ClinicalTrials.gov record
Completed Phase 3 Interventional Results available

Momelotinib Versus Ruxolitinib in Subjects With Myelofibrosis

ClinicalTrials.gov ID: NCT01969838

Public ClinicalTrials.gov record NCT01969838. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 19, 2026, 6:21 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 3, Randomized, Double-blind Active-controlled Study Evaluating Momelotinib vs. Ruxolitinib in Subjects With Primary Myelofibrosis (PMF) or Post-Polycythemia Vera or Post-Essential Thrombocythemia Myelofibrosis (Post-PV/ET MF)

Study identification

NCT ID
NCT01969838
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Sierra Oncology LLC - a GSK company
Industry
Enrollment
432 participants

Conditions and interventions

Interventions

  • Momelotinib Drug
  • Placebo to match momelotinib Drug
  • Placebo to match ruxolitinib Drug
  • Ruxolitinib Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Dec 5, 2013
Primary completion
Sep 11, 2016
Completion
May 1, 2019
Last update posted
May 11, 2023

2013 – 2019

United States locations

U.S. sites
11
U.S. states
10
U.S. cities
11
Facility City State ZIP Site status
Not listed Phoenix Arizona
Not listed Escondido California
Not listed Stanford California
Not listed Jacksonville Florida
Not listed Atlanta Georgia
Not listed Chicago Illinois
Not listed Baltimore Maryland
Not listed Boston Massachusetts
Not listed St Louis Missouri
Not listed Durham North Carolina
Not listed Seattle Washington

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 103 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01969838, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 11, 2023 · Synced May 19, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01969838 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →