Efficacy and Safety of Tildrakizumab Compared to Placebo in Subjects With Active Psoriatic Arthritis I (INSPIRE 1)
Public ClinicalTrials.gov record NCT04314544. 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 Phase III, Randomized, Double-Blind, Single-Dose, Placebo-Controlled Study to Demonstrate the Efficacy and Safety of Tildrakizumab in Subjects With Active Psoriatic Arthritis I (INSPIRE 1)
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This is a multicenter Phase III, Randomized, Double-Blind, Single-Dose, Placebo-Controlled Study to Demonstrate the Efficacy and Safety of tildrakizumab in Subjects with Active Psoriatic Arthritis I (INSPIRE 1)
Study identification
- NCT ID
- NCT04314544
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 508 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
- Jul 1, 2020 (Actual)
- Primary completion
- Mar 26, 2025 (Actual)
- Completion
- Dec 22, 2025 (Actual)
- Last update posted
- Jan 16, 2026
2020 – 2025
United States locations
- U.S. sites
- 45
- U.S. states
- 19
- U.S. cities
- 44
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Sunpharma Site no 42 | Dothan | Alabama | 36305 | — |
| Sunpharma Site no 29 | Gilbert | Arizona | 85297 | — |
| Sunpharma Site no 30 | Glendale | Arizona | 85306 | — |
| Sunpharma Site no 31 | Mesa | Arizona | 85210 | — |
| Sunpharma Site no 35 | Covina | California | 91722 | — |
| Sunpharma Site no 48 | Encino | California | 91436 | — |
| Sunpharma site no. 17 | Fountain Valley | California | 92708 | — |
| Sunpharma site no. 15 | Thousand Oaks | California | 91320 | — |
| Sunpharma Site no. 141 | Avon Park | Florida | 33825 | — |
| Sunpharma site no. 21 | Clearwater | Florida | 33765 | — |
| Sunpharma site no. 02 | Hialeah | Florida | 33016 | — |
| Sunpharma Site no 55 | Kissimmee | Florida | 34741 | — |
| Sunpharma Site no. 75 | Margate | Florida | 33063 | — |
| Sunpharma site no. 05 | New Port Richey | Florida | 34652 | — |
| Sunpharma Site no. 76 | Ocoee | Florida | 34761 | — |
| SunPharma Site no 22 | Tamarac | Florida | 33321 | — |
| Sunpharma Site no 46 | Gainesville | Georgia | 30501 | — |
| Sunpharma Site no 41 | Oak Brook | Illinois | 60523 | — |
| Sunpharma Site no 54 | Orland Park | Illinois | 60467 | — |
| Sunpharma Site no 38 | Schaumburg | Illinois | 60185 | — |
| Sunpharma Site no 37 | Skokie | Illinois | 60076 | — |
| Sunpharma Site no. 122 | Skokie | Illinois | 60077 | — |
| Sunpharma site no. 20 | Wichita | Kansas | 67207 | — |
| Sunpharma site no. 07 | Worcester | Massachusetts | 01605 | — |
| Sunpharma site no. 14 | Springfield | Missouri | 65810 | — |
| Sunpharma Site no 53 | Kalispell | Montana | 59901 | — |
| Sunpharma Site no 27 | Lincoln | Nebraska | 68516 | — |
| Sunpharma Site no 44 | Voorhees Township | New Jersey | 08043 | — |
| Sunpharma Site no 52 | Charlotte | North Carolina | 28204 | — |
| Sunpharma Site no. 73 | Leland | North Carolina | 28451 | — |
| Sunpharma Site no 56 | Wilmington | North Carolina | 28401 | — |
| Sunpharma Site no 33 | Minot | North Dakota | 58701 | — |
| Sunpharma site no. 11 | Middleburg Heights | Ohio | 44130 | — |
| Sunpharma Site no. 124 | Oklahoma City | Oklahoma | 73103 | — |
| Sunpharma Site no 34 | Greenville | South Carolina | 29601 | — |
| Sunpharma Site no 50 | Austin | Texas | 78745 | — |
| Sunpharma site no. 13 | Baytown | Texas | 77521 | — |
| Sunpharma Site no 49 | Colleyville | Texas | 76034 | — |
| Sunpharma site no. 08 | Houston | Texas | 77084 | — |
| Sunpharma Site no 28 | Lubbock | Texas | 79410 | — |
| Sunpharma Site no. 74 | Mesquite | Texas | 75150 | — |
| Sunpharma site no. 16 | San Antonio | Texas | 78229 | — |
| Sunpharma Site no 26 | Stafford | Texas | 77477 | — |
| Sunpharma site no. 01 | Tomball | Texas | 77375 | — |
| Sunpharma Site no. 121 | Salt Lake City | Utah | 84132 | — |
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 52 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04314544, 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 16, 2026 · Synced Oct 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 public registry record, listed eligibility criteria, and available contact information for NCT04314544 live on ClinicalTrials.gov.