A Safety, Efficacy And Pharmacokinetics Study Of Tofacitinib In Pediatric Patients With sJIA
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ClinicalTrials.gov Identifier: NCT03000439 |
Recruitment Status :
Recruiting
First Posted : December 22, 2016
Last Update Posted : May 18, 2023
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Arthritis Juvenile Idiopathic | Drug: In open-label phase: treatment with tofacitinib Drug: In double-blind phase: treatment with tofacitinib or placebo in 1:1 ratio | Phase 3 |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 100 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor) |
Primary Purpose: | Treatment |
Official Title: | EFFICACY, SAFETY, TOLERABILITY AND PHARMACOKINETICS OF TOFACITINIB FOR TREATMENT OF SYSTEMIC JUVENILE IDIOPATHIC ARTHRITIS (SJIA) WITH ACTIVE SYSTEMIC FEATURES IN CHILDREN AND ADOLESCENT SUBJECTS |
Actual Study Start Date : | May 10, 2018 |
Estimated Primary Completion Date : | March 26, 2024 |
Estimated Study Completion Date : | March 26, 2024 |

Arm | Intervention/treatment |
---|---|
Experimental: Tofacitinib 5 mg BID
oral, twice daily, tablet or solution.
|
Drug: In open-label phase: treatment with tofacitinib
Treatment with investigational drug
Other Names:
Drug: In double-blind phase: treatment with tofacitinib or placebo in 1:1 ratio Treatment with investigational drug or placebo
Other Names:
|
Placebo Comparator: Placebo |
Drug: In double-blind phase: treatment with tofacitinib or placebo in 1:1 ratio
Treatment with investigational drug or placebo
Other Names:
|
- Time to flare [ Time Frame: Up to 82 weeks after randomization ]Time to sJIA disease flare in the double-blind phase
- Occurrence of disease flare in double-blind phase [ Time Frame: Up to 82 weeks after randomization ]disease flare frequency by visit in the double-blind phase.
- Achievement of corticosteroid tapering at the end of the open-label phase [ Time Frame: 12 to 40 weeks ]Rate of successful corticosteroid tapering.
- Achievement of a corticosteroid dose of 0.2 mg/kg/day or 10 mg/day (whichever is lower) at the end of the open label treatment period [ Time Frame: 12 to 40 weeks ]
- Adapted sJIA ACR 30/50/70/90/100 response at every visit from Day 7 onward in the open label and double blind phase. [ Time Frame: Up to 82 weeks after randomization ]
- Fever (Temp >38 Degrees Celsius) attributed to sJIA at Day 3, Day 7 and Day 14 of the open label phase. [ Time Frame: Day 3, Day 7, Day 14 ]
- CRP ≤ 10 mg/L at every visit of the open label phase. [ Time Frame: 12 to 40 weeks ]
- "Absence of fever", defined as absence of fever due to sJIA in the week preceding the assessment at every visit from Day 7 onward in the open label and double blind phase. [ Time Frame: Up to 82 weeks after randomization. ]
- Time to first Adapted JIA ACR 30 response in Part 1 of the open label phase. [ Time Frame: 12 to 40 weeks ]
- Change from baseline in Juvenile Arthritis Disease Activity Score (JADAS 27) at every visit from Day 7 onward in the open label and double blind phase. [ Time Frame: Up to 82 weeks after randomization. ]
- Change from baseline in each JIA ACR core variable at every visit from Day 7 onward in the open label and double blind phase. [ Time Frame: Up to 82 weeks after randomization. ]
- Change from baseline in Child Health Questionnaire (CHQ) responses at the end of Part 1 and Part 2 of the open label phase, at randomization and every 3 months thereafter. [ Time Frame: Up to 82 weeks after randomization. ]
- Change from baseline in Child Health Assessment Questionnaire (CHAQ) at every visit from Day 7 onward in the open label and double blind phase. [ Time Frame: Up to 82 weeks after randomization. ]
- Occurrence of inactive disease status and minimal disease activity clinical remission at every visit from Day 7 onward (JADAS 27) in the open label and double blind phase. [ Time Frame: Up to 82 weeks after randomization. ]
- Occurrence of inactive disease status and clinical remission at every visit from Day 7 onward (JIA ACR) in the open label and double blind phase. [ Time Frame: Up to 82 weeks after randomization. ]

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Ages Eligible for Study: | 2 Years to 17 Years (Child) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- active sJIA disease according to ILAR criteria before screening and at baseline (Day 1);
- Treatment with stable doses of methotrexate (MTX) ≤25 mg/week or ≤20 mg/m2/week, whichever is lower, is permitted;
- Treatment with a stable dose of oral prednisone ≤1 mg/kg/day up to a maximum of 30 mg/day, or equivalent, for at least 1 week before the first study drug dose is permitted.
Exclusion Criteria:
- Previous juvenile idiopathic arthritis (JIA) treatment with tofacitinib.
- Current symptoms or findings of myocarditis, endocarditis or more than minimal pericardial effusion associated with systemic juvenile idiopathic arthritis (sJIA). Current symptoms or findings of more than minimal pleuritis with sJIA.
- Current infection or serious infection within 3 months of study enrollment.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03000439
Contact: Pfizer CT.gov Call Center | 1-800-718-1021 | ClinicalTrials.gov_Inquiries@pfizer.com |

Study Director: | Pfizer CT.gov Call Center | Pfizer |
Responsible Party: | Pfizer |
ClinicalTrials.gov Identifier: | NCT03000439 |
Other Study ID Numbers: |
A3921165 2017-002018-29 ( EudraCT Number ) |
First Posted: | December 22, 2016 Key Record Dates |
Last Update Posted: | May 18, 2023 |
Last Verified: | May 2023 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | Yes |
Plan Description: | Pfizer will provide access to individual de-identified participant data and related study documents (e.g. protocol, Statistical Analysis Plan (SAP), Clinical Study Report (CSR)) upon request from qualified researchers, and subject to certain criteria, conditions, and exceptions. Further details on Pfizer's data sharing criteria and process for requesting access can be found at: https://www.pfizer.com/science/clinical_trials/trial_data_and_results/data_requests. |
URL: | https://www.pfizer.com/science/clinical_trials/trial_data_and_results/data_requests |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
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