ClinicalTrials.gov record
A Study of Baricitinib (LY3009104) in Participants With Rheumatoid Arthritis
ClinicalTrials.gov ID: NCT03915964
Public ClinicalTrials.gov record NCT03915964. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Randomized, Active-Controlled, Parallel-Group, Phase 3b/4 Study of Baricitinib in Patients With Rheumatoid Arthritis
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This post-marketing study is designed to compare the safety of baricitinib versus tumor necrosis factor (TNF) inhibitors with respect to venous thromboembolic events (VTEs) when given to participants with rheumatoid arthritis.
Study identification
- NCT ID
- NCT03915964
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Enrollment
- 2,659 participants
Conditions and interventions
Conditions
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
- Apr 24, 2019
- Primary completion
- May 27, 2025
- Completion
- May 27, 2025
- Last update posted
- Jun 23, 2026
2019 – 2025
United States locations
- U.S. sites
- 81
- U.S. states
- 28
- U.S. cities
- 72
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Arizona Arthritis & Rheumatology Research, PLLC | Flagstaff | Arizona | 86001 | — |
| Arthrocare, Arthritiscare & Research PC | Gilbert | Arizona | 85234 | — |
| Arizona Arthritis & Rheumatology Research, PLLC | Glendale | Arizona | 85306 | — |
| Arizona Arthritis & Rheumatology Research, PLLC | Mesa | Arizona | 85210 | — |
| Hope Research Institute | Peoria | Arizona | 85381 | — |
| Hope Research Institute | Phoenix | Arizona | 85018 | — |
| Arizona Arthritis & Rheumatology Research, PLLC | Tucson | Arizona | 85704 | — |
| Medvin Clinical Research - Covina | Covina | California | 91722 | — |
| St Joseph Heritage Healthcare | Fullerton | California | 92835 | — |
| Christine Thai, MD | Huntington Beach | California | 92648 | — |
| Private Practice - Dr. Christine J. Leehealey | Irvine | California | 92604 | — |
| Desert Medical Advances | Rancho Mirage | California | 92270 | — |
| Rheumatology Center of San Diego | San Diego | California | 92128 | — |
| East Bay Rheumatology Medical Group, Inc | San Leandro | California | 94578 | — |
| Dan La, MD Inc | Tujunga | California | 91042 | — |
| Robin K. Dore MD, Inc | Tustin | California | 92780 | — |
| Inland Rheumatology & Osteoporosis Medical Group | Upland | California | 91786 | — |
| Medvin Clinical Research - Weidmann | Van Nuys | California | 91405 | — |
| Medvin Clinical Research - Whittier | Whittier | California | 90602 | — |
| Stamford Therapeutics Consortium | Stamford | Connecticut | 06905 | — |
| Rheumatology Associates of South Florida | Boca Raton | Florida | 33486 | — |
| Suncoast Research Group | Miami | Florida | 33135 | — |
| New Horizon Research Center | Miami | Florida | 33165 | — |
| Suncoast Clinical Research, Inc. | New Port Richey | Florida | 34652 | — |
| IRIS Research and Development, LLC | Plantation | Florida | 33324 | — |
| Qps-Mra, Llc | South Miami | Florida | 33143 | — |
| ForCare Clinical Research | Tampa | Florida | 33613 | — |
| Arthritis & Rheumatology of Georgia | Atlanta | Georgia | 30342 | — |
| Arthritis Center of North Georgia | Gainesville | Georgia | 30501 | — |
| St. Luke's Intermountain Research Center | Boise | Idaho | 83702 | — |
| Great Lakes Clinical Trials | Chicago | Illinois | 60640 | — |
| Qualmedica Research, LLC | Evansville | Indiana | 47715 | — |
| Alliance for Multispecialty Research, LLC | Wichita | Kansas | 67205 | — |
| Center for Arthritis and Osteoporosis | Elizabethtown | Kentucky | 42701 | — |
| Accurate Clinical Research | Lake Charles | Louisiana | 70605 | — |
| The Center for Rheumatology and Bone Research | Wheaton | Maryland | 20902 | — |
| NECCR PrimaCare Research | Fall River | Massachusetts | 02721 | — |
| University of Michigan | Brighton | Michigan | 48116 | — |
| West Michigan Rheumatology | Grand Rapids | Michigan | 49546 | — |
| Advanced Rheumatology, PC | Okemos | Michigan | 48864 | — |
| StudyMetrix Research | City of Saint Peters | Missouri | 63303 | — |
| Clinvest Research LLC | Springfield | Missouri | 65807 | — |
| Glacier View Research Institute | Kalispell | Montana | 59901 | — |
| Physician Research Collaboration, LLC | Lincoln | Nebraska | 68516 | — |
| Westroads Clinical Research, Inc. | Omaha | Nebraska | 68114 | — |
| Allied Clinical Research | Reno | Nevada | 89519 | — |
| Dartmouth-Hitchcock Medical Center | Lebanon | New Hampshire | 03756 | — |
| Albuquerque Center for Rheumatology | Albuquerque | New Mexico | 87102 | — |
| Albuquerque Clinical Trials, Inc. | Albuquerque | New Mexico | 87102 | — |
| Santa Fe Rheumatology | Santa Fe | New Mexico | 87505 | — |
| Accellacare - Charlotte | Charlotte | North Carolina | 28211 | — |
| M3-Emerging Medical Research, LLC | Durham | North Carolina | 27704 | — |
| Piedmont Rheumatology, P.A. | Hickory | North Carolina | 28602 | — |
| Cape Fear Arthritis Care | Leland | North Carolina | 28451 | — |
| PMG Research of Salisbury | Salisbury | North Carolina | 28144 | — |
| PMG Research of Wilmington, LLC | Wilmington | North Carolina | 28401 | — |
| Cincinnati Rheumatic Disease Study Group | Cincinnati | Ohio | 45242 | — |
| Marietta Memorial Hospital | Marietta | Ohio | 45750 | — |
| Paramount Medical Research & Consulting, LLC | Middleburg Heights | Ohio | 44130 | — |
| Health Research of Oklahoma | Oklahoma City | Oklahoma | 73103 | — |
| Oklahoma Medical Research Foundation | Oklahoma City | Oklahoma | 73104 | — |
| East Penn Rheumatology Associates | Bethlehem | Pennsylvania | 18015 | — |
| Altoona Center For Clinical Research | Duncansville | Pennsylvania | 16635 | — |
| Clinical Research Center of Reading,LLC | Wyomissing | Pennsylvania | 19610 | — |
| Pennsylvania Regional Center for Arthritis and Osteoporosis Research | Wyomissing | Pennsylvania | 19610 | — |
| Regional Health Clinical Research | Rapid City | South Dakota | 57701 | — |
| Accurate Clinical Management | Baytown | Texas | 77521 | — |
| Arthritis & Osteoporosis Clinic of Brazos Valley | College Station | Texas | 77845 | — |
| Biopharma Informatic, LLC | Houston | Texas | 77043 | — |
| Accurate Clinical Management - Houston | Houston | Texas | 77084 | — |
| Accurate Clinical Research | Houston | Texas | 77089 | — |
| Research Physicians Network, LLC | Houston | Texas | 77089 | — |
| Accurate Clinical Research | League City | Texas | 77573 | — |
| Accurate Clinical Research, Inc. | San Antonio | Texas | 78229 | — |
| Clinical Trials of Texas, Inc. | San Antonio | Texas | 78229 | — |
| Accurate Clinical Management | Sugar Land | Texas | 77479 | — |
| Dynamed Clinical Research, LP d/b/a DM Clinical Research | Tomball | Texas | 77375 | — |
| DM Clinical Research/Rheumatology Clinic of Houston | Tomball | Texas | 77377 | — |
| Arthritis Northwest, PLLC | Spokane | Washington | 99204 | — |
| The Vancouver Clinic | Vancouver | Washington | 98664 | — |
| CAMC Health Education and Research Institute Inc | Charleston | West Virginia | 25304 | — |
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 180 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03915964, 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 Jun 23, 2026 · Synced Sep 3, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03915964 live on ClinicalTrials.gov.