Abatacept for the Treatment of Giant Cell Arteritis
Public ClinicalTrials.gov record NCT04474847. 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 Double-Blind, Placebo Controlled Trial of Abatacept (CTLA4-Ig) in Giant Cell Arteritis (ABAGART)
Study identification
- NCT ID
- NCT04474847
- Recruitment status
- Recruiting
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- University of Pennsylvania
- Other
- Enrollment
- 78 participants
Conditions and interventions
Conditions
Interventions
- Abatacept Drug
- Placebo Drug
Drug
Eligibility (public fields only)
- Age range
- 50 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
- Mar 28, 2021
- Primary completion
- Nov 30, 2029
- Completion
- Nov 30, 2029
- Last update posted
- Jan 22, 2026
2021 – 2029
United States locations
- U.S. sites
- 5
- U.S. states
- 5
- U.S. cities
- 5
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Mayo Clinic | Rochester | Minnesota | 55905 | Recruiting |
| Hospital for Special Surgery | New York | New York | 10021 | Recruiting |
| Cleveland Clinic | Cleveland | Ohio | 44195 | Recruiting |
| University of Pennsylvania | Philadelphia | Pennsylvania | 19104 | Recruiting |
| Vanderbilt University | Nashville | Tennessee | 37240 | Recruiting |
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 4 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04474847, 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 Jan 22, 2026 · 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 NCT04474847 live on ClinicalTrials.gov.