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Multiple MyelomaPhase 3PO-3887NCT03440411

Pom-dex Versus Pom-Cyclo-dex in MM Patients With Biochemical or Clinical Relapse, During Lena Maintenance Treatment

A Phase 3 study testing Pomalidomide, Cyclophosphamide and Dexamethasone in people with Multiple Myeloma, run by Fondazione EMN Italy Onlus at 1 site in Italy.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The combination lenalidomide plus low-dose dexamethasone (Rd) is an active treatment for Multiple Myeloma (MM) patients, both at diagnosis and at relapse. Pomalidomide, is an immunomodulatory molecule (IMID), derivative of thalidomide, developed to improve the efficacy and reduce the toxicity of the parent molecule. Read more about this study

Who is it for?
Ages 18 to 80 years
Conditions the study is for
Multiple Myeloma
What is being tested?
Pomalidomide, Cyclophosphamide and Dexamethasone
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
9 participants
Where
1 siteItaly
Study dates
18 Feb 2016to 31 Dec 2019
Phase
Phase 3
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 80 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients >18 years and <80 years.
  • Patient is, in the investigator(s) opinion, willing and able to comply with the protocol requirements.
  • Patient has given voluntary written informed consent before performance of any study-related procedure not part of normal medical care, with the understanding that consent may be withdrawn by the patient at any time without prejudice to their future medical care.
  • Male patient agrees to use an acceptable method for contraception (i.e. condom or abstinence) for the duration of the study.
  • Female of childbearing potential agrees to use two acceptable methods for contraception [implant, levonorgestrel-releasing intrauterine system (IUS), medroxyprogesterone acetate depot, tubal sterilization, sexual intercourse with a vasectomised male partner only (vasectomy must be confirmed by two negative semen analyses), ovulation inhibitory progesterone-only pills (i.e. desogestrel)] or absolute and continuous sexual abstinence.
  • Patient has measurable disease, defined as follows: any quantifiable serum monoclonal protein value (generally, but not necessarily, ≥ 0.5 g/dL of M-protein) and, where applicable, urine light-chain excretion of >200 mg/24 hours; only in patients without measurable serum and urine M-protein levels: the difference between involved and uninvolved Free Light Chain (FLC) levels must be > 10 mg/dL. Less than 10% of oligo- or non-secretory MM patients with free light chains will be admitted to this study in order to maximize interpretation of benefit results.
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  • Patient receiving lenalidomide maintenance therapy as part of first line treatment (concomitant use of prednisone is accepted) and has experienced a biochemical relapse, with evidence of progressive disease defined as an increase of 25% from lowest response value in any one or more of the following: serum M-component (absolute increase must be ≥0.5 g/100 ml) and/or urine M-component (absolute increase must be ≥200 mg per 24 hours) only in patients without measurable serum and urine M-protein levels: the difference between involved and uninvolved FLC levels must be >10 mg/dL (35).
  • Patient who received as first line treatment a bortezomib-based therapy, including lenalidomide maintenance during the same line of therapy, can be included in the trial.
  • Patient has a life-expectancy > 3 months
  • Patient has not a currently active malignancy, other than non melanoma skin cancer and carcinoma in situ of the cervix, and has not invasive malignancies within the past 5 years.
  • No history of allergic reactions attributed to study agents
  • Patient has the following laboratory values within 28 days before baseline day 1 of the cycle 1:
  • absolute neutrophil count (ANC) > 1 x 10^9/L
  • platelet count > 75 x 10^9/L
  • haemoglobin > 8 g/dl.
  • aspartate transaminase (AST): < 2 x the upper limit of normal (ULN).
  • alanine transaminase (ALT): < 2 x the ULN.

Who cannot join

  • Pregnant or lactating females.
  • Patient with Creatinine Clearance (CrCl) < 45 mL/minute
  • Patient with peripheral neuropathy ≥ Grade 2
  • Subject with any one of the following:
  • Congestive heart failure (NY Heart Association Class III or IV)
  • Myocardial infarction within 12 months prior to starting study treatment
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  • Unstable or poorly controlled angina pectoris, including Prinzmetal variant angina pectoris
  • Any significant medical disease or conditions (e.g. pulmonary disease, infection) that, in the investigator's opinion, may interfere with protocol adherence or subject's ability to give informed consent or could place the subject at unacceptable risk.
  • Clinical active infectious hepatitis type A, B, C or HIV Acute active infection requiring antibiotics or infiltrative pulmonary disease
  • Contraindication to any of the required drugs or supportive treatments.
  • Known allergy to any of the study medications, their analogues, or excipients in the various formulations

Trial locations and contacts

1 site in 1 country.

Italy1 site
  • Fondazione EMN Italy Onlus

    Torino, 10126

Other trials in Italy

About this study

Official title: A MULTICENTER, OPEN LABEL, RANDOMIZED PHASE III STUDY OF POMALIDOMIDE-DEXAMETHASONE vs POMALIDOMIDE-CYCLOPHOSPHAMIDE-DEXAMETHASONE IN MULTIPLE MYELOMA (MM) PATIENTS WHO EXPERIENCE BIOCHEMICAL OR CLINICAL RELAPSE DURING LENALIDOMIDE MAINTENANCE TREATMENT

The combination lenalidomide plus low-dose dexamethasone (Rd) is an active treatment for Multiple Myeloma (MM) patients, both at diagnosis and at relapse.

Pomalidomide, is an immunomodulatory molecule (IMID), derivative of thalidomide, developed to improve the efficacy and reduce the toxicity of the parent molecule. Pomalidomide and dexamethasone (pom-dex) proved to be an effective and safe treatment in MM patients refractory to lenalidomide and refractory/intolerant to bortezomib.

Read more

The addition of chemotherapy to novel drugs has been evaluated both at diagnosis and at relapse. The combination of pomalidomide-cyclophosphamide-prednisone proved to be safe and effective in relapsed/refractory MM patients. The combination pomalidomide-cyclophosphamide-dexamethasone (pom-cyclo-dex) was tested in a phase II study in patients with relapsed and refractory MM, demonstrating a good tolerability using pomalidomide at the dose of 4 mg. Pom-cyclo-dex resulted in a superior response rate and Progression-Free Survival (PFS) compared to pom-dex. The increased hematologic toxicities, as a result of the addition of oral cyclophosphamide, were manageable. With an overall response rate of 65% the combination demonstrated a promising efficacy.The first aim of our trial, is to compare the combination of pom-cyclo-dex vs pom-dex.

Relapsed myeloma is defined as previously treated myeloma that progresses and requires the initiation of salvage therapy.

According to International Myeloma Working Group (IMWG) recommendation, biochemical relapse is defined as an increase of ≥ 25% of tumor burden from lowest value, without any CRAB feature (CRAB is defined as the onset of clinical symptoms: hypercalcemia, renal failure, anemia and bone lesions) and detected in 2 consecutive determinations.

Clinical relapse requires one or more direct indicators of progressive disease and end organ dysfunction (CRAB features).

Treatment at relapse should start in case of clinical relapse or a significant paraprotein increase (doubling of M-component in 2 months).

In case of biochemical relapse the standard is observation only, as in case of asymptomatic MM at diagnosis.

However, a recently published trial, showed improved PFS and OS for newly diagnosed asymptomatic patients treated with lenalidomide and dexamethasone in comparison with observation only. Our hypothesis is that similarly, in the relapse setting, patients may benefit from an early intervention, meaning a treatment at biochemical relapse and not only in case of clinical relapse or rapid increase of M-component.

Read the detailed description

Multiple myeloma (MM) is a neoplastic disease of older adults, with a higher incidence in elderly patients: 26% are aged 65-74 years, and 37% are older than 75 years. The annual prevalence of MM is approximately 31 cases per 100,000 people in patients aged 65-74 years, and it increases to 46 cases per 100,000 people in patients aged ≥75 years. The prevalence of myeloma is likely to increase due to the extended survival and the growing life expectancy of the general population.

Recently, the introduction of novel agents such as thalidomide, lenalidomide, pomalidomide and bortezomib, has changed the treatment paradigm of MM and extended survival.

The prognosis of patients who are refractory to novel agents is especially poor. A retrospective study has recently demonstrated that patients with relapsed MM, who were refractory to bortezomib and were relapsed following, refractory to or ineligible to receive treatment with an IMiD, had a median overall survival (OS) and event free survival (EFS) of 9 and 5 months, respectively.

STUDY DESIGN When patients experience biochemical relapse during lenalidomide maintenance, they will stop lenalidomide, as established in the related experimental protocol. Afterwards, patients can be considered for the enrollment in the present study if all inclusion and exclusion criteria are met.

This is a multicenter, randomized, open label phase III study designed to assess the safety and the efficacy of two different pomalidomide combinations as salvage treatment in multiple myeloma (MM) patients.

Patients will be evaluated at scheduled visits in up to 3 study periods: pre-treatment, treatment and long-term follow-up (LTFU).

The pre-treatment period includes screening visits, performed at study entry. After providing written informed consent to participate in the study, patients will be evaluated for study eligibility. The screening period includes the availability of inclusion criteria described above.

The treatment period includes administration of pomalidomide and dexamethasone in arm A and pomalidomide combined with cyclophosphamide and dexamethasone in arm B. The response will be assessed after each cycle. Patients will be randomized to receive treatment at biochemical relapse (ARM I) or at clinical relapse (ARM II).

The LTFU periods will start after development of confirmed progression disease (PD), all patients are to be followed for survival during the LTFU period every 3 months via telephone or office visit.

Keywords
biochemical relapse
Medical subject headings
Multiple Myeloma

What participants receive

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

  • PomalidomideDrug

    Also called Imnovid(R)

    4 mg/daily as oral administration (PO) on days 1-21.

  • CyclophosphamideDrug

    Also called Endoxan(R)

    50 mg every other day as oral administration (PO) on days 1-28

  • DexamethasoneDrug

    Also called Soldesam(R)

    40 mg as oral administration (PO) on days 1, 8, 15, 22.

Study groups in NCT03440411
Study groupRoleWhat they receive
ARM pom-dex Early (A-I)Active comparatorPatients will receive treatment at biochemical relapse with pom-dex Pomalidomide: 4 mg/day on days 1-21 Dexamethasone: 40 mg on days 1, 8, 15, 22 For 28-day cycles until progression or intolerance
Receives: Drug: Pomalidomide; Drug: Dexamethasone
ARM pom-cyclo-dex Early(B-I)ExperimentalPatients will receive treatment at biochemical relapse with pom-cyclo-dex Pomalidomide: 4 mg/day on days 1-21 Cyclophosphamide: 50 mg every other day Dexamethasone: 40 mg on days 1, 8, 15, 22 For 28-day cycles until progression or intolerance
Receives: Drug: Pomalidomide; Drug: Cyclophosphamide; Drug: Dexamethasone
ARM pom-dex Late (A-II)ExperimentalPatients will be randomized at biochemical relapse and they will start treatment with pom-dex at the onset of CRAB symptoms/significant paraprotein increase. Pomalidomide: 4 mg/day on days 1-21 Dexamethasone: 40 mg on days 1, 8, 15, 22 For 28-day cycles until progression or intolerance
Receives: Drug: Pomalidomide; Drug: Dexamethasone
ARM pom-cyclo-dex Late (B-II)Active comparatorPatients will be randomized at biochemical relapse and they will start treatment with pom-cyclo-dex at the onset of CRAB symptoms/significant paraprotein increase. Pomalidomide: 4 mg/day on days 1-21 Cyclophosphamide: 50 mg every other day Dexamethasone: 40 mg on days 1, 8, 15, 22 For 28-day cycles until progression or intolerance
Receives: Drug: Pomalidomide; Drug: Cyclophosphamide; Drug: Dexamethasone

What is being measured

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

  1. Overall Survival (OS)

    defined as the time from the date of random disclosure to the date of death from any cause for the comparisons B vs A

    Measured: 57 months

  2. Overall Survival

    defined as the time from the date of random disclosure to the date of death from any cause for the comparisons II vs I

    Measured: 57 months

Secondary outcomes (9)
  1. Clinical Progression

    defined as the time from random assignment to the early or late strategy to the date of onset of CRAB symptoms or death.

    Clinical relapse requires one or more direct indicators of progressive disease and end organ dysfunction (CRAB features). Evidence of end organ damage that can be attributed to the underlying plasma cell proliferative disorder:

    • hypercalcaemia
    • renal insufficiency
    • anaemia
    • bone lesions

    Any one or more of the following biomarkers of malignancy:

    • clonal bone marrow plasma cell percentage ≥60%
    • involved:uninvolved serum free light chain ratio ≥100
    • >1 focal lesions on MRI studies (each focal lesion must be 5 mm or more in size)

    Progresson was defined accoring to IMWG criteria as reported before

    Measured: 57 months

  2. Progression Free-survival (PFS)

    PFS for the comparison B vs A will be measured from the date of randomization disclosure to the date of first observation of PD, or death from any cause as an event. Subjects who have not progressed or who withdraw from the study will be censored at the time of the last complete disease assessment. All subjects who were lost to Follow Up (FU) will also be censored at the time of last complete disease assessment

    Measured: 57 months

  3. Progression Free Survival (PFS)

    PFS for the comparison II vs I will be measured from the date of randomization disclosure to the date of first observation of PD, or death from any cause as an event. Subjects who have not progressed or who withdraw from the study will be censored at the time of the last complete disease assessment. All subjects who were lost to FU will also be censored at the time of last complete disease assessment

    Measured: 57 months

  4. Progression Free-survival 2(PFS2)

    PFS for the comparison B vs A will be measured from the date of randomization disclosure to the date of first observation of PD in second line therapy, or death from any cause as an event. Subjects who have not progressed or who withdraw from the study will be censored at the time of the last complete disease assessment. All subjects who were lost to FU will also be censored at the time of last complete disease assessment

    Measured: 57 months

  5. Progression Free Survival 2(PFS2)

    PFS for the comparison II vs I will be measured from the date of randomization disclosure to the date of first observation of PD in second line therapy, or death from any cause as an event. Subjects who have not progressed or who withdraw from the study will be censored at the time of the last complete disease assessment. All subjects who were lost to FU will also be censored at the time of last complete disease assessment

    Measured: 57 months

  6. Objective Overall Response Rate for the Comparison B vs A

    in terms of partial response (PR), very good partial response (VGPR), complete response (CR).and stringent complete response (sCR) according to IMWG response crieria (https://www.myeloma.org/resource-library/international-myeloma-working-group-imwg-uniform-response-criteria-multiple).

    Measured: 57 months

  7. Objective Overall Response Rate for the Comparison II vs I

    in terms of partial response (PR), very good partial response (VGPR), complete response (CR).and stringent complete response (sCR) according to IMWG response crieria (https://www.myeloma.org/resource-library/international-myeloma-working-group-imwg-uniform-response-criteria-multiple).

    Measured: 57 months

  8. Quality of Life Questionnaire (QLQ) With EORTC-QLQ-C30

    outcome will be measured with EORTC-QLQ-C30 at baseline, every 2 months during the first year, and then every 6 months for the comparison B vs B and I vs II.

    Measured: 57 months

  9. Quality of Life With QLQ-MY(Myeloma)24

    outcome will be measured with QLQ-MY24 at baseline, every 2 months during the first year, and then every 6 months for the comparison B vs B and I vs II.

    Measured: 57 months

Timeline

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

  1. First posted22 Feb 2018
  2. Study start18 Feb 2016
  3. Primary completion31 Dec 2019
  4. Study completion31 Dec 2019

Why it stopped: Low enrollment

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 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Factorial
Model description
This is a 2x2 factorial randomized study.
Masking
None (open label)
Enrolment
9 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03440411
Sponsor's protocol ID
PO-CL-MM-PI-003887
Acronym
PO-3887
Status last verified
Feb 2021
First submitted
7 Feb 2018
Last updated
10 Mar 2021
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Pomalidomide, Cyclophosphamide and Dexamethasone in people with Multiple Myeloma, run by Fondazione EMN Italy Onlus at 1 site in Italy.

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 11 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: stopped early, as of the sponsor's last update on 10 Mar 2021. 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 Italy. 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 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

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 10 Mar 2021). 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?

Overall Survival (OS) (time frame: 57 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 10 Mar 2021.

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