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Phase 1b Study of Weekly Carfilzomib in Combination With Lenalidomide and Dexamethasone in Subjects With Multiple Myeloma

Phase 1
Completed
Conditions
Multiple Myeloma
Interventions
Registration Number
NCT02335983
Lead Sponsor
Amgen
Brief Summary

The purpose of the study is to assess the safety, tolerability and activity of a once-weekly regimen of carfilzomib in combination with lenalidomide and dexamethasone for the treatment of multiple myeloma.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
107
Inclusion Criteria
  1. Newly diagnosed or relapsed multiple myeloma
  2. Measureable disease by serum M protein, or urine M protein, or serum free light chain (SFLC) and an abnormal serum kappa lambda ratio (for subjects without detectable serum or urine M-protein), or serum quantitative immunoglobulin A (glgA) (for immunoglobulin (Ig) A subjects whose disease can only be reliable measured by qlgA).
  3. Eastern Cooperative Oncology Group (ECOG) Performance Status (PS) of 0 to 2
  4. Left ventricular ejection fraction (LVEF) ≥ 40%

Key

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Exclusion Criteria
  1. Waldenström macroglobulinemia

  2. For newly diagnosed multiple myeloma: multiple myeloma of IgM subtype

  3. For relapsed disease:

    1. If treated with a lenalidomide and dexamethasone combination, progression during the first 3 months after initiating treatment.
    2. Any progression during treatment if the lenalidomide and dexamethasone regimen was the most recent line of therapy.
    3. Any prior treatment with carfilzomib
  4. POEMS syndrome (polyneuropathy, organomegaly, endocrinopathy, monoclonal protein, and skin changes)

  5. Plasma cell leukemia (> 2.0 × 10^9/L circulating plasma cells by standard differential)

  6. Myelodysplastic syndrome

  7. Amyloidosis

  8. Prior treatment with carfilzomib or oprozomib

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Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
NDMM Dose-evaluation: Carfilzomib 56/70 mg/m²LenalidomideParticipants with newly diagnosed multiple myeloma (NDMM) received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1 day 1, 56 mg/m² on cycle 1 days 8 and 15, and then 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
NDMM Dose-evaluation: Carfilzomib 56/70 mg/m²DexamethasoneParticipants with newly diagnosed multiple myeloma (NDMM) received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1 day 1, 56 mg/m² on cycle 1 days 8 and 15, and then 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
RRMM Dose-evaluation: Carfilzomib 56 mg/m²CarfilzomibParticipants with relapsed or refractory multiple myeloma (RRMM) received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 56 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
RRMM Dose-evaluation: Carfilzomib 56 mg/m²LenalidomideParticipants with relapsed or refractory multiple myeloma (RRMM) received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 56 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
RRMM Dose-evaluation: Carfilzomib 56 mg/m²DexamethasoneParticipants with relapsed or refractory multiple myeloma (RRMM) received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 56 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
RRMM Dose-evaluation: Carfilzomib 70 mg/m²CarfilzomibParticipants with RRMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
RRMM Dose-evaluation: Carfilzomib 70 mg/m²LenalidomideParticipants with RRMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
RRMM Dose-expansion: Carfilzomib 70 mg/m²CarfilzomibParticipants with RRMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
RRMM Dose-evaluation: Carfilzomib 70 mg/m²DexamethasoneParticipants with RRMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
RRMM Dose-expansion: Carfilzomib 70 mg/m²LenalidomideParticipants with RRMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
RRMM Dose-expansion: Carfilzomib 70 mg/m²DexamethasoneParticipants with RRMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
NDMM Dose-evaluation: Carfilzomib 56/70 mg/m²CarfilzomibParticipants with newly diagnosed multiple myeloma (NDMM) received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1 day 1, 56 mg/m² on cycle 1 days 8 and 15, and then 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
NDMM Dose-expansion: Carfilzomib 70 mg/m²CarfilzomibParticipants with NDMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
NDMM Dose-expansion: Carfilzomib 70 mg/m²LenalidomideParticipants with NDMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
NDMM Dose-expansion: Carfilzomib 70 mg/m²DexamethasoneParticipants with NDMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 70 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
NDMM Dose-expansion: Carfilzomib 56 mg/m²CarfilzomibParticipants with NDMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 56 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
NDMM Dose-expansion: Carfilzomib 56 mg/m²LenalidomideParticipants with NDMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 56 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
NDMM Dose-expansion: Carfilzomib 56 mg/m²DexamethasoneParticipants with NDMM received treatment with carfilzomib, lenalidomide, and dexamethasone (KRd) for up to eighteen 28-day cycles, or until disease progression, patient withdrawal, stem cell transplant, or death. Participants received carfilzomib on days 1, 8, and 15 of each cycle. The dose was 20 mg/m² on cycle 1, day 1, and 56 mg/m² thereafter. Participants also received lenalidomide 25 mg once daily on days 1-21 and dexamethasone 40 mg (oral or IV) on days 1, 8, and 15 of each cycle, and on day 22 of cycles 1 to 8.
Primary Outcome Measures
NameTimeMethod
Change From Baseline in BilirubinBaseline and Cycle 2 day 1
Change From Baseline in CreatinineBaseline and Cycle 1, days 8 and 15 and Cycle 2 days 1, 8, and 15
Number of Participants With Adverse Events (AEs)From the first dose of any study drug up to 30 days after the last dose of any study drug; median (range) duration of treatment with carfilzomib was 32 (1.1, 76.7) weeks in RRMM participants and 26 (1.0, 94.4) weeks in NDMM participants.

Safety and tolerability were evaluated according to the type, incidence, and severity of adverse events.

An AE is defined as any untoward medical occurrence in a clinical trial subject. The event does not necessarily have a causal relationship with study treatment.

A serious adverse event is defined as an AE that meets at least 1 of the following serious criteria:

* fatal

* life threatening

* requires in-patient hospitalization or prolongation of existing hospitalization

* results in persistent or significant disability/incapacity

* congenital anomaly/birth defect

* other medically important serious event

The severity of each AE was assessed according to the National Cancer Institute Common Terminology Criteria for Adverse Events, version 4.03 where Grade 1 = Mild, Grade 2 = Moderate, Grade 3 = Severe, Grade 4 = Life-threatening, and Grade 5 = Death.

Change From Baseline in Hemoglobin LevelsBaseline and Cycle 1, days 8 and 15 and Cycle 2 days 1, 8, and 15
Change From Baseline in Platelet CountBaseline and Cycle 1, days 8 and 15 and Cycle 2 days 1, 8, and 15
Change From Baseline in Neutrophil CountBaseline and Cycle 1, days 8 and 15 and Cycle 2 days 1, 8, and 15
Secondary Outcome Measures
NameTimeMethod
Maximum Plasma Concentration of Carfilzomib on Day 8 of Cycle 1 by Dose GroupDay 8 of Cycle 1 at predose, 15 minutes after the start of infusion, at the end of infusion, and 15 and 60 minutes after the end of infusion
Time to Maximum Plasma Concentration of Carfilzomib on Day 8 of Cycle 1 by Dose GroupDay 8 of Cycle 1 at predose, 15 minutes after the start of infusion, at the end of infusion, and 15 and 60 minutes after the end of infusion
Area Under the Curve From Time Zero to Time of Last Quantifiable Concentration of Carfilzomib on Day 8 of Cycle 1 by Dose GroupDay 8 of Cycle 1 at predose, 15 minutes after the start of infusion, at the end of infusion, and 15 and 60 minutes after the end of infusion
Overall Response Rate (ORR)Response assessments were performed on day 1 of each treatment cycle from cycle 2 and then every 8 weeks during follow-up until disease progression. Median time on follow-up was 10.6 months in RRMM participants and 6.9 months in NDMM participants.

Response was determined by the investigator based on the International Myeloma Working Group Uniform Response Criteria (IMWG URC). ORR was defined as the percentage of participants who achieved a best response of stringent complete response (sCR), complete response (CR), very good partial response (VGPR) or partial response (PR). Responses must have been confirmed in 2 consecutive assessments at any time prior to initiation of any new therapy.

Disease assessments included serum protein electrophoresis (SPEP) with immunofixation, urine protein electrophoresis (UPEP; 24-hour assessment) with immunofixation, serum free light chain (SFLC), quantitative immunoglobulins, bone marrow aspirates to determine percent plasma cell involvement, and skeletal imaging for plasmacytoma evaluation.

Complete Response Rate (CRR)Response assessments were performed on day 1 of each treatment cycle from cycle 2 and then every 8 weeks during follow-up until disease progression. Median time on follow-up was 10.6 months in RRMM participants and 6.9 months in NDMM participants.

Complete Response Rate (CRR) is defined as the percentage of participants who achieved a best overall response of either stringent complete response (sCR) or complete response (CR) in accordance with International Myeloma Working Group-Uniform Response Criteria (IMWG-URC).

sCR: As for CR, and absence of clonal plasma cells in bone marrow (BM) CR: Negative serum and urine immunofixation, disappearance of any soft tissue plasmacytomas, \< 5% plasma cells in BM, and normal SFLC ratio in participants with measurable disease only by SFLC.

Progression-free Survival (PFS)From first dose of study drug until the end of follow-up; Median time on follow-up was 10.6 months in RRMM participants and 6.9 months in NDMM participants.

PFS is defined as the time from the first day of study treatment to the earlier of disease progression or death due to any cause.

Disease progression was determined by the investigator according to IMWG-URC. Progressive Disease (PD): Increase of 25% from lowest value in serum M-component (absolute increase ≥ 0.5 g/dL), urine M-component (absolute increase ≥ 200 mg per 24 hours) and/or the difference between involved and uninvolved FLC levels (absolute increase \>10 mg/dL) in patients without measurable serum and urine M-protein levels, and/or any new or increase in size of bone lesions or soft tissue plasmacytomas, or development of hypercalcemia.

PFS was analyzed using Kaplan-Meier methods. Participants who were alive with no documented PD, started new anticancer therapy before documentation of PD or death, had death or PD immediately after \> 1 consecutively missed assessment visit, were lost to follow-up or withdrew consent were censored at the date of last disease assessment.

Duration of Response (DOR)From first dose of study drug until the end of follow-up; Median time on follow-up was 10.6 months in RRMM participants and 6.9 months in NDMM participants.

Duration of response (DOR) was calculated for participants who achieved a confirmed PR or better based on Investigator assessment and according to the IMWG URC. Duration of overall response is defined as the time from first documentation of response to disease progression or death due to any cause. DOR was analyzed using Kaplan-Meier methods. Participants who were alive with no documented PD, started new anticancer therapy before documentation of PD or death, had death or PD immediately after \> 1 consecutively missed disease assessment visit, were lost to follow-up, or withdrew consent were censored at the date of last disease assessment.

Trial Locations

Locations (30)

Saint Francis Hospital Cancer Center

🇺🇸

Greenville, South Carolina, United States

Greenville Health System

🇺🇸

Greenville, South Carolina, United States

Morton Coleman, MD

🇺🇸

New York, New York, United States

Clinical Research Alliance

🇺🇸

New York, New York, United States

Bend Memorial Clinic

🇺🇸

Bend, Oregon, United States

Weill Cornell Medical College

🇺🇸

New York, New York, United States

Research Site

🇺🇸

Wauwatosa, Wisconsin, United States

Lombardi Cancer Center, Pediatric Hematology Oncology

🇺🇸

Washington, District of Columbia, United States

Avera Cancer Institute

🇺🇸

Sioux Falls, South Dakota, United States

CBCC Global Research, Inc. at Comprehensive Blood and Cancer Center

🇺🇸

Bakersfield, California, United States

Compassionate Care Research Group, Inc.

🇺🇸

Fountain Valley, California, United States

Stony Brook University Medical Center

🇺🇸

Stony Brook, New York, United States

University of Chicago Medical Center

🇺🇸

Chicago, Illinois, United States

Dana Farber Partners Cancer Care

🇺🇸

Boston, Massachusetts, United States

Sarah Cannon Research Institute

🇺🇸

Cincinnati, Ohio, United States

Swedish Cancer Institute

🇺🇸

Seattle, Washington, United States

Durham Veterans Affairs Medical Center

🇺🇸

Durham, North Carolina, United States

Vanderbilt University Medical Center

🇺🇸

Nashville, Tennessee, United States

Huntsman Cancer Institute

🇺🇸

Salt Lake City, Utah, United States

Tennessee Oncology, PLLC / The Sarah Cannon Research lnstitute

🇺🇸

Nashville, Tennessee, United States

Providence Saint Joseph Medical Center

🇺🇸

Burbank, California, United States

Los Angeles Hematology / Oncology Medical Group

🇺🇸

Los Angeles, California, United States

Memorial Sloan Kettering

🇺🇸

New York, New York, United States

The West Clinic, PC

🇺🇸

Memphis, Tennessee, United States

Florida Cancer Specialists

🇺🇸

West Palm Beach, Florida, United States

John Theurer Cancer Center at Hackensack University Medical Center

🇺🇸

Hackensack, New Jersey, United States

H. Lee Moffitt Cancer Center & Research Institute

🇺🇸

Tampa, Florida, United States

University of Colorado

🇺🇸

Aurora, Colorado, United States

Medical University of South Carolina, Hollings Cancer Center

🇺🇸

Charleston, South Carolina, United States

Aurora Health Care, Aurora Cancer Care

🇺🇸

Milwaukee, Wisconsin, United States

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