{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=XELJANZ+%28tofacitinib%29",
    "query": {
      "intervention": "XELJANZ (tofacitinib)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 133,
    "total_pages": 14,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=XELJANZ+%28tofacitinib%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T00:17:00.916Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT03591770",
      "title": "Shingrix Vaccine in Patients With Moderate to Severe Ulcerative Colitis on Tofacitinib",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Inflammatory Bowel Diseases"
      ],
      "interventions": [
        {
          "name": "SHINGRIX",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2019-07-31",
      "completion_date": "2024-07-04",
      "has_results": true,
      "last_update_posted_date": "2025-02-21",
      "last_synced_at": "2026-09-30T00:17:00.916Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03591770"
    },
    {
      "nct_id": "NCT01465763",
      "title": "A Study Evaluating The Efficacy And Safety Of CP-690,550 In Patients With Moderate To Severe Ulcerative Colitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "tofacitinib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 614,
      "start_date": "2012-04",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2016-06-07",
      "last_synced_at": "2026-09-30T00:17:00.916Z",
      "location_count": 71,
      "location_summary": "Mobile, Alabama • La Jolla, California • Los Angeles, California + 29 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01465763"
    },
    {
      "nct_id": "NCT01741493",
      "title": "A Study in Healthy Adults and Adult Subjects With Rheumatoid Arthritis to Evaluate the Safety, Tolerability and Pharmacokinetics After Multiple Doses of ABT-494",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "ABT-494",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Tofacitinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AbbVie (prior sponsor, Abbott)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 67,
      "start_date": "2012-11",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2017-11-20",
      "last_synced_at": "2026-09-30T00:17:00.916Z",
      "location_count": 5,
      "location_summary": "Miami, Florida • Cincinnati, Ohio • Duncansville, Pennsylvania + 2 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Duncansville",
          "state": "Pennsylvania"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Orem",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01741493"
    },
    {
      "nct_id": "NCT00147498",
      "title": "Three Dose Levels of CP-690,550 Monotherapy Versus Placebo, Administered Orally Twice Daily (BID) for 6 Weeks",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "CP-690,550",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 264,
      "start_date": "2005-01",
      "completion_date": "2006-06",
      "has_results": true,
      "last_update_posted_date": "2013-01-30",
      "last_synced_at": "2026-09-30T00:17:00.916Z",
      "location_count": 24,
      "location_summary": "Upland, California • Clearwater, Florida • Miami, Florida + 19 more",
      "locations": [
        {
          "city": "Upland",
          "state": "California"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "New Port Richey",
          "state": "Florida"
        },
        {
          "city": "Ocala",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00147498"
    },
    {
      "nct_id": "NCT04496960",
      "title": "Safety of Tofacitinib, an Oral Janus Kinase Inhibitor, in Primary Sjogren's Syndrome",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Sjogren's Syndrome"
      ],
      "interventions": [
        {
          "name": "tofacitinib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Institute of Dental and Craniofacial Research (NIDCR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 23,
      "start_date": "2021-05-18",
      "completion_date": "2026-09-22",
      "has_results": true,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-09-30T00:17:00.916Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04496960"
    },
    {
      "nct_id": "NCT07198113",
      "title": "COMPARE - Pediatric Inflammatory Bowel Disease (PIBD)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ulcerative Colitis, Pediatric",
        "Inflammatory Bowel Diseases",
        "Crohn Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "1 Year to 18 Years"
      },
      "enrollment_count": 1100,
      "start_date": "2025-11-01",
      "completion_date": "2028-09",
      "has_results": false,
      "last_update_posted_date": "2026-04-17",
      "last_synced_at": "2026-09-30T00:17:00.916Z",
      "location_count": 4,
      "location_summary": "Chapel Hill, North Carolina • Charlotte, North Carolina • Durham, North Carolina + 1 more",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07198113"
    },
    {
      "nct_id": "NCT00960440",
      "title": "Study of CP-690,550 Versus Placebo In Rheumatoid Arthritis Patients On Background Methotrexate With Inadequate Response To Tumor Necrosis Factor (TNF) Inhibitors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Arthritis, Rheumatoid"
      ],
      "interventions": [
        {
          "name": "CP-690,550",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 399,
      "start_date": "2009-10",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2018-12-19",
      "last_synced_at": "2026-09-30T00:17:00.916Z",
      "location_count": 36,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • San Diego, California + 29 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00960440"
    },
    {
      "nct_id": "NCT00784719",
      "title": "A Prospective, Randomized, Placebo and Active Comparator Controlled Study of CP-690,550 in Subjects With Dry Eye.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Dry Eye Syndromes"
      ],
      "interventions": [
        {
          "name": "CP-690,550",
          "type": "DRUG"
        },
        {
          "name": "Cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "CP-690,550 Vehicle",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 327,
      "start_date": "2008-11",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2013-04-09",
      "last_synced_at": "2026-09-30T00:17:00.916Z",
      "location_count": 27,
      "location_summary": "Chandler, Arizona • Peoria, Arizona • Phoenix, Arizona + 22 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Artesia",
          "state": "California"
        },
        {
          "city": "Centennial",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00784719"
    },
    {
      "nct_id": "NCT05576051",
      "title": "To Estimate the Efficacy of Treatment With TNFi as Monotherapy or Combination Therapy With MTX and Compare and Contrast Efficacy With Tofacitinib as Monotherapy and Combination Therapy in a Real World Setting.",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "patterns of use of combination therapy and monotherapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 9159,
      "start_date": "2015-06-04",
      "completion_date": "2015-10-07",
      "has_results": true,
      "last_update_posted_date": "2025-12-23",
      "last_synced_at": "2026-09-30T00:17:00.916Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05576051"
    },
    {
      "nct_id": "NCT02566967",
      "title": "An Evaluation of the Optimal Dose of Tofacitinib Needed to Achieve Low Disease Activity (LDA) or Clinical Remission in Patients With Active Rheumatoid Arthritis (RA) as Measured From a Clinical and Structural Perspective",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "tofacitinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Norman B. Gaylis, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2015-05",
      "completion_date": "2018-03-20",
      "has_results": false,
      "last_update_posted_date": "2019-07-05",
      "last_synced_at": "2026-09-30T00:17:00.916Z",
      "location_count": 1,
      "location_summary": "Aventura, Florida",
      "locations": [
        {
          "city": "Aventura",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02566967"
    }
  ]
}