Skip to content
← Full study record

NCT01864018 · OUTCOME

Progression-free Survival (PFS)

Ixazomib With Cyclophosphamide and Dexamethasone in Patients With Previously Untreated Symptomatic Multiple Myeloma or Light Chain Amyloidosis · Source last updated 2025-07-24

Results reported by the registry submitting party. Population, time horizon, units and missing values must be read together.

Measure
MEDIAN
Unit
months
Interval / dispersion
95% Confidence Interval
Time frame
Time from registration to the earliest date of documentation of disease progression or death due to any cause, assessed up to 5 years

What was measured

The distribution of PFS will be estimated using the method of Kaplan Meier.

Groups in this outcome

Phase I/II, Cohort A

Patients with multiple myeloma\> \> INDUCTION THERAPY: Patients receive ixazomib citrate PO on days 1, 8, and 15 and cyclophosphamide PO and dexamethasone PO on days 1, 8, 15, and 22. Treatment repeats every 28 days for up to 12 courses in the absence of disease progression or unacceptable toxicity.\> \>\> \> \>\> MAINTENANCE THERAPY: Patients receive ixazomib citrate PO on days 1, 8, and 15. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity.\> \>\> \> \>\> Cyclophosphamide: Given PO\> \>\> \> \>\> Dexamethasone: Given PO\> \>\> \> \>\> Ixazomib Citrate: Given PO\> \>\> \> \>\> Laboratory Biomarker Analysis: Correlative studies\> \>\> \> \>\> Pharmacological Study: Correlative studies\> \>\> \> \>\> Quality-of-Life Assessment: Ancillary studies\> \>\> \> \>\> Questionnaire Administration: Ancillary studies\> \>\> \> \>\> Patient has multiple myeloma at baseline

Phase II, Cohort B

Patients with biopsy proven light chain amyloidosis with organ involvement requiring therapy\> \> \> INDUCTION THERAPY: Patients receive ixazomib citrate PO on days 1, 8, and 15 and cyclophosphamide PO and dexamethasone PO on days 1, 8, 15, and 22. Treatment repeats every 28 days for up to 12 courses in the absence of disease progression or unacceptable toxicity.\> \>\> \> \>\> MAINTENANCE THERAPY: Patients receive ixazomib citrate PO on days 1, 8, and 15. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity.\> \>\> \> \>\> Cyclophosphamide: Given PO\> \>\> \> \>\> Dexamethasone: Given PO\> \>\> \> \>\> Ixazomib Citrate: Given PO\> \>\> \> \>\> Laboratory Biomarker Analysis: Correlative studies\> \>\> \> \>\> Pharmacological Study: Correlative studies\> \>\> \> \>\> Quality-of-Life Assessment: Ancillary studies\> \>\> \> \>\> Questionnaire Administration: Ancillary studies\> \>\> \> \>\> Patient has light chain amyloidosis at baseline

Group identifiers and denominators belong to this outcome only. They may differ in another outcome or in safety reporting.

Analysis denominator · Participants

GroupSource count
Phase I/II, Cohort A48
Phase II, Cohort B35

Reported measurements

Source class 1
Values in months · Interval/dispersion: 95% Confidence Interval
GroupValueSpreadLowerUpperComment
Phase I/II, Cohort ANANot reported31.3NAMedian and upper 95% CI PFS was not reached due to the low number of progressions (11)
Phase II, Cohort BNANot reported39.6NAMedian and upper 95% CI PFS was not reached due to the low number of progressions (5)
Complete source fields
classes
  1. categories
    1. measurements
      1. comment
        Median and upper 95% CI PFS was not reached due to the low number of progressions (11)
        group Id
        OG000
        lower Limit
        31.3
        upper Limit
        NA
        value
        NA
      2. comment
        Median and upper 95% CI PFS was not reached due to the low number of progressions (5)
        group Id
        OG001
        lower Limit
        39.6
        upper Limit
        NA
        value
        NA
denoms
  1. counts
    1. group Id
      OG000
      value
      48
    2. group Id
      OG001
      value
      35
    units
    Participants
description
The distribution of PFS will be estimated using the method of Kaplan Meier.
dispersion Type
95% Confidence Interval
groups
  1. description
    Patients with multiple myeloma\> \> INDUCTION THERAPY: Patients receive ixazomib citrate PO on days 1, 8, and 15 and cyclophosphamide PO and dexamethasone PO on days 1, 8, 15, and 22. Treatment repeats every 28 days for up to 12 courses in the absence of disease progression or unacceptable toxicity.\> \>\> \> \>\> MAINTENANCE THERAPY: Patients receive ixazomib citrate PO on days 1, 8, and 15. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity.\> \>\> \> \>\> Cyclophosphamide: Given PO\> \>\> \> \>\> Dexamethasone: Given PO\> \>\> \> \>\> Ixazomib Citrate: Given PO\> \>\> \> \>\> Laboratory Biomarker Analysis: Correlative studies\> \>\> \> \>\> Pharmacological Study: Correlative studies\> \>\> \> \>\> Quality-of-Life Assessment: Ancillary studies\> \>\> \> \>\> Questionnaire Administration: Ancillary studies\> \>\> \> \>\> Patient has multiple myeloma at baseline
    id
    OG000
    title
    Phase I/II, Cohort A
  2. description
    Patients with biopsy proven light chain amyloidosis with organ involvement requiring therapy\> \> \> INDUCTION THERAPY: Patients receive ixazomib citrate PO on days 1, 8, and 15 and cyclophosphamide PO and dexamethasone PO on days 1, 8, 15, and 22. Treatment repeats every 28 days for up to 12 courses in the absence of disease progression or unacceptable toxicity.\> \>\> \> \>\> MAINTENANCE THERAPY: Patients receive ixazomib citrate PO on days 1, 8, and 15. Courses repeat every 28 days in the absence of disease progression or unacceptable toxicity.\> \>\> \> \>\> Cyclophosphamide: Given PO\> \>\> \> \>\> Dexamethasone: Given PO\> \>\> \> \>\> Ixazomib Citrate: Given PO\> \>\> \> \>\> Laboratory Biomarker Analysis: Correlative studies\> \>\> \> \>\> Pharmacological Study: Correlative studies\> \>\> \> \>\> Quality-of-Life Assessment: Ancillary studies\> \>\> \> \>\> Questionnaire Administration: Ancillary studies\> \>\> \> \>\> Patient has light chain amyloidosis at baseline
    id
    OG001
    title
    Phase II, Cohort B
param Type
MEDIAN
reporting Status
POSTED
time Frame
Time from registration to the earliest date of documentation of disease progression or death due to any cause, assessed up to 5 years
title
Progression-free Survival (PFS)
type
SECONDARY
unit Of Measure
months

Download exact source JSON → · Snapshot ctgov-results-25a395029948b04d52b1253f

Preserved source evidence · Not medical advice