 2 weeks, followed by 2 additional weeks of no study drug. Continue ATRA until treatment with ATO complete.
Receives: Drug: All-Trans Retinoic Acid (ATRA); Drug: Arsenic Trioxide (ATO); Drug: Idarubicin
Induction ATRA + ATO + GOExperimentalAll-Trans Retinoic Acid (ATRA) + Arsenic Trioxide (ATO) + Gemtuzumab Ozogamicin (GO) ATRA 45 mg/m2 daily po (in 2 divided doses) beginning day 1; ATO 0.15 mg/kg IV daily beginning on day 1; GO 9 mg/m2 on day 1 Methylprednisolone 50 mg daily for 5 days followed by rapid taper starting on day 1. Theophylline 100mg p.o. bid days 1-3, 200 mg p.o. bid days 4-6, and 300 mg p.o. bid thereafter during periods when patient is receiving ATRA or ATO. Theophylline administration continues until therapy with ATO and ATRA is completed.
Receives: Drug: All-Trans Retinoic Acid (ATRA); Drug: Arsenic Trioxide (ATO); Drug: Idarubicin; Drug: Gemtuzumab Ozogamicin

What is being measured

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

  1. Complete Response (CR) Rate

    Response defined as CR (marrow with <5% blasts and no abnormal promyelocytes together with neutrophil count >1000 and platelet count >100,000) and toxicity as Acute promyelocytic leukemia (APL) differentiation syndrome, arrhythmia, peripheral neuropathy.

    Bone marrow aspirate performed to check the status of the disease.

    Measured: 1 month, up to day 85 of treatment

Timeline

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

  1. First posted19 Dec 2006 (estimated)
  2. Study startDec 2006
  3. Primary completionFeb 2016
  4. Study completionFeb 2016

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
Single group
Masking
None (open label)
Enrolment
78 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00413166
Sponsor's protocol ID
2006-0706
Other IDs
NCI-2012-01395
Status last verified
Apr 2019
First submitted
15 Dec 2006
Last updated
7 May 2019
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing All-Trans Retinoic Acid (ATRA), Arsenic Trioxide (ATO) and Idarubicin in people with Acute Promyelocytic Leukemia, run by M.D. Anderson Cancer Center 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 3 inclusion and 2 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 May 2019. 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?

Yes. Results are posted in the registry (first posted 18 Apr 2019). 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?

Complete Response (CR) Rate (time frame: 1 month, up to day 85 of treatment). 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 May 2019.

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