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Relapsed and/or Refractory Multiple MyelomaPhase 2NCT03140943

Carfilzomib Thalidomide and Dexamethasone in Patients With Relapsed and/or Refractory Multiple Myeloma

A Phase 2 study testing Carfilzomib, Thalidomide and Dexamethasone in people with Relapsed and/or Refractory Multiple Myeloma, run by National University Hospital, Singapore at 4 sites in 4 countries.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

All patients with multiple myeloma (MM) are destined to relapse even with the best available approved agents. Median OS from diagnosis in the current era is reported at 5.4 years. Read more about this study

Who is it for?
Ages 21 to 99 years
What is being tested?
Carfilzomib, Thalidomide and Dexamethasone
Could I receive a placebo?
No, everyone receives an active treatment
How many people
100 participants
Where
4 sitesin 4 countries
Study dates
13 Sep 2017to 1 Jun 2022
Phase
Phase 2
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 21 to 99 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Male and female patients, ≥18 years of age
  • Relapsed and/or refractory multiple myeloma at study entry.
  • Patients must have evaluable multiple myeloma with at least one of the following (assessed within 21 days prior to registration):
  • Serum M-protein ≥ 5 g/L, or
  • Urine M-protein ≥ 200 mg/24 hour, or In patients without detectable serum or urine M-protein, serum free light chain (SFLC) > 100 mg/L (involved light chain) and an abnormal serum k/l ratio or For IgA patients whose disease can only be reliably measured by serum quantitative immunoglobulin (qIgA) ≥ 7500 mg/L (7.5 g/L).
  • Received one, but no more than three prior treatment regimens or lines of therapy for multiple myeloma. (Induction therapy followed by stem cell transplant and consolidation/maintenance therapy will be considered as one line of therapy).
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  • Eastern Cooperative Oncology Group (ECOG) Performance Status 0-2.
  • Adequate hepatic function within 28 days prior to registration with bilirubin < 1.5 times the upper limit of normal (ULN), and aspartate aminotransferase (AST) and alanine aminotransferase (ALT) < 3 times the ULN.
  • LVEF ≥ 40%.
  • Absolute neutrophil count (ANC) ≥ 1000/mm3 (or 1000 cells/L) within 21 days prior to registration. Screening ANC should be independent of growth factor support for ≥ 1 week.
  • Platelet count ≥ 50,000 cells/mm3 (≥ 30,000 cells/mm3 if myeloma involvement in the bone marrow is > 50%) within 21 days prior to registration. Patients should not have received platelet transfusions for at least 1 week prior to obtaining the screening platelet count.
  • Calculated or measured creatinine clearance (CrCl) of ≥ 15 mL/min within 21 days prior to registration. Calculation should be based on the Cockcroft and Gault formula (Appendix 3)
  • Written informed consent in accordance with federal, local, and institutional guidelines.
  • Female patients of child-bearing potential (FCBP) must have negative serum pregnancy test within 21 days prior to registration and agree to use an effective method of contraception during and for 3 months following last dose of drug.
  • Male patients must use an effective barrier method of contraception during study and for 3 months following the last dose if sexually active with a FCBP.

Who cannot join

  • Chemotherapy with approved or investigational anticancer therapeutics within 21 days prior to registration, with the exception of dexamethasone up to 160mg or equivalent every 4 weeks.
  • Previous treatment with carfilzomib.
  • Focal radiation therapy within 7 days prior to registration. Radiation therapy to an extended field involving a significant volume of bone marrow within 21 days prior to registration (i.e., prior radiation must have been to less than 30% of the bone marrow).
  • Active congestive heart failure (New York Heart Association [NYHA] Class III to IV), symptomatic ischemia, or conduction abnormalities uncontrolled by conventional intervention. Myocardial infarction within four months prior to registration.
  • Acute active infection requiring systemic antibiotics, antiviral (except antiviral therapy directed at hepatitis B) or antifungal agents within 14 days prior to registration.
  • Known HIV seropositive and/or untreated hepatitis B (patients with hepatitis B surface antigen [HBsAg] and core antibody [HBcAb] are eligible if receiving adequate antiviral therapy directed at hepatitis B).
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  • Patients with known cirrhosis.
  • Active malignancy, that is expected to require treatment with chemotherapy within one year, or results in a life expectancy less than one year.
  • Female patients who are pregnant or lactating.
  • Known history of allergy to Captisol (a cyclodextrin derivative used to solubilize carfilzomib)
  • Patients with hypersensitivity to carfilzomib, velcade, boron, or mannitol.
  • Patients with pleural effusions requiring thoracentesis or ascites requiring paracentesis within 14 days prior to registration.
  • Significant neuropathy (Grades 3-4, or Grade 2 with pain) within 14 days prior to registration.
  • Any other clinically significant medical disease or psychiatric condition that, in the Investigator's opinion, may interfere with protocol adherence or a patient's ability to give informed consent.

Trial locations and contacts

4 sites in 4 countries.

Wee Joo Chng contact

6779 5555

mdccwj@nus.edu.sg

Adeline Lin contact

adeline_hf_lin@nuhs.edu.sg

4 sites in 4 countries

Hong Kong1 site, 1 recruiting
  • Queen Mary Hospital

    Hong Kong

    Not yet recruiting

Other trials in Hong Kong

Singapore1 site, 1 recruiting
  • National University Hospital

    Singapore

    Recruiting

Other trials in Singapore

South Korea1 site, 1 recruiting
  • Study site

    South Korea

    Not yet recruiting

Other trials in South Korea

Taiwan1 site, 1 recruiting
  • National Taiwan University

    Taipei

    Not yet recruiting

Other trials in Taiwan

About this study

Official title: Single Arm, Multicentre Study of Carfilzomib in Combination With Thalidomide and Dexamethasone (CaTD) in Patients With Relapsed and/or Refractory Multiple Myeloma (RRMM)

All patients with multiple myeloma (MM) are destined to relapse even with the best available approved agents. Median OS from diagnosis in the current era is reported at 5.4 years. Given that myeloma remains an incurable disease, future improved OS is therefore reliant on the expansion of salvage options for patients with RRMM.

Carfilzomib (formerly PR-171) is a tetrapeptide epoxyketone-based irreversible inhibitor of the 20S proteasome. This second-generation proteasome inhibitor (PI) is structurally and mechanistically different to the dipeptide boronic acid PI, bortezomib. Compared to bortezomib, carfilzomib showed less off-target activity that may account for the reduced myelosuppression and reduced neuropathy that is observed compared to bortezomib. As monotherapy, carfilzomib has demonstrated robust and durable activity in heavily pre-treated patients with RRMM in phase I and II trials The idea of combining a PI and an immunomodulatory drug (IMiD) such as thalidomide or lenalidomide is attractive in MM due to the efficacy previously demonstrated with combination bortezomib, thalidomide and dexamethasone. Such efficacy obviates the need for chemotherapy that is known to induce genetic instability and in turn gives rise to secondary cancers. In combination with lenalidomide (25mg), Niesvizky and colleagues have demonstrated a maximum planned dose (MPD) of carfilzomib as 20/27 mg/m2 with promising safety and efficacy. Combination carfilzomib and thalidomide, as opposed to lenalidomide, is practically a more affordable regimen that will be more applicable to the Asia-Pacific region.

Read the detailed description

All patients will continue treatment for 18 cycles (12 induction cycles, 6 maintenance cycles) unless development of adverse events that require early cessation of treatment. Patients will be followed up for progression and survival until 1 year following the completion of the last patient's final cycle of induction therapy.

Proteasome inhibitors and IMiDs have different but overlapping mechanisms of anti-MM activity. In the clinical setting, both proteasome inhibitors and IMiDs enhance the activity of dexamethasone, and synergy has previously been demonstrated between the first in class proteasome inhibitor, bortezomib[16] and the immunomodulatory drug lenalidomide[17]. Relative to bortezomib, carfilzomib demonstrated increased apoptosis in MM cell lines, and induce high ORR in both bortezomib-naïve and resistant patients.

We hypothesise that carfilzomib will induce a synergistic anti-myeloma activity when combined with the first in class immunomodulatory drug thalidomide, and dexamethasone. Thalidomide is a cheaper immunomodulatory drug that is more accessible in the Asia-Pacific region compared to lenalidomide. This makes the combination of carfilzomib, thalidomide and dexamethasone a more viable salvage option for patients in this region.

In the PX-171-006 study, combination carfilzomib lenalidomide and dexamethasone induced a CR/VGPR in 59% of patients. The maximum per protocol doses of carfilzomib (27g/m2) was used safely with full dose lenalidomide (25mg po daily days 1-21 every 28 days) and dexamethasone (40 mg po weekly), and the MTD of carfilzomib was not reached.

Carfilzomib 56mg/m2 was tolerable in phase II trials and induced durable responses in patients with relapsed and/or refractory myeloma. The most common grade 3/4 side effects of lymphopenia (43%), thrombocytopenia (32%), hypertension (25%), and pneumonia (18%) are not expected to overlap significantly with the expected side effects of thalidomide [15].

We will combine carfilzomib 20/56mg per m2 in combination with thalidomide 100mg daily and dexamethasone 40mg weekly. The rationale for dose escalation of carfilzomib to 56mg/m2 is based on two findings: a) the 20/56mg/m2 dose escalation was well tolerated in the PX-171-007 trial and b) no dose limiting toxicities were seen with carfilzomib 20/27mg/m2 when combined with lenalidomide and dexamethasone in patients with RRMM who were heavily pre-treated, in the PX-171-006 and PX-171-009 trial. The rationale for assigning an equal number of patients between the ALLG sites and AMN sites is to avoid bias with respect to potential biological differences between patients in Asia and Australia/New Zealand.

Being tested
Carfilzomib, Thalidomide and Dexamethasone
Keywords
carfilzomib

What participants receive

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

  • Carfilzomib, Thalidomide and DexamethasoneDrug

    Carfilzomib will be given on days 1,2,8,9,15,16 in a 4-week (28 day) cycle during induction cycles 1-12, followed by days 1,2,15,16 in a 4-week cycle during maintenance cycles 13-18 (section 4.0) Dexamethasone, 40mg po will be given on days 1,8,15, 22 in a 4-week cycle during induction cycles 1-12, followed by days 1,15, in a 4-week cycle during maintenance cycles 13-18.

    Thalidomide, 100mg po will be given daily during induction cycles 1-12 only.

Study groups in NCT03140943
Study groupRoleWhat they receive
Carfilzomib, Thalidomide and DexamethasoneExperimentalNot described
Receives: Drug: Carfilzomib, Thalidomide and Dexamethasone

What is being measured

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

  1. Progression free survival (PFS)

    To assess the progression free survival (PFS) in patients with RRMM who have had 1 to 3 prior lines of therapies, treated with combination carfilzomib, thalidomide and dexamethasone (CaTD)

    Measured: 5 years or until disease progression

Secondary outcomes (6)
  1. Overall survival (OS)

    Defined as the duration from the start of treatment (C1D1) to death from any cause.

    Measured: 5 years

  2. Overall Rate of Response (ORR)

    percentage of patients enrolled that achieve a complete response (CR), or stringent complete response (sCR), or very good partial response (VGPR), or partial response (PR) based on the International Myeloma Working Group criteria

    Measured: anytime from commencement of treatment to the end of study baseline until disease progression, unmanageable adverse event or death, whichever occurs first, approximately up to 3 years

  3. Duration of response (DOR)

    Defined as the duration from the first response to the time of progression. Duration of response will be censored by deaths due to causes other than progression

    Measured: 5 years

  4. Time to progression (TTP)

    Defined as the duration from the start of treatment (C1D1) to disease progression or relapse based upon IMWG criteria, with deaths due to causes other than progression censored

    Measured: 5 years

  5. Number of Participants affected by Adverse Events

    An AE is any untoward medical occurrence attributed to study drug in a participant who received study drug. An SAE was an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly.

    Measured: Baseline up to 4 Weeks after the last dose of study drug administration

  6. Quality of life of participants on treatment

    Health-related quality of life (HR-QOL) will be measured by the European standardized instrument EuroQoL EQ-5D-5L

    Measured: Approximately 3 years

Timeline

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

  1. First posted4 May 2017
  2. Study start13 Sep 2017
  3. Primary completion1 Jun 2019 (estimated)
  4. Study completion1 Jun 2022 (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 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Model description
All patients will continue treatment for 18 cycles (12 induction cycles, 6 maintenance cycles) unless development of adverse events that require early cessation of treatment. Patients will be followed up for progression and survival until 1 year following the completion of the last patient's final cycle of induction therapy.
Masking
None (open label)
Enrolment
100 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03140943
Sponsor's protocol ID
AMN002
Status last verified
Feb 2017
First submitted
13 Apr 2017
Last updated
6 Nov 2017
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • Ninkovic S, Harrison SJ, Lee JJ, Murphy N, Lee JH, Estell J, Chen VM, Horvath N, Kim K, Eek R, Augustson B, Bang SM, Huang SY, Rajagopal R, Szabo F, Engeler D, Butcher BE, Mollee P, Durie B, Chng WJ, Quach H. Carfilzomib, thalidomide, and dexamethasone are safe and effective in relapsed and/or refractory multiple myeloma: final report of the single-arm, multicenter, phase II ALLG MM018/AMN002 study. Haematologica. 2024 Jul 1;109(7):2229-2238. doi: 10.3324/haematol.2023.284238.

    PubMed 38235519

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Carfilzomib, Thalidomide and Dexamethasone in people with Relapsed and/or Refractory Multiple Myeloma, run by National University Hospital, Singapore at 4 sites in 4 countries.

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 15 inclusion and 14 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: status not confirmed, as of the sponsor's last update on 6 Nov 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites in Hong Kong, Singapore, South Korea, Taiwan. 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?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

Contact Wee Joo Chng (6779 5555, mdccwj@nus.edu.sg), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Progression free survival (PFS) (time frame: 5 years or until disease progression). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03140943, which also lists 1 linked publication.

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 6 Nov 2017.

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