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Trial · NCT01969838

Momelotinib Versus Ruxolitinib in Subjects With Myelofibrosis

NCT01969838, Phase 3, Completed, Sierra Oncology LLC - a GSK company; results first posted 2023-05-12

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Momelotinib Versus Ruxolitinib in Subjects With Myelofibrosis. Trials, record NCT01969838. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01969838

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Momelotinib Versus Ruxolitinib in Subjects With Myelofibrosis
NCT number
NCT01969838
Status
Completed
Phases
Phase 3
Enrollment
432 participants, actual
Lead sponsor
Sierra Oncology LLC - a GSK company
Conditions
Primary Myelofibrosis, Post-Polycythemia Vera Myelofibrosis, Post-Essential Thrombocythemia Myelofibrosis
Interventions
Momelotinib, Ruxolitinib, Placebo to match momelotinib, Placebo to match ruxolitinib
First posted
2013-10-25
Last updated
2023-05-12
Other registries' IDs
eudract:2013-002707-33
Results first posted
2023-05-12

Source ClinicalTrials.gov

Registered outcomes5

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimarySplenic Response Rate at Week 24Week 24Splenic response rate at Week 24 is defined as the percentage of participants who achieved a spleen volume reduction of ≥ 35% from baseline at the Week 24 assessment as measured by MRI or CT.
SecondaryTotal Symptom Score (TSS) Response Rate at Week 24Week 24
Total symptom score (TSS) is defined as the percentage of participants who achieved a ≥50% reduction in TSS at Week 24 versus baseline as measured by the modified Myeloproliferative Neoplasm Symptom Assessment Form (MPN-SAF) v2.0 diary. Response rate was calculated using the average of the daily TSS from a consecutive 28-day period prior to Week 24, which had ≥20 daily TSS available. The modified MPN-SAF patient-reported outcome instrument consisted of 8 items assessing worst daily incidence of tiredness, filling up quickly, abdominal discomfort, night sweats, itching, bone pain, pain under ribs on left side, and inactivity. Scoring of the Total Symptom Score (TSS), in this study was based on 7 of these items, (range of 0-70,), excluding inactivity. These items assess the impact experienced by the participant in the 24 hours prior to completing the questionnaire. All items are measured using a 0 to 10 Numeric Rating Scale, with 0 corresponding to "Absent" and 10 being the worse
SecondaryRate of Red Blood Cell (RBC) Transfusions in the Double-blind Phase, (the Average Number of RBC Units Transfused Per Month Not Associated With Overt Bleeding)Baseline to Week 24Rate of RBC transfusion was defined as the average number of RBC units transfused not associated with clinically overt bleeding per subject-month during the double-blind phase.
Secondary
RBC Transfusion Independence Rate at Week 24, (Defined as Absence of RBC Transfusions and no Hemoglobin Level Below 8 g/dL in the 12 Weeks Prior to Week 24, Excluding Cases Associated With Clinically Overt Bleeding)
Week 24
RBC transfusion independence is the percentage of participants who are transfusion independent at Week 24, defined as absence of RBC transfusions and no hemoglobin level below 8 g/dL in the 12 weeks prior to Week 24, excluding cases associated with clinically overt bleeding.
Secondary
RBC Transfusion Dependence Rate at Week 24. (Defined as Having Had at Least 4 Units of RBC Transfusions, or a Hemoglobin Level Below 8 g/dL in 8 Weeks Prior to Week 24 (Excluding Cases Associated With Clinically Overt Bleeding)).
Week 24
RBC transfusion dependence is the percentage of participants who are transfusion dependent at Week 24, defined as having had at least 4 units of RBC transfusions, or a hemoglobin level below 8 g/dL in 8 weeks prior to Week 24 (excluding cases associated with clinically overt bleeding). Participants with the last double-blind phase participation date prior to Day 162 (ie. missing at Week 24) were considered transfusion dependent at Week 24.

Outcomes5

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYSplenic Response Rate at Week 24Week 24ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYTotal Symptom Score (TSS) Response Rate at Week 24Week 24TSS rate analysis at Week 24 only included participants with TSS \> 0 at baseline or with TSS = 0 at baseline but with TSS \> 0 or missing at Week 24.ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYRate of Red Blood Cell (RBC) Transfusions in the Double-blind Phase, (the Average Number of RBC Units Transfused Per Month Not Associated With Overt Bleeding)Baseline to Week 24units/monthMEDIAN
SECONDARY
RBC Transfusion Independence Rate at Week 24, (Defined as Absence of RBC Transfusions and no Hemoglobin Level Below 8 g/dL in the 12 Weeks Prior to Week 24, Excluding Cases Associated With Clinically Overt Bleeding)
Week 24ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARY
RBC Transfusion Dependence Rate at Week 24. (Defined as Having Had at Least 4 Units of RBC Transfusions, or a Hemoglobin Level Below 8 g/dL in 8 Weeks Prior to Week 24 (Excluding Cases Associated With Clinically Overt Bleeding)).
Week 24ParticipantsCOUNT_OF_PARTICIPANTS

Results by group18

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Splenic Response Rate at Week 24Momelotinib (MMB)Responder57Participants
Splenic Response Rate at Week 24Ruxolitinib (RUX)Responder64Participants
Splenic Response Rate at Week 24Momelotinib (MMB)Nonresponder158Participants
Splenic Response Rate at Week 24Ruxolitinib (RUX)Nonresponder153Participants
Total Symptom Score (TSS) Response Rate at Week 24Momelotinib (MMB)Responder60Participants
Total Symptom Score (TSS) Response Rate at Week 24Ruxolitinib (RUX)Responder89Participants
Total Symptom Score (TSS) Response Rate at Week 24Momelotinib (MMB)Nonresponder151Participants
Total Symptom Score (TSS) Response Rate at Week 24Ruxolitinib (RUX)Nonresponder122Participants
Rate of Red Blood Cell (RBC) Transfusions in the Double-blind Phase, (the Average Number of RBC Units Transfused Per Month Not Associated With Overt Bleeding)Momelotinib (MMB)0.0Inter-Quartile Range 0.0 to 0.2units/month
Rate of Red Blood Cell (RBC) Transfusions in the Double-blind Phase, (the Average Number of RBC Units Transfused Per Month Not Associated With Overt Bleeding)Ruxolitinib (RUX)0.4Inter-Quartile Range 0.0 to 1.5units/month

Participant flow24

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Double-blind PhaseSTARTEDMomelotinib (MMB)215
Double-blind PhaseSTARTEDRuxolitinib (RUX)217
Double-blind PhaseSTARTEDMMB to MMB0
Double-blind PhaseSTARTEDRUX to MMB0
Double-blind PhaseCOMPLETEDMomelotinib (MMB)188
Double-blind PhaseCOMPLETEDRuxolitinib (RUX)208
Double-blind PhaseCOMPLETEDMMB to MMB0
Double-blind PhaseCOMPLETEDRUX to MMB0
Double-blind PhaseNOT COMPLETEDMomelotinib (MMB)27
Double-blind PhaseNOT COMPLETEDRuxolitinib (RUX)9

Adverse events1,116

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherAbdominal painGastrointestinal disordersMomelotinib (MMB)21214
otherAbdominal painGastrointestinal disordersRuxolitinib (RUX)24216
otherAbdominal painGastrointestinal disordersMMB to MMB13171
otherAbdominal painGastrointestinal disordersRUX to MMB26197
otherAlanine aminotransferase increasedInvestigationsMomelotinib (MMB)10214
otherAlanine aminotransferase increasedInvestigationsRuxolitinib (RUX)10216
otherAlanine aminotransferase increasedInvestigationsMMB to MMB5171
otherAlanine aminotransferase increasedInvestigationsRUX to MMB11197
otherAnaemiaBlood and lymphatic system disordersMomelotinib (MMB)30214
otherAnaemiaBlood and lymphatic system disordersRuxolitinib (RUX)79216

Adverse event totals12

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityMomelotinib (MMB)8214
Total, all-cause mortalityRuxolitinib (RUX)6216
Total, all-cause mortalityMMB to MMB44171
Total, all-cause mortalityRUX to MMB54197
Total, other adverse eventsMomelotinib (MMB)197214
Total, other adverse eventsRuxolitinib (RUX)206216
Total, other adverse eventsMMB to MMB153171
Total, other adverse eventsRUX to MMB188197
Total, serious adverse eventsMomelotinib (MMB)49214
Total, serious adverse eventsRuxolitinib (RUX)39216

Papers7

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
37042865DERIVEDPubMed
38501751DERIVEDPubMed
39516087DERIVEDPubMed
40535755DERIVEDPubMed
41958363DERIVEDPubMed
42316774DERIVEDPubMed
42452788DERIVEDPubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT01969838

GET https://conductscience.org/api/trials/v1/NCT01969838/flow?page=2