NCT06588296CompletedPhase 3
Ixekizumab Concomitantly Administered With Tirzepatide in Adults With Psoriatic Arthritis and Obesity or Overweight
Efficacy and Safety of Ixekizumab or Ixekizumab Concomitantly Administered With Tirzepatide in Adult Participants With Active Psoriatic Arthritis and Obesity or Overweight: A Phase 3b, Randomized, Multicenter, Open-Label Study (TOGETHER-PsA)
Source: ClinicalTrials.gov · Last updated 13 May 2026
Brief summary (registry, in English)
The main purpose of this study is to demonstrate that when participants with psoriatic arthritis and obesity or overweight in the presence of at least 1 weight-related comorbid condition receive ixekizumab and tirzepatide concomitantly administered, participants see improvement in their psoriatic arthritis and achieve weight reduction compared to when receiving ixekizumab. Participation in this study includes up to 12 visits and could last up to 61 weeks including screening, open label treatment period, and post-treatment follow-up period.
- Status (registry)
- Completed
- Phase (registry)
- Phase 3
- Study type
- Interventional
- Enrollment
- 279 (actual)
- First submitted
- 4 Sept 2024
- Start date
- 24 Sept 2024
- Primary completion date
- 18 Nov 2025
- Lead sponsor
- Eli Lilly and Company
- Diseases
- Psoriasis, Obesity, Psoriatic arthritis
- NCT number
- NCT06588296
What you commit to
- Study type: Interventional · Phase 3
- Participants enrolled: 279
- From 24 Sept 2024 to the primary completion date, 18 Nov 2025
- 86 sites in 2 countries
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- Have a prior or planned surgical treatment for obesity.
- Have any prior use of ixekizumab or tirzepatide.
- Have a previous failure or intolerance to an interleukin 17 inhibitor (IL-17i) or glucagon-like peptide 1 (GLP-1) receptor agonists.
Other illness
- Medical Conditions
- Have Type 1 Diabetes Mellitus (T1DM).
- Have insulin-treated Type 2 Diabetes Mellitus (T2DM).
- Have a family or personal history of medullary thyroid carcinoma (MTC) or multiple endocrine neoplasia (MEN) syndrome type 2.
- Have active, or a history of inflammatory bowel disease (Crohn's or ulcerative colitis).
- Have a diagnosis or history of malignant disease within the 5 years prior to randomization, with the following exceptions:
- basal cell or squamous epithelial carcinomas of the skin that have been resected, with no evidence of metastatic disease for 3 years.
- cervical carcinoma in situ, with no evidence of recurrence within the 5 years prior to randomization.
- Have a serious disorder or illness other than PsA.
- Have a history of chronic or acute pancreatitis.
Other
- Diagnosis of other inflammatory arthritis, such as Rheumatoid Arthritis (RA), ankylosing spondylitis, reactive arthritis, gout, or enteropathic arthritis.
Who the study is looking for
- Have signs and/or symptoms or documented diagnosis of Psoriatic Arthritis (PsA) for at least 6 months and currently fulfilling the classification of Psoriatic Arthritis (CASPAR) criteria.
- Have active PsA, defined as the presence of at least 3 of 68 tender joints and at least 3 of 66 swollen joints.
- Have obesity, body mass index of ≥30 kilograms per meter squared (BMI ≥30 kg/m²) or overweight (BMI ≥27 to \<30 kg/m²) in the presence of at least 1 of these weight-related comorbid conditions (hypertension, dyslipidemia, obstructive sleep apnea, cardiovascular disease, or T2DM).
Age in the registry: 18 years to 80 years · Sex: All · Does not accept healthy volunteers
Sites (86)
Sites in registry order. Save your city in your profile to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Centro Reumatologico Caguas Coordinator of this site? Confirm its status | Caguas | Puerto Rico | Unknown status |
| Reuviva Research Center Coordinator of this site? Confirm its status | Guaynabo | Puerto Rico | Unknown status |
| GCM Medical Group, PSC - Hato Rey Site Coordinator of this site? Confirm its status | San Juan | Puerto Rico | Unknown status |
| Mindful Medical Research Coordinator of this site? Confirm its status | San Juan | Puerto Rico | Unknown status |
| Caribbean Medical Research Center Coordinator of this site? Confirm its status | San Juan | Puerto Rico | Unknown status |
| Albuquerque Center for Rheumatology Coordinator of this site? Confirm its status | Albuquerque | United States | Unknown status |
| Medvin Clinical Research - Apple Valley Coordinator of this site? Confirm its status | Apple Valley | United States | Unknown status |
| Tekton Research, LLC. Coordinator of this site? Confirm its status | Austin | United States | Unknown status |
| AARA Clinical Research - Arizona Arthritis & Rheumatology Associates - Avondale Coordinator of this site? Confirm its status | Avondale | United States | Unknown status |
| Accurate Clinical Management, LLC Coordinator of this site? Confirm its status | Baytown | United States | Unknown status |
| Rheumatology & Pulmonary Clinic Coordinator of this site? Confirm its status | Beckley | United States | Unknown status |
| Overlake Arthritis and Osteoporosis Center Coordinator of this site? Confirm its status | Bellevue | United States | Unknown status |
| St. Luke's Clinic Coordinator of this site? Confirm its status | Boise | United States | Unknown status |
| St. Lawrence Health System Coordinator of this site? Confirm its status | Canton | United States | Unknown status |
| AARA Clinical Research - Arizona Arthritis & Rheumatology Associates - Chandler Coordinator of this site? Confirm its status | Chandler | United States | Unknown status |
| Great Lakes Clinical Trials - Ravenswood Coordinator of this site? Confirm its status | Chicago | United States | Unknown status |
| Clinical Research of West Florida, Inc. (Clearwater) Coordinator of this site? Confirm its status | Clearwater | United States | Unknown status |
| Precision Comprehensive Clinical Research Solutions - Colleyville Coordinator of this site? Confirm its status | Colleyville | United States | Unknown status |
| Arthritis Care of Texas Coordinator of this site? Confirm its status | Corpus Christi | United States | Unknown status |
| Medvin Clinical Research - Covina Coordinator of this site? Confirm its status | Covina | United States | Unknown status |
| Klein & Associates, M.D., P.A. Coordinator of this site? Confirm its status | Cumberland | United States | Unknown status |
| Denver Arthritis Clinic Coordinator of this site? Confirm its status | Denver | United States | Unknown status |
| Altoona Center For Clinical Research Coordinator of this site? Confirm its status | Duncansville | United States | Unknown status |
| Saint Paul Rheumatology Coordinator of this site? Confirm its status | Eagan | United States | Unknown status |
| Qualmedica Research, LLC Coordinator of this site? Confirm its status | Evansville | United States | Unknown status |
| NECCR PrimaCare Research Coordinator of this site? Confirm its status | Fall River | United States | Unknown status |
| AARA Clinical Research - Arizona Arthritis & Rheumatology Associates - Flagstaff Coordinator of this site? Confirm its status | Flagstaff | United States | Unknown status |
| AARA Clinical Research - Lone Star Arthritis and Rheumatology Associates - Fort Worth Coordinator of this site? Confirm its status | Fort Worth | United States | Unknown status |
| Southeastern Rheumatology Alliance dba Arthritis Center of North Georgia Coordinator of this site? Confirm its status | Gainesville | United States | Unknown status |
| AARA Clinical Research - Arizona Arthritis & Rheumatology Associates - Gilbert Coordinator of this site? Confirm its status | Gilbert | United States | Unknown status |
| AARA Clinical Research - Arizona Arthritis & Rheumatology Associates - Glendale Coordinator of this site? Confirm its status | Glendale | United States | Unknown status |
| Klein & Associates, M.D., P.A. Coordinator of this site? Confirm its status | Hagerstown | United States | Unknown status |
| NeoClinical Research Coordinator of this site? Confirm its status | Hialeah | United States | Unknown status |
| South Florida Rheumatology Coordinator of this site? Confirm its status | Hollywood | United States | Unknown status |
| Accurate Clinical Research, Inc Coordinator of this site? Confirm its status | Houston | United States | Unknown status |
| Research Physicians Network, LLC Coordinator of this site? Confirm its status | Houston | United States | Unknown status |
| Newport Huntington Medical Group Coordinator of this site? Confirm its status | Huntington Beach | United States | Unknown status |
| AARA Clinical Research - Lone Star Arthritis and Rheumatology Associates - Irving Coordinator of this site? Confirm its status | Irving | United States | Unknown status |
| West Tennessee Research Institute Coordinator of this site? Confirm its status | Jackson | United States | Unknown status |
| Jacksonville Center for Clinical Research Coordinator of this site? Confirm its status | Jacksonville | United States | Unknown status |
| Logan Health Research Coordinator of this site? Confirm its status | Kalispell | United States | Unknown status |
| AARA Clinical Research - Kansas City Physician Partners - North Coordinator of this site? Confirm its status | Kansas City | United States | Unknown status |
| Biopharma Informatic, LLC Coordinator of this site? Confirm its status | Katy | United States | Unknown status |
| Vida Clinical Research Coordinator of this site? Confirm its status | Kissimmee | United States | Unknown status |
| Accurate Clinical Research, Inc Coordinator of this site? Confirm its status | Lake Charles | United States | Unknown status |
| Purushotham & Akther Kotha MD, Inc Coordinator of this site? Confirm its status | La Mesa | United States | Unknown status |
| Physician Research Collaboration, LLC Coordinator of this site? Confirm its status | Lincoln | United States | Unknown status |
| West Texas Clinical Research Coordinator of this site? Confirm its status | Lubbock | United States | Unknown status |
| Life Clinical Trials Coordinator of this site? Confirm its status | Margate | United States | Unknown status |
| Atlanta Research Center for Rheumatology Coordinator of this site? Confirm its status | Marietta | United States | Unknown status |
| Valley Arthritis Center Coordinator of this site? Confirm its status | McAllen | United States | Unknown status |
| AARA Clinical Research - Arizona Arthritis & Rheumatology Associates - Mesa Coordinator of this site? Confirm its status | Mesa | United States | Unknown status |
| SouthWest Rheumatology Research, LLC Coordinator of this site? Confirm its status | Mesquite | United States | Unknown status |
| Paramount Medical Research & Consulting, LLC Coordinator of this site? Confirm its status | Middleburg Heights | United States | Unknown status |
| AARA Clinical Research - Murfreesboro Medical Clinic Coordinator of this site? Confirm its status | Murfreesboro | United States | Unknown status |
| Suncoast Clinical Research, Inc. Coordinator of this site? Confirm its status | New Port Richey | United States | Unknown status |
| Advanced Rheumatology, PC Coordinator of this site? Confirm its status | Okemos | United States | Unknown status |
| RAO Research LLC Coordinator of this site? Confirm its status | Oklahoma City | United States | Unknown status |
| Vitalia Medical Research Coordinator of this site? Confirm its status | Palm Beach Gardens | United States | Unknown status |
| AARA Clinical Research - Arizona Arthritis & Rheumatology Associates - Phoenix PV Coordinator of this site? Confirm its status | Phoenix | United States | Unknown status |
| Summit Headlands Coordinator of this site? Confirm its status | Portland | United States | Unknown status |
| Medvin Clinical Research - Riverside Coordinator of this site? Confirm its status | Riverside | United States | Unknown status |
| Onsite Clinical Solutions, LLC - Brenner Ave Coordinator of this site? Confirm its status | Salisbury | United States | Unknown status |
| Rheumatology Center of San Diego Coordinator of this site? Confirm its status | San Diego | United States | Unknown status |
| Inspire Santa Fe Medical Group Coordinator of this site? Confirm its status | Santa Fe | United States | Unknown status |
| Sarasota Arthritis Center Coordinator of this site? Confirm its status | Sarasota | United States | Unknown status |
| Greater Chicago Specialty Physicians Coordinator of this site? Confirm its status | Schaumburg | United States | Unknown status |
| Arnold Arthritis & Rheumatology Coordinator of this site? Confirm its status | Skokie | United States | Unknown status |
| Arthritis Northwest, PLLC Coordinator of this site? Confirm its status | Spokane | United States | Unknown status |
| Clinvest Headlands LLC Coordinator of this site? Confirm its status | Springfield | United States | Unknown status |
| Arthritis Consultants, Inc. Coordinator of this site? Confirm its status | St Louis | United States | Unknown status |
| AARA Clinical Research - Arizona Arthritis & Rheumatology Associates - Sun City Coordinator of this site? Confirm its status | Sun City | United States | Unknown status |
| Clinical Research of West Florida Coordinator of this site? Confirm its status | Tampa | United States | Unknown status |
| International Center for Research Coordinator of this site? Confirm its status | Tampa | United States | Unknown status |
| Medvin Clinical Research - Temecula Coordinator of this site? Confirm its status | Temecula | United States | Unknown status |
| Advanced Rheumatology of Houston - Woodlands Coordinator of this site? Confirm its status | The Woodlands | United States | Unknown status |
| Cohen Medical Centers Coordinator of this site? Confirm its status | Thousand Oaks | United States | Unknown status |
| DM Clinical Research - TRA Coordinator of this site? Confirm its status | Tomball | United States | Unknown status |
| AARA Clinical Research - Arizona Arthritis & Rheumatology Associates - Tucson Coordinator of this site? Confirm its status | Tucson | United States | Unknown status |
| AARA Clinical Research - Arizona Arthritis & Rheumatology Associates - Tucson Southeast Coordinator of this site? Confirm its status | Tucson | United States | Unknown status |
| Medvin Clinical Research - Tujunga Coordinator of this site? Confirm its status | Tujunga | United States | Unknown status |
| Essential Medical Research Coordinator of this site? Confirm its status | Tulsa | United States | Unknown status |
| Medvin Clinical Research - Whittier Coordinator of this site? Confirm its status | Whittier | United States | Unknown status |
| Alliance for Multispecialty Research LLC Coordinator of this site? Confirm its status | Wichita | United States | Unknown status |
| Willow Rheumatology and Wellness PLLC Coordinator of this site? Confirm its status | Willowbrook | United States | Unknown status |
| Conquest Research Coordinator of this site? Confirm its status | Winter Park | United States | Unknown status |
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This page is information, not medical advice. Discuss any trial with your doctor.