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Trial ยท NCT04173494

A Study of Momelotinib Versus Danazol in Symptomatic and Anemic Myelofibrosis Participants (MOMENTUM)

NCT04173494, Phase 3, Completed, Sierra Oncology LLC - a GSK company; results first posted 2022-12-22

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. A Study of Momelotinib Versus Danazol in Symptomatic and Anemic Myelofibrosis Participants (MOMENTUM). Trials, record NCT04173494. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT04173494

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Trial

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

Title
A Study of Momelotinib Versus Danazol in Symptomatic and Anemic Myelofibrosis Participants (MOMENTUM)
NCT number
NCT04173494
Status
Completed
Phases
Phase 3
Enrollment
195 participants, actual
Lead sponsor
Sierra Oncology LLC - a GSK company
Conditions
Primary Myelofibrosis, Post-polycythemia Vera Myelofibrosis, Post-essential Thrombocythemia Myelofibrosis
Interventions
Momelotinib, Placebo to match danazol, Danazol, Placebo to match momelotinib
First posted
2019-11-22
Last updated
2023-11-01
Results first posted
2022-12-22

Source ClinicalTrials.gov

Registered outcomes21

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

ListOutcomeTime frameDescription
PrimaryTotal Symptom Score (TSS) Response Rate at Week 24Baseline and Week 24
Myelofibrosis Symptom Assessment Form (MFSAF) TSS version (v) 4.0 response rate was defined as percentage of participants with a \>= 50 percent (%) reduction from Baseline in mean MFSAF TSS over consecutive 28-day period immediately before end of Week 24. TSS response rate was measured using MFSAF v4.0. MFSAF v4.0 comprises 7 domains representing 7 most relevant symptoms of myelofibrosis (MF) identified through existing participant and clinician-based evidence: fatigue,night sweats,pruritus,abdominal discomfort,pain under left ribs,early satietyand bone pain. Participants scored each symptom domain using an 11-point numeric rating scale ranging from 0(absent) to 10(worst imaginable). The MFSAF TSS was calculated as sum of scores of 7 domains for a possible range of scores of 0 to 70, with a higher TSS corresponding to more severe symptoms. A reduction from Baseline corresponded to a lessening of MF symptoms. Baseline was the last assessment done before or on the day of first dose date.
SecondaryPercentage of Participants With Transfusion Independence (TI) at Week 24Week 24
TI status was defined as not receiving red blood cell (RBC) or whole blood transfusion for \>=12 weeks, with no hemoglobin (Hgb) level \< 8 grams per deciliter (g/dL) during the same interval. Percentage of participants with TI have been presented.
SecondarySplenic Response Rate (SRR) of >=25% at Week 24Baseline and Week 24
Splenic response rate (SRR) is defined as the percentage of participants who have reduction in spleen volume of \>=25% from Baseline at the end of Week 24. Baseline was the last assessment done before or on the day of first dose date.
SecondaryChange From Baseline in MFSAF TSS at Week 24Baseline and Week 24
TSS was measured using the MFSAF v4.0. The MFSAF v4.0 comprises 7 domains representing the 7 most relevant symptoms of MF identified through existing participant and clinician-based evidence: fatigue, night sweats, pruritus, abdominal discomfort, pain under the left ribs, early satiety, and bone pain. Participants scored each symptom domain using an 11-point numeric rating scale ranging from 0 (absent) to 10 (worst imaginable). The MFSAF TSS was calculated as the sum of scores of the 7 domains for a possible range of scores of 0 to 70, with a higher TSS corresponding to more severe symptoms. A reduction from Baseline corresponded to a lessening of MF symptoms. Baseline was the last assessment done before or on the day of first dose date. Change from Baseline was defined as the post-Baseline value minus Baseline value.
SecondarySplenic Response Rate (SRR) of >= 35% at Week 24Baseline and Week 24
Splenic response rate (SRR) is defined as the percentage of participants who have reduction in spleen volume of \>=35 % from Baseline at the end of Week 24. Baseline was the last assessment done before or on the day of first dose date.
SecondaryPercentage of Participants With Zero RBC Units Transfused Over 24-WeeksUp to 24 weeksPercentage of participants with zero RBC units transfused over 24-weeks were reported.
SecondaryPercentage of Participants With <=4 RBC Units Transfused Over 24-weeksUp to 24 weeksPercentage of participants with \<=4 RBC units transfused over 24-weeks were reported.
SecondaryDuration of MFSAF TSS ResponseUp to a maximum of 151 weeks
Duration of MFSAF TSS response is defined as the number of days from the start of the initial 28-day period in which a participant had a \>= 50% reduction from Baseline TSS to the first day of the 7-day assessment that determines the mean TSS for the 28-day period during which the participants TSS equals or exceeds their Baseline value.
SecondaryDuration of TI ResponseUp to a maximum of 151 weeks
Duration of TI is defined as the number of days from (a) the first day of a 12-week period that satisfies the 12-week TI status definition, to (b) the first RBC transfusion or Hgb level \< 8 g/dL (except in the case of clinically overt bleeding).
SecondaryMean Cumulative Number of Whole Blood Units Transfused Over 24 WeeksUp to Week 24Cumulative transfusion risk was calculated as the estimated mean cumulative number of whole blood units transfused during the study.

Outcomes21

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYTotal Symptom Score (TSS) Response Rate at Week 24Baseline and Week 24Measured in the Intent-To-Treat (ITT) Analysis Set, which included all randomized participants.Percentage of participantsNUMBER
SECONDARYPercentage of Participants With Transfusion Independence (TI) at Week 24Week 24ITT Analysis SetPercentage of ParticipantsNUMBER
SECONDARYSplenic Response Rate (SRR) of >=25% at Week 24Baseline and Week 24ITT Analysis SetPercentage of ParticipantsNUMBER
SECONDARYChange From Baseline in MFSAF TSS at Week 24Baseline and Week 24ITT Analysis Set. Only those participants with data available at specified time points were analyzed.Scores on a scaleLEAST_SQUARES_MEAN
SECONDARYSplenic Response Rate (SRR) of >= 35% at Week 24Baseline and Week 24ITT Analysis SetPercentage of ParticipantsNUMBER
SECONDARYPercentage of Participants With Zero RBC Units Transfused Over 24-WeeksUp to 24 weeksITT Analysis SetPercentage of participantsNUMBER
SECONDARYPercentage of Participants With <=4 RBC Units Transfused Over 24-weeksUp to 24 weeksITT Analysis SetPercentage of participantsNUMBER
SECONDARYDuration of MFSAF TSS ResponseUp to a maximum of 151 weeksITT Analysis Set. Only those participants with data available at specified time point were analyzed.DaysMEDIAN
SECONDARYDuration of TI ResponseUp to a maximum of 151 weeksITT Analysis Set. Only those participants with data available at specified time point were analyzed.DaysMEDIAN
SECONDARYMean Cumulative Number of Whole Blood Units Transfused Over 24 WeeksUp to Week 24ITT Analysis Set.Whole blood unitsMEAN

Results by group50

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

OutcomeGroupCategoryValueSpreadUnits
Total Symptom Score (TSS) Response Rate at Week 24MMB 200 mg QD + Placebo24.6295% Confidence Interval 17.49 to 32.94Percentage of participants
Total Symptom Score (TSS) Response Rate at Week 24DAN 300 mg BID + Placebo9.2395% Confidence Interval 3.46 to 19.02Percentage of participants
Percentage of Participants With Transfusion Independence (TI) at Week 24MMB 200 mg QD + Placebo30.095% Confidence Interval 22.28 to 38.66Percentage of Participants
Percentage of Participants With Transfusion Independence (TI) at Week 24DAN 300 mg BID + Placebo20.0095% Confidence Interval 11.10 to 31.77Percentage of Participants
Splenic Response Rate (SRR) of >=25% at Week 24MMB 200 mg QD + Placebo39.2395% Confidence Interval 30.79 to 48.18Percentage of Participants
Splenic Response Rate (SRR) of >=25% at Week 24DAN 300 mg BID + Placebo6.1595% Confidence Interval 1.70 to 15.01Percentage of Participants
Change From Baseline in MFSAF TSS at Week 24MMB 200 mg QD + Placebo-9.36Standard Error 1.08Scores on a scale
Change From Baseline in MFSAF TSS at Week 24DAN 300 mg BID + Placebo-3.13Standard Error 1.62Scores on a scale
Splenic Response Rate (SRR) of >= 35% at Week 24MMB 200 mg QD + Placebo22.3195% Confidence Interval 15.48 to 30.44Percentage of Participants
Splenic Response Rate (SRR) of >= 35% at Week 24DAN 300 mg BID + Placebo3.0895% Confidence Interval 0.37 to 10.68Percentage of Participants

Participant flow12

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

PeriodMilestoneGroupParticipantsUnits counted
Randomized DB TP (Up to Week 24)STARTEDMMB 200 mg Once Daily (QD) + Placebo130
Randomized DB TP (Up to Week 24)STARTEDDAN 300 mg BID + Placebo65
Randomized DB TP (Up to Week 24)COMPLETEDMMB 200 mg Once Daily (QD) + Placebo94
Randomized DB TP (Up to Week 24)COMPLETEDDAN 300 mg BID + Placebo38
Randomized DB TP (Up to Week 24)NOT COMPLETEDMMB 200 mg Once Daily (QD) + Placebo36
Randomized DB TP (Up to Week 24)NOT COMPLETEDDAN 300 mg BID + Placebo27
Open-Label Extended TP(Weeks 24 to 151)STARTEDMMB 200 mg Once Daily (QD) + Placebo93
Open-Label Extended TP(Weeks 24 to 151)STARTEDDAN 300 mg BID + Placebo41
Open-Label Extended TP(Weeks 24 to 151)COMPLETEDMMB 200 mg Once Daily (QD) + Placebo0
Open-Label Extended TP(Weeks 24 to 151)COMPLETEDDAN 300 mg BID + Placebo0

Adverse events636

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherAnaemiaBlood and lymphatic system disordersMMB 200 mg QD + Placebo- Randomized Double-Blind Treatment Period1213034
otherAnaemiaBlood and lymphatic system disordersDAN 300 mg BID + Placebo- Randomized Double-Blind Treatment Period66511
otherAnaemiaBlood and lymphatic system disordersMMB 200 mg QD- Open-Label Extended Treatment Period99318
otherAnaemiaBlood and lymphatic system disordersDAN 300 mg BID to MMB 200 mg QD- Open-Label Extended Treatment Period3416
otherNeutropeniaBlood and lymphatic system disordersMMB 200 mg QD + Placebo- Randomized Double-Blind Treatment Period713011
otherNeutropeniaBlood and lymphatic system disordersDAN 300 mg BID + Placebo- Randomized Double-Blind Treatment Period2655
otherNeutropeniaBlood and lymphatic system disordersMMB 200 mg QD- Open-Label Extended Treatment Period5939
otherNeutropeniaBlood and lymphatic system disordersDAN 300 mg BID to MMB 200 mg QD- Open-Label Extended Treatment Period2412
otherThrombocytopeniaBlood and lymphatic system disordersMMB 200 mg QD + Placebo- Randomized Double-Blind Treatment Period2813050
otherThrombocytopeniaBlood and lymphatic system disordersDAN 300 mg BID + Placebo- Randomized Double-Blind Treatment Period76511

Adverse event totals12

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityMMB 200 mg QD + Placebo- Randomized Double-Blind Treatment Period25130
Total, all-cause mortalityDAN 300 mg BID + Placebo- Randomized Double-Blind Treatment Period1665
Total, all-cause mortalityMMB 200 mg QD- Open-Label Extended Treatment Period2393
Total, all-cause mortalityDAN 300 mg BID to MMB 200 mg QD- Open-Label Extended Treatment Period841
Total, other adverse eventsMMB 200 mg QD + Placebo- Randomized Double-Blind Treatment Period108130
Total, other adverse eventsDAN 300 mg BID + Placebo- Randomized Double-Blind Treatment Period5565
Total, other adverse eventsMMB 200 mg QD- Open-Label Extended Treatment Period5793
Total, other adverse eventsDAN 300 mg BID to MMB 200 mg QD- Open-Label Extended Treatment Period2841
Total, serious adverse eventsMMB 200 mg QD + Placebo- Randomized Double-Blind Treatment Period45130
Total, serious adverse eventsDAN 300 mg BID + Placebo- Randomized Double-Blind Treatment Period2665

Papers9

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
36709073DERIVEDPubMed
37042865DERIVEDPubMed
37517413DERIVEDPubMed
39516087DERIVEDPubMed
40535755DERIVEDPubMed
40691344DERIVEDPubMed
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 comparisons1

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

Comparison
MMB 200 mg QD + Placebo vs DAN 300 mg BID + Placebo: Number of Baseline TD Participants With TI Status at Week 24

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/NCT04173494

GET https://conductscience.org/api/trials/v1/NCT04173494/registered?page=2