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Phase 1/2 Study of Carfilzomib for the Prevention of Relapse and GVHD in Allo-HCT for Hematologic Malignancies

Phase 1/2 Study of Carfilzomib for the Prevention of Relapse and Graft-versus-host Disease in Allogeneic Hematopoietic Cell Transplantation for High-risk Hematologic Malignancies

Status
Completed
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02145403
Enrollment
53
Registered
2014-05-22
Start date
2014-10-31
Completion date
2020-10-16
Last updated
2022-01-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Graft-Versus-Host Disease, Hematologic Malignancies, Relapse

Keywords

Allogeneic Transplantation, Carfilzomib, Relapse, Graft-Versus-Host Disease, Multiple Myeloma, Lymphoma, Leukemia

Brief summary

The investigators hypothesize that adding carfilzomib to standard conditioning regimen for allo-HCT for advanced or high-risk hematologic malignancies will decrease post-transplant relapse and treatment-related mortality by decreasing severe GVHD, leading to overall improvement in transplant outcomes.

Interventions

DRUGCarfilzomib

Carfilzomib will be administered starting at dose level 1 (20 mg/m2 IV) on day +1, +2, +6 and +7. Dose escalation will be performed on the day +6 and day +7 doses only in each dose level. Day +1 and day+2 doses will be fixed at 20 mg/m2 IV in all dose levels.

DRUGTacrolimus

Tacrolimus will be administered at 0.03 mg/kg continuous infusion over 24 hours, starting on day -3 as standard graft-versus-host disease prophylaxis.

Sponsors

University of Michigan Rogel Cancer Center
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

* Lymphoid or Myeloid malignancy requiring allogeneic hematopoietic cell transplantation * Pathology review by the study institution is required * Prior high-dose chemotherapy and autologous HCT(s) is (are) allowed * Disease status: Stable disease or better at the time of enrollment * Age: \>18 and \<70 years old at the time of transplant (\< 71 years at transplant admission) * Life expectancy ≥ 6 months after transplant * A 8/8 or 7/8 HLA-matched donor is available * Karnofsky Performance Status \>70% (A measure of quality of life that ranges from 0 to 100 where 100 equals perfect health and 0 is death.) * Adequate cardiac \[LVEF (Left Ventricular Ejection Fraction) \>0.4\], pulmonary \[FEV1 (Forced Expiratory Volume in 1 Second), FVC (Forced Vital Capacity), corrected DLCO (Diffusing Capacity) ≥ 50% predicted\], hepatic \[DB (Direct Bilirubin) \<1.5xULN, AST (Aspartate Aminotransferase) / ALT (Alanine transaminase) ≤3xULN\] and renal function \[GFR (Glomerular Filtration Rate) ≥ 60 mL/min/1.73 m2\]

Exclusion criteria

* Progressive disease * Active central nervous system involvement by malignancy * Non compliance to medications or medical instructions * Lack of appropriate caregivers * Life expectancy \<6 months * Pregnant or lactating females * Uncontrolled infection requiring active treatment (systemic antibiotics, anti-virals, or anti-fungals) within 14 days * HIV-1/HIV-2 or HTLV-1/HTLV-2 seropositivity * Active hepatitis A, B or C infection * Unstable angina or myocardial infarction within 6 months prior to randomization, NYHA Class III or IV heart failure, uncontrolled angina, history of severe coronary artery disease, uncontrolled or persistent atrial fibrillation/flutter, history of ventricular fibrillation, ventricular tachycardia/torsade de pointes, sick sinus syndrome, or electrocardiographic evidence of acute ischemia or Grade 3 conduction system abnormalities unless subject has a pacemaker * History of pulmonary hypertension * Uncontrolled hypertension or uncontrolled diabetes mellitus * Non-hematologic malignancy within the past 3 years with the exception of a) adequately treated basal cell carcinoma, squamous cell skin cancer, or thyroid cancer; b) carcinoma in situ of the cervix or breast; c) prostate cancer of Gleason Grade 6 or less with stable prostate-specific antigen (PSA) levels; or d) cancer considered cured by surgical resection or unlikely to impact survival during the duration of the study, such as localized transitional cell carcinoma of the bladder or benign tumors of the adrenal or pancreas * Known history of allergy to Captisol® (a cyclodextrin derivative used to solubilize carfilzomib) * Contraindication to any of the required concomitant drugs or supportive treatments, including hypersensitivity to all available anti-microbial drugs or intolerance to IV hydration due to pre-existing pulmonary or cardiac impairment * Subjects with pleural effusion requiring thoracentesis or ascites requiring paracentesis within 14 days prior to admission * Uncontrolled psychiatric condition * Any other clinically significant medical or psychiatric disease or condition that, in the Investigator's opinion, may interfere with protocol adherence or a subject's ability to give informed consent

Design outcomes

Primary

MeasureTime frameDescription
Phase I: Maximum Tolerated Dose (MTD) of CarfilzomibUp to day 28Subjects were enrolled on the first dose level (20 mg/m\^2), following a standard 3+3 dose escalation. For any given dose level, if none of the 3 subjects developed a treatment-related dose limiting toxicity (DLT), defined per protocol, dose escalation would follow. If a DLT occurred in any given dose level, the cohort would be expanded to 6. Further dose escalation would be made only if DLTs occurred in \<2 out of 6 subjects. If \>=2 of 6 develop DLTs, dose de-escalation would be made to the previous level. The highest dose level at which no more than one of six participants experience a DLT defines the MTD.
Phase II: Kaplan-Meier Estimate of the Percentage of Patients Who Are Alive and Have Not Developed Any Event1 yearKaplan-Meier estimate of the percentage of patients who are alive and have not developed relapse/progression of primary disease or clinical grade III-IV acute graft-versus- host disease (GVHD) or chronic GVHD requiring systemic treatment. Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.

Secondary

MeasureTime frameDescription
Number of Regimen Related Toxicities (RRTs)Up to 30 days post treatmentAn RTT is defined as an adverse event (AE) that occurs within +37 days after transplant or 30 days after the last dose of carfilzomib (day +7), and is considered to be a direct consequence and a related event as a result of the combination of conditioning chemotherapy, GVHD prophylaxis regimen and carfilzomib.
Phase II: Cumulative Incidence of Acute GVHDAt day 180 post-transplant; data collected up to 3 yearsThe cumulative incidence of acute Graft Versus Host Disease (aGVHD). Events were assigned a severity grade using the National Cancer Institute's Common Terminology Criteria for Adverse Events (NCI CTCAE) v. 4.0; lower values indicate least severe and higher values indicate most severe. Grades 2 - 4 and grades 3 - 4 events are reported. Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.
Phase II: Kaplan-Meier Estimate for Progression/Relapse-free Survival TimeUp to 3 yearsTime from day 0 to the date of the first progression/relapse. Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.
Phase II: Cumulative Incidence of Non-relapse MortalityUp to 3 yearsThe cumulative incidence of non-relapse mortality. Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.
Phase II: Cumulative Incidence of Chronic GVHDUp to 3 yearsThe cumulative incidence of chronic Graft Versus Host Disease (GVHD). Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.
Phase II: Kaplan-Meier Estimate for Overall Survival TimeUp to 3 yearsThe time from day 0 to the day of death from any cause. Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.

Countries

United States

Participant flow

Pre-assignment details

Two patients who consented never began treatment.

Participants by arm

ArmCount
Dose Level 1 - Maximum Dose Carfilzomib 20 mg/m^2
Participants were administered 20 mg/m\^2 of Carfilzomib on days 1, 2, 6 and 7.
3
Dose Level 2 - Maximum Dose Carfilzomib 27 mg/m^2
Participants were administered 20 mg/m\^2 on days 1 and 2; 27 mg/m\^2 of Carfilzomib on days 6 and 7.
3
Dose Level 3 - Maximum Dose Carfilzomib 36 mg/m^2
Participants were administered 20 mg/m\^2 on days 1 and 2; 36 mg/m\^2 of Carfilzomib on days 6 and 7.
41
Dose Level 4 - Maximum Dose Carfilzomib 45 mg/m^2
Participants were administered 20 mg/m\^2 on days 1 and 2; 45 mg/m\^2 of Carfilzomib on days 6 and 7.
4
Total51

Baseline characteristics

CharacteristicDose Level 1 - Maximum Dose Carfilzomib 20 mg/m^2Dose Level 2 - Maximum Dose Carfilzomib 27 mg/m^2Dose Level 3 - Maximum Dose Carfilzomib 36 mg/m^2Dose Level 4 - Maximum Dose Carfilzomib 45 mg/m^2Total
Age, Continuous32 years55 years58 years60 years58 years
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants0 Participants0 Participants0 Participants0 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
3 Participants3 Participants39 Participants4 Participants49 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants2 Participants0 Participants2 Participants
Sex: Female, Male
Female
1 Participants1 Participants22 Participants0 Participants24 Participants
Sex: Female, Male
Male
2 Participants2 Participants19 Participants4 Participants27 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
deaths
Total, all-cause mortality
1 / 32 / 318 / 412 / 4
other
Total, other adverse events
3 / 30 / 316 / 413 / 4
serious
Total, serious adverse events
1 / 32 / 325 / 414 / 4

Outcome results

Primary

Phase II: Kaplan-Meier Estimate of the Percentage of Patients Who Are Alive and Have Not Developed Any Event

Kaplan-Meier estimate of the percentage of patients who are alive and have not developed relapse/progression of primary disease or clinical grade III-IV acute graft-versus- host disease (GVHD) or chronic GVHD requiring systemic treatment. Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.

Time frame: 1 year

Population: Subjects who have received all 4 doses of carfilzomib at the maximum tolerated dose (MTD) level (dose level 3, 36 mg/m\^2): 39 subjects total. Note: three subjects who completed 4 doses of carfilzomib at the MTD during the phase 1 portion of the study were included in phase 2 analysis of the primary outcome measure.

ArmMeasureValue (NUMBER)
Phase 1 Study ParticipantsPhase II: Kaplan-Meier Estimate of the Percentage of Patients Who Are Alive and Have Not Developed Any Event31 percentage of participants
Primary

Phase I: Maximum Tolerated Dose (MTD) of Carfilzomib

Subjects were enrolled on the first dose level (20 mg/m\^2), following a standard 3+3 dose escalation. For any given dose level, if none of the 3 subjects developed a treatment-related dose limiting toxicity (DLT), defined per protocol, dose escalation would follow. If a DLT occurred in any given dose level, the cohort would be expanded to 6. Further dose escalation would be made only if DLTs occurred in \<2 out of 6 subjects. If \>=2 of 6 develop DLTs, dose de-escalation would be made to the previous level. The highest dose level at which no more than one of six participants experience a DLT defines the MTD.

Time frame: Up to day 28

Population: Phase 1 study participants

ArmMeasureValue (NUMBER)
Phase 1 Study ParticipantsPhase I: Maximum Tolerated Dose (MTD) of Carfilzomib36 milligrams per square meter (mg/m^2)
Secondary

Number of Regimen Related Toxicities (RRTs)

An RTT is defined as an adverse event (AE) that occurs within +37 days after transplant or 30 days after the last dose of carfilzomib (day +7), and is considered to be a direct consequence and a related event as a result of the combination of conditioning chemotherapy, GVHD prophylaxis regimen and carfilzomib.

Time frame: Up to 30 days post treatment

Population: Subjects who have received at least one dose of carfilzomib were evaluable for toxicities

ArmMeasureValue (NUMBER)
Phase 1 Study ParticipantsNumber of Regimen Related Toxicities (RRTs)4 Regimen related toxicities
Dose Level 2 - Maximum Dose Carfilzomib 27 mg/m^2 IVNumber of Regimen Related Toxicities (RRTs)1 Regimen related toxicities
Dose Level 3 - Maximum Dose Carfilzomib 36 mg/m^2 IVNumber of Regimen Related Toxicities (RRTs)15 Regimen related toxicities
Dose Level 4 - Maximum Dose Carfilzomib 45 mg/m^2 IVNumber of Regimen Related Toxicities (RRTs)6 Regimen related toxicities
Secondary

Phase II: Cumulative Incidence of Acute GVHD

The cumulative incidence of acute Graft Versus Host Disease (aGVHD). Events were assigned a severity grade using the National Cancer Institute's Common Terminology Criteria for Adverse Events (NCI CTCAE) v. 4.0; lower values indicate least severe and higher values indicate most severe. Grades 2 - 4 and grades 3 - 4 events are reported. Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.

Time frame: At day 180 post-transplant; data collected up to 3 years

Population: Subjects who have received all 4 doses of carfilzomib at the maximum tolerated dose (MTD) level (dose level 3, 36 mg/m\^2): 39 subjects total. Note: three subjects who completed 4 doses of carfilzomib at the MTD during the phase 1 portion of the study were included in phase 2 analysis of the primary outcome measure.

ArmMeasureGroupValue (NUMBER)
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Acute GVHDAcute GVHD grade 2-432 percentage of participants
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Acute GVHDAcute GVHD grade 3-415 percentage of participants
Secondary

Phase II: Cumulative Incidence of Chronic GVHD

The cumulative incidence of chronic Graft Versus Host Disease (GVHD). Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.

Time frame: Up to 3 years

Population: Subjects who received all 4 doses of carfilzomib at the maximum tolerated dose (MTD) level (dose level 3, 36 mg/m\^2): 39 subjects total. Note: three subjects who completed 4 doses of carfilzomib at the MTD during the phase 1 portion of the study were included in phase 2 analysis.

ArmMeasureGroupValue (NUMBER)
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Chronic GVHDcGVHD overall: Day 36515 percentage of participants
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Chronic GVHDcGVHD overall: Day 109515 percentage of participants
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Chronic GVHDcGVHD Moderate / Severe: Day 1802 percentage of participants
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Chronic GVHDcGVHD Moderate / Severe: Day 36510 percentage of participants
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Chronic GVHDcGVHD Moderate / Severe: Day 109510 percentage of participants
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Chronic GVHDcGVHD Requiring Systemic Therapy: Day 1802 percentage of participants
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Chronic GVHDcGVHD Requiring Systemic Therapy: Day 3657 percentage of participants
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Chronic GVHDcGVHD Requiring Systemic Therapy: Day 10957 percentage of participants
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Chronic GVHDcGVHD overall: Day 1802 percentage of participants
Secondary

Phase II: Cumulative Incidence of Non-relapse Mortality

The cumulative incidence of non-relapse mortality. Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.

Time frame: Up to 3 years

Population: Subjects who received all 4 doses of carfilzomib at the maximum tolerated dose (MTD) level (dose level 3, 36 mg/m\^2): 39 subjects total. Note: three subjects who completed 4 doses of carfilzomib at the MTD during the phase 1 portion of the study were included in phase 2 analysis.

ArmMeasureGroupValue (NUMBER)
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Non-relapse MortalityDay 18015 percentage of participants
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Non-relapse MortalityDay 36517 percentage of participants
Phase 1 Study ParticipantsPhase II: Cumulative Incidence of Non-relapse MortalityDay 109523 percentage of participants
Secondary

Phase II: Kaplan-Meier Estimate for Overall Survival Time

The time from day 0 to the day of death from any cause. Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.

Time frame: Up to 3 years

Population: Subjects who received all 4 doses of carfilzomib at the maximum tolerated dose (MTD) level (dose level 3, 36 mg/m\^2): 39 subjects total. Note: three subjects who completed 4 doses of carfilzomib at the MTD during the phase 1 portion of the study were included in phase 2 analysis.

ArmMeasureGroupValue (NUMBER)
Phase 1 Study ParticipantsPhase II: Kaplan-Meier Estimate for Overall Survival Time1 year since transplant72 percentage of participants
Phase 1 Study ParticipantsPhase II: Kaplan-Meier Estimate for Overall Survival Time3 years since transplant54 percentage of participants
Secondary

Phase II: Kaplan-Meier Estimate for Progression/Relapse-free Survival Time

Time from day 0 to the date of the first progression/relapse. Subjects who receive all 4 doses of carfilzomib at the maximum tolerated dose level will be considered evaluable for endpoint analysis.

Time frame: Up to 3 years

Population: Subjects who received all 4 doses of carfilzomib at the maximum tolerated dose (MTD) level (dose level 3, 36 mg/m\^2): 39 subjects total. Note: three subjects who completed 4 doses of carfilzomib at the MTD during the phase 1 portion of the study were included in phase 2 analysis.

ArmMeasureGroupValue (NUMBER)
Phase 1 Study ParticipantsPhase II: Kaplan-Meier Estimate for Progression/Relapse-free Survival Time1 year since transplant72 percentage of participants
Phase 1 Study ParticipantsPhase II: Kaplan-Meier Estimate for Progression/Relapse-free Survival Time3 years since transplant40 percentage of participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026