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LeukemiaNCT01508260

Ultrafiltration (Aquapheresis) in Patients With Leukemia and Severe Fluid Overload

A study testing Aquapheresis and Furosemide in people with Leukemia, run by M.D. Anderson Cancer Center.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

The goal of this clinical research study is to learn about the safety and level of effectiveness of aquapheresis compared to diuretic drugs. Diuretic drugs are designed to help the kidneys to form more urine. They also remove fluids from patients with severe fluid overload who have not responded to diuretics. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Leukemia
What is being tested?
Aquapheresis and Furosemide
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
No sites listed yet
Study dates
Mar 2013to Mar 2018
Phase
Interventional
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

  • All patients must be 18 years of age or older and have a diagnosis of leukemia and be hospitalized on leukemia floor or MICU
  • Weight gain of 10 pounds or more.
  • In addition, patients should have 2 or more signs and symptoms of fluid overload such as: dyspnea, orthopnea, paroxysmal nocturnal dyspnea (PND), peripheral edema, rales, jugular venous distension (JVD), hypoxia (pulse ox < 90% on room air) and pulmonary edema by chest X-ray.
  • AND be poorly responsive to diuretics defined as positive fluid balance or < 1% decrease in current body weight / 24 hours with use of furosemide 60 mg IV/24h.
  • Subjects will be eligible regardless of poor performance, organ dysfunctions, organ failures, or other criteria of decompensation and/or debilitation.
  • Subjects will be eligible regardless of platelet counts.
  • Patients may be on a regular floor or in the intensive care unit.
  • They may be on respiratory mechanical ventilation or not.

Who cannot join

  • Indication for dialysis (as judged necessary by nephrology (hyperkalemia, acidosis).
  • AKI defined as 100% increase in baseline creatinine.
  • Hypotension (SBP < 90mmHg).
  • Pregnant or breastfeeding women are excluded.

About this study

Official title: Ultrafiltration (Aquapheresis) in the Management of Patients With Leukemia and Severe Fluid Overload

The goal of this clinical research study is to learn about the safety and level of effectiveness of aquapheresis compared to diuretic drugs. Diuretic drugs are designed to help the kidneys to form more urine. They also remove fluids from patients with severe fluid overload who have not responded to diuretics.

Aquapheresis is a procedure that removes excess fluid from the body. Blood containing too much salt and water is withdrawn from the body using catheters (sterile flexible tubes) and passed through a special filter. The filter separates the excess salt and water from the blood. The blood is returned to the patient and the fluid is collected in a bag to be disposed. Aquapherisis may benefit patients by removing excess fluid and salt from the body.

Read the detailed description

Study Groups:

If you are found to be eligible to take part in this study, you will be assigned to a study group based on when you join this study. The first group of 10 participants to join the study will be enrolled in the Pilot portion of the study. The next group of up to 40 participants will be enrolled in the Randomized portion of the study.

In the Pilot portion of the study, researchers want to learn about the safety and level of effectiveness of aquapheresis in leukemia patients with severe fluid overload who do not respond to diuretics.

If you are in the Randomized portion of the study, you will be randomly assigned (as in the flip of a coin) to 1 of 2 groups. You will have an equal chance of being assigned to each group.

  • Group A will receive aquapheresis.
  • Group B will receive furosemide. The doctor will discuss this with you.

If you are in Group A, you will be connected to the aquapheresis pump through an intravenous (IV) catheter placed in your forearm. The pump looks like the ones used to infuse IV drugs. It will hang on a pole by your bed. About 6 teaspoons of your blood will flow through the blood circuit, and the excess fluid will slowly be collected in the collection bag. The exact length of time of aquapheresis treatment is determined by how much fluid needs to be removed and how fast it can be removed. The average treatment is about 24 hours but can extend up to 7 days. About 6 liters or 13 pounds will be removed.

If you are in Group B, you will receive one of the following for as the doctor thinks it is needed (until most of the excess fluid is removed):

  • furosemide by vein over about 15 minutes every 8 hours
  • furosemide by vein as a continuous (non-stop) infusion

Both Groups:

If the doctor thinks it is needed, you will be given other standard of care drugs such as albumin and metolazone to help your kidneys to make more urine. The study staff will tell you about these drugs, how they will be given, and the possible risks.

Study Visits:

Every day while you are receiving aquapheresis or diuretic treatment:

  • You will be asked about any symptoms you may be having.
  • You will have a physical exam, including measurement of your vital signs (blood pressure, heart rate, and breathing rate) and weight.
  • You will be asked how much you drank. The study staff will measure how much you urinate.
  • Your leg will be measured for swelling due to fluid retention.

At least every other day, blood (about 4 teaspoons) will be drawn for routine tests.

If the doctor thinks it is needed, you will have a chest x-ray on Day 3.

Length of Participation:

If you are in Group A, you will remain on study treatment for as long as the doctor thinks it is needed (possibly about 1-7 days).

If you are in Group B, you will receive standard treatment for as long as your doctor thinks it is needed.

You will no longer be able to receive the study treatment (Group A) or you will be taken off study (Group B) if intolerable side effects occur or if you are unable to follow study directions.

Your participation on the study will be over once you have completed the end-of-study follow-up visit.

End-of-Treatment Visit:

After you stop taking the study treatment or standard treatment, the following tests and procedures will be performed:

  • You will be asked about any symptoms you may be having.
  • You will have a physical exam, including measurement of your vital signs and weight.
  • You will be asked how much you drank. The study staff will measure how much you urinate.
  • Your leg will be measured for swelling due to fluid retention.
  • Blood (about 4 teaspoons) will be drawn for routine tests.
  • If the doctor thinks it is needed, you will have a chest x-ray.

End-of-Study Follow-up Visit:

At 30 days after the end of study therapy:

  • You will have a physical exam, including measurement of your vital signs and weight.
  • You will be asked about any symptoms you may be having.
  • Your leg will be measured for swelling due to fluid retention.

This is an investigational study. The Aquadex FlexFlow™ Fluid Removal Systems pump used for aquapheresis is FDA approved and commercially available for patients with fluid overload. Using the Aquadex FlexFlow™ Fluid Removal Systems pump in patients with leukemia to remove excess fluid is investigational. Furosemide is FDA approved and commercially available for other uses such as the treatment of swelling caused by heart failure or kidney or liver problems.

Up to 50 patients will be enrolled in this study. All will be enrolled at MD Anderson.

Conditions
Leukemia
Being tested
Aquapheresis, Furosemide
Keywords
Leukemia, Aquapheresis, Ultrafiltration, Aquadex pump, Severe Fluid Overload, Diuretic therapy, Dyspnea, Orthopnea, Paroxysmal nocturnal dyspnea, PND, Peripheral edema, Rales, Jugular venous distension, JVD, Hypoxia, Pulmonary edema by chest X-ray, Furosemide, Lasix
Medical subject headings
Leukemia, Edema, Dyspnea, Dyspnea, Paroxysmal, Respiratory Sounds, Hypoxia

What participants receive

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

  • AquapheresisProcedure or surgery

    Also called Aquadex pump

    Participant connected to aquapheresis pump through an intravenous (IV) catheter placed in forearm. Average treatment is about 24 hours but can extend up to 7 days.

  • FurosemideDrug

    Also called Furomide, Lasix

    20-40 mg by vein every 8 hours as indicated for optimal diuresis to achieve negative fluid balance or 0.5 to 5 mg per hour by continuous infusion.

Study groups in NCT01508260
Study groupRoleWhat they receive
Pilot Phase AquapheresisExperimentalThe first portion of this study is an open label pilot experience to evaluate the safety of aquapheresis in leukemia patients with severe fluid overload non-responsive to diuretics. A total of 10 patients will be treated.
Receives: Procedure: Aquapheresis
AquapheresisExperimentalParticipant connected to aquapheresis pump through an intravenous (IV) catheter placed in forearm. About 6 teaspoons of blood will flow through the blood circuit, and the excess fluid will slowly be collected in the collection bag. The exact length of time of aquapheresis treatment is determined by how much fluid needs to be removed and how fast it can be removed. The average treatment is about 24 hours but can extend up to 7 days. About 6 liters or 13 pounds will be removed.
Receives: Procedure: Aquapheresis
DiureticsActive comparatorFurosemide by vein over about 15 minutes every 8 hours or by vein as a continuous (non-stop) infusion.
Receives: Drug: Furosemide

What is being measured

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

  1. Safety and Efficacy of Aquapheresis versus Diuretic Therapy

    Primary end point is success rate defined as achievement of weight loss of 7 pounds or 50% of weight gain, whichever is greater without >/=100% increase of baseline creatinine at 72 hours.

    Measured: 72 hours

Secondary outcomes (1)
  1. Complete Response

    Complete response defined as achievement of 80% removal of fluid overload compared to dry body weight (average body weight before being sick and hospitalized) without ≥100% increase of baseline creatinine at 72 hours.

    Measured: 72 hours

Timeline

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

  1. First posted11 Jan 2012 (estimated)
  2. Study startMar 2013
  3. Primary completionMar 2018 (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 N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01508260
Sponsor's protocol ID
2011-0475
Status last verified
Apr 2013
First submitted
9 Jan 2012
Last updated
5 Apr 2013
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A study testing Aquapheresis and Furosemide in people with Leukemia, run by M.D. Anderson Cancer Center.

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 8 inclusion and 4 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 5 Apr 2013. 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.

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?

Safety and Efficacy of Aquapheresis versus Diuretic Therapy (time frame: 72 hours). 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 5 Apr 2013.

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