A Long-Term Efficacy and Safety Study of Ixekizumab (LY2439821) in Participants With Active Psoriatic Arthritis (SPIRIT P3)
Psoriatic Arthritis
About this trial
This is an interventional treatment trial for Psoriatic Arthritis focused on measuring Spondyloarthritis, Spondylarthropathy
Eligibility Criteria
Inclusion Criteria:
- Presents with established diagnosis of active psoriatic arthritis (PsA) for at least 6 months, and currently meets Classification for Psoriatic Arthritis (CASPAR) criteria
- Active PsA defined as the presence of at least 3 tender and at least 3 swollen joints
- Presence of active psoriatic skin lesion or a history of plaque psoriasis (Ps)
- Men must agree to use a reliable method of birth control or remain abstinent during the study
- Women must agree to use reliable birth control or remain abstinent during the study and for at least 12 weeks after stopping treatment
- Have been treated with 1 or more conventional disease-modifying antirheumatic drugs (cDMARDs)
Exclusion Criteria:
- Current or prior use of biologic agents for treatment of Ps or PsA
- Inadequate response to greater than or equal to 4 conventional disease-modifying antirheumatic drugs (DMARDS)
- Current use of more than one cDMARDs
- Diagnosis of active inflammatory arthritic syndromes or spondyloarthropathies other than PsA
- Have received treatment with interleukin (IL) -17 or IL12/23 targeted monoclonal antibody (MAb) therapy
- Serious disorder or illness other than psoriatic arthritis
- Serious infection within the last 3 months
- Breastfeeding or nursing (lactating) women
Sites / Locations
- Arizona Arthritis & Rheumatology Research
- Arizona Arthritis & Rheumatology Research, PLLC
- Arizona Arthritis Research, PLC
- University of California, Davis - Health Systems
- East Bay Rheumatology Medical Group
- Arthritis & Osteoporosis Treatment Center, PA
- Florida Medical Clinic PA
- Physicians Clinic of Iowa
- Heartland Research Associates
- Klein and Associates MD, PA
- Klein and Associates MD, PA
- University of Massachusetts Medical Center
- Glacier View Research Institute
- Arthritis, Rheumatic & Back Disease Associates
- Weill Cornell Physicians at Brooklyn Heights
- Robert A. Harrell, III, MD
- Pennsylvania Regional Center for Arthritis & Osteoarthritis
- Pioneer Research Solutions
- Arthritis Care & Diagnostic Center P.A.
- Kadlec Clinic Rheumatology
- Seattle Rheumatology Associates, P.L.L.C.
- Arthritis Northwest Rheumatology
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Arms of the Study
Arm 1
Arm 2
Arm 3
Arm 4
Experimental
Experimental
Placebo Comparator
Experimental
Ixekizumab Open Label
Ixekizumab
Placebo
IXE80Q2W Non-randomized
Open-Label Treatment Period: Starting dose of 160 milligrams (mg) ixekizumab given as two subcutaneous (SC) injections at baseline (week 0) followed by 80 mg given as one SC injection every two weeks (Q2W) from week 2 to randomization (week 36 to 64).
Participants completed open label and met criteria for randomization to the double-blind Withdrawal Period. Double-Blind Withdrawal Period: 80 mg ixekizumab given as one SC injection Q2W from randomization to week 104 (or, early termination or relapse).
Participants completed open label and met criteria for randomization to the double-blind Withdrawal Period. Double-Blind Withdrawal Period: Placebo given as one SC injection Q2W any time from randomization to week 104 (or, early termination or relapse)
Participants completed open label but did not meet criteria for randomization to the double-blind Withdrawal Period. Participants continued to receive 80 mg given as one SC injection every two weeks during the double-blind withdrawal period.