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Acute Myeloid LeukemiaPhase 1NCT03144245

Study of AMV564 in Patients With AML

A Phase 1 study testing AMV564 and AMV564 in combination with pembrolizumab in people with Acute Myeloid Leukemia, run by Amphivena Therapeutics, Inc. at 10 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 first in human, non randomized, open-label, dose escalation study to investigate the safety, tolerability and preliminary efficacy of AMV564. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Acute Myeloid Leukemia
What is being tested?
AMV564 and AMV564 in combination with pembrolizumab
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
53 participants
Where
10 sitesUnited States
Study dates
20 Mar 2017to 5 Nov 2020
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

  • ≥ 18 years of age at the time of signing informed consent
  • Diagnosis of AML according to the World Health Organization (WHO) 2008 criteria
  • Relapsed or refractory disease meeting the following criteria:
  • Primary refractory, ie, refractory to induction with a standard intensive anthracycline/cytarabine-based regimen or a non-intensive regimen (e.g., decitabine, azacytidine, low-dose cytarabine) for patients ineligible for an intensive anthracycline/cytarabine-based therapy
  • First untreated relapse after a first CR lasting less than 12 months or first relapse refractory to salvage therapy regardless of length of first CR; or
  • Second or later relapse. Relapse is defined as the reappearance of leukemic blasts in the peripheral blood or ≥ 5% leukemic blasts in the bone marrow after prior achievement of a CR or CRi.
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  • OR Patients with newly diagnosed therapy-related AML, AML progressed from antecedent MDS or CMML treated with hypomethylating agents, or de novo AML with MDS-related cytogenetic abnormalities (per 2008 WHO criteria) and who are not candidates for (or decline) intensive remission induction therapy
  • No more than 3 prior induction/salvage regimens to treat active disease, and no more than 1 prior stem cell transplant. Any number of continuous cycles of therapy with an individual hypomethylating agent count as one induction or salvage regimen.
  • Blasts at least 5% in bone marrow
  • Peripheral white blood cell (WBC) count: no upper limit at Screening, but must be < 10 x 109/L on Day 1 prior to treatment; patients with excessive blasts may be treated with hydroxyurea to bring counts down.
  • Chemistry laboratory parameters within the following range:
  • Aspartate aminotransferase (AST) and alanine aminotransferase (ALT) ≤ 2x the upper limit of normal (ULN)
  • Total bilirubin ≤ 1.5x the ULN; patients with Gilbert's syndrome can enroll if conjugated bilirubin is within normal limits.
  • Creatinine clearance > 50 mL/min (measured or calculated by Cockcroft-Gault method)
  • Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1. Patients with ECOG score of 2 may be included, after discussion with the Sponsor Medical Monitor, if score is influenced by symptoms attributable to underlying AML disease.
  • Willing to complete all scheduled visits and assessments at the institution administering therapy
  • Able to read, understand and provide written informed consent

Who cannot join

  • Patients who meet any of the following criteria will be excluded from the study.
  • History of, or known, central nervous system (CNS) disease involvement, or prior history of National Cancer Institute (NCI) Common Toxicity Criteria for Adverse Events (CTCAE) Grade ≥ 3 drug-related CNS toxicity
  • Prior allogeneic transplant (dose escalation only)
  • Prior solid organ transplantation
  • Treatment with anti-thymocyte globulin (ATG) within 14 days prior to start date
  • Treatment with any local or systemic antineoplastic therapy or radiation within 14 days prior to the initiation of AMV564 administration (hydroxyurea is exempted if used to reduce total WBC counts)
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  • Clinically significant cardiac disease,
  • Pulmonary, renal, hepatic, gastrointestinal, neurological or psychiatric disease that would limit compliance with study requirements
  • Evidence of active, uncontrolled, viral, bacterial, or systemic fungal infection. Prophylactic therapy according to institutional protocols is acceptable.
  • Known positive test result for human immunodeficiency virus (HIV) or acquired immune deficiency syndrome (AIDS)
  • Active hepatitis C virus (HCV) or hepatitis B virus (HBV). Patients who are positive for hepatitis B core antibody, hepatitis B surface antigen, or hepatitis C antibody must have a negative polymerase chain reaction (PCR) result before enrollment. Those who are PCR positive will be excluded.
  • Second primary malignancy that has not been in remission for greater than 3 years. Exceptions that do not require a 3-year remission include: non-melanoma skin cancer; cervical carcinoma in situ on biopsy or squamous intraepithelial lesion on Papanicolaou (PAP) smear; localized prostate cancer (Gleason score < 6); or resected melanoma in situ.
  • Major trauma or major surgery within 28 days prior to the initiation of AMV564 treatment
  • Any serious underlying medical or psychiatric condition (e.g. alcohol or drug abuse), dementia or altered mental status or any issue that would impair the ability of the patient to understand informed consent or that in the opinion of the investigator would contraindicate the patient's participation in the study or confound the results of the study.
  • Ability to become pregnant. However, female patients who have a negative serum or urine pregnancy test before enrollment and agree to use two highly effective forms of contraception (oral, injected or implanted hormonal contraception and condom; intrauterine device and condom; diaphragm with spermicidal gel and condom) during the trial and for 90 days afterward (90 days after the end of AMV564 treatment) are considered eligible.
  • Male patients with partners of childbearing potential.
  • Pregnant or breastfeeding women
  • Is a participant or plans to participate in another interventional clinical study, while taking part in this protocol. Participation in an observational study is acceptable.

Trial locations and contacts

10 sites in 1 country.

10 sites in 1 country

United States10 sites
  • Johns Hopkins University

    Baltimore, Maryland, 21287

  • Northwestern

    Chicago, Illinois, 60611

  • The Ohio State University Comprehensive Cancer Center

    Columbus, Ohio, 43210

  • New York Medical College

    Hawthorne, New York, 10532

  • MD Anderson Cancer Center, The University of Texas

    Houston, Texas, 70030-4009

  • Weill Cornell Medical College, The New York Presbyterian Hospital

    New York, New York, 10021

  • University of Pennsylvania

    Philadelphia, Pennsylvania, 19104

  • University of California, San Francisco

    San Francisco, California, 94143

  • Fred Hutchinson Cancer Research

    Seattle, Washington, 98109-1024

  • Washington University School of Medicine

    St Louis, Missouri, 63110

Other trials in United States

About this study

Official title: A Phase 1, First in Human, Open Label, Dose Escalation Study of AMV564, a CD33 x CD3 Tandem Diabody in Patients With Relapsed or Refractory Acute Myeloid Leukemia

This is a first in human, non randomized, open-label, dose escalation study to investigate the safety, tolerability and preliminary efficacy of AMV564.

Read the detailed description

This study is a first in human, Phase 1, open label, multicenter, dose escalation study with expansion at the RP2D to evaluate the safety, tolerability and preliminary antileukemic activity of AMV564 in patients with relapsed or refractory acute myeloid leukemia (AML).

AMV564 will be given on Days 1-14 of a 4-week cycle, or Days 1-28 of a 6-week cycle,via CIV or subcutaneous administration for 1 or more treatment cycles as monotherapy or in combination with pembrolizumab.

Being tested
AMV564, AMV564 in combination with pembrolizumab
Keywords
AML, treatment, relapsed, refractory, phase 1
Medical subject headings
Leukemia, Myeloid, Acute, Recurrence

What participants receive

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

  • AMV564Biological

    AMV564 for administration via continuous intravenous daily infusion or subcutaneous dosing

  • AMV564 in combination with pembrolizumabCombination product

    AMV564 for administration via continuous intravenous daily infusion or subcutaneous dosing.in combination with pembrolizumab given IV every 21 days

Study groups in NCT03144245
Study groupRoleWhat they receive
AMV564ExperimentalContinuous infusion or subcutaneous dosing of AMV564 at increasing dose levels
Receives: Biological: AMV564
Combination AMV564ExperimentalContinuous infusion or subcutaneous dosing of AMV564 at increasing dose levels in combination with pembrolizumab
Receives: Combination Product: AMV564 in combination with pembrolizumab

What is being measured

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

  1. Dose escalation + expansion stage: incidence of all adverse events and serious adverse events (safety and tolerability)

    Number of participants with adverse events as a measure of safety and tolerability.

    Measured: 42 months

  2. Expansion stage: Efficacy - Remission Rate

    Proportion of participants who achieve complete remission, complete remission with incomplete recovery or partial remission

    Measured: 42 months

Timeline

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

  1. First posted8 May 2017
  2. Study start20 Mar 2017
  3. Primary completion21 Jul 2020
  4. Study completion5 Nov 2020

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
Single group
Masking
None (open label)
Enrolment
53 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03144245
Sponsor's protocol ID
AMV564-101
Status last verified
Oct 2021
First submitted
25 Apr 2017
Last updated
12 Oct 2021
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing AMV564 and AMV564 in combination with pembrolizumab in people with Acute Myeloid Leukemia, run by Amphivena Therapeutics, Inc. at 10 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 17 inclusion and 18 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 Oct 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 10 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?

Dose escalation + expansion stage: incidence of all adverse events and serious adverse events (safety and tolerability) (time frame: 42 months). The study lists 2 primary outcomes in all. 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 12 Oct 2021.

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