{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Rheumatoid+Arthritis+%28RA%29&page=5",
    "query": {
      "condition": "Rheumatoid Arthritis (RA)",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 248,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Rheumatoid+Arthritis+%28RA%29&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Rheumatoid+Arthritis+%28RA%29&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T05:08:12.579Z",
  "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": "NCT01981473",
      "title": "Drug Concentration, Immunogenicity, and Efficacy Study in Patients With Rheumatoid Arthritis Currently Treated With Etanercept, Adalimumab, or Infliximab",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "no intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 605,
      "start_date": "2014-01",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2016-01-12",
      "last_synced_at": "2026-10-10T05:08:12.579Z",
      "location_count": 34,
      "location_summary": "Glendale, Arizona • Mesa, Arizona • Phoenix, Arizona + 29 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01981473"
    },
    {
      "nct_id": "NCT05197530",
      "title": "Imaging of Lymphatic Vessels in People With Rheumatoid Arthritis (RA)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Indocyanine green",
          "type": "DRUG"
        },
        {
          "name": "MultiSpectral Imaging System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2021-12-30",
      "completion_date": "2026-06",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-10-10T05:08:12.579Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05197530"
    },
    {
      "nct_id": "NCT01626573",
      "title": "A Study Exploring the Safety, Tolerability, and Efficacy of a 28 Day Course Followed by an Additional 56 Day Course of Itacitinib in Subjects With Active Rheumatoid Arthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Itacitinib",
          "type": "DRUG"
        },
        {
          "name": "Itacitinib Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Incyte Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 106,
      "start_date": "2012-03",
      "completion_date": "2013-10",
      "has_results": false,
      "last_update_posted_date": "2019-03-12",
      "last_synced_at": "2026-10-10T05:08:12.579Z",
      "location_count": 17,
      "location_summary": "Palm Desert, California • Pasadena, California • Lake Mary, Florida + 14 more",
      "locations": [
        {
          "city": "Palm Desert",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Lake Mary",
          "state": "Florida"
        },
        {
          "city": "Ocala",
          "state": "Florida"
        },
        {
          "city": "Palm Harbor",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01626573"
    },
    {
      "nct_id": "NCT00431405",
      "title": "Cardiovascular Outcomes in the VA's Rheumatoid Arthritis(VARA) Population",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rheumatoid Arthritis",
        "Cardiovascular Disease",
        "Coronary Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Dallas VA Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 450,
      "start_date": "2006-08",
      "completion_date": "2007-01",
      "has_results": false,
      "last_update_posted_date": "2007-02-05",
      "last_synced_at": "2026-10-10T05:08:12.579Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00431405"
    },
    {
      "nct_id": "NCT07293871",
      "title": "Ultrasound Neuroimmune Modulation in Adults With Rheumatoid Arthritis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Active treatment",
          "type": "DEVICE"
        },
        {
          "name": "Sham (No Treatment)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Surf Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2026-03-20",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-10-10T05:08:12.579Z",
      "location_count": 3,
      "location_summary": "Colleyville, Texas • Dallas, Texas • Irving, Texas",
      "locations": [
        {
          "city": "Colleyville",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Irving",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07293871"
    },
    {
      "nct_id": "NCT02792699",
      "title": "Study to Assess if ABP 798 is Safe & Effective in Treating Moderate to Severe Rheumatoid Arthritis (RA) Compared to Rituximab",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Arthritis, Rheumatoid"
      ],
      "interventions": [
        {
          "name": "ABP 798",
          "type": "DRUG"
        },
        {
          "name": "Rituximab (US)",
          "type": "DRUG"
        },
        {
          "name": "Rituximab (EU)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amgen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 311,
      "start_date": "2016-05-17",
      "completion_date": "2018-10-08",
      "has_results": true,
      "last_update_posted_date": "2020-10-06",
      "last_synced_at": "2026-10-10T05:08:12.579Z",
      "location_count": 27,
      "location_summary": "Tuscaloosa, Alabama • Los Angeles, California • Thousand Oaks, California + 24 more",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Thousand Oaks",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        },
        {
          "city": "Aventura",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02792699"
    },
    {
      "nct_id": "NCT02780388",
      "title": "A Phase 1b Study of MEDI4920 in Participants With Adult-onset Rheumatoid Arthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Adult Onset Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "VIB4920",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Amgen",
      "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": 57,
      "start_date": "2016-05-12",
      "completion_date": "2018-08-09",
      "has_results": true,
      "last_update_posted_date": "2024-12-27",
      "last_synced_at": "2026-10-10T05:08:12.579Z",
      "location_count": 8,
      "location_summary": "Anniston, Alabama • DeBary, Florida • Jacksonville, Florida + 5 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "DeBary",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Miami Lakes",
          "state": "Florida"
        },
        {
          "city": "South Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02780388"
    },
    {
      "nct_id": "NCT01292265",
      "title": "A 12 Week Study to Assess Changes in Joint Inflammation Using Ultrasonography in Patients With Rheumatoid Arthritis (RA)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Certolizumab Pegol",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "UCB Pharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2011-02",
      "completion_date": "2012-01",
      "has_results": true,
      "last_update_posted_date": "2018-08-01",
      "last_synced_at": "2026-10-10T05:08:12.579Z",
      "location_count": 6,
      "location_summary": "Los Angeles, California • Walnut Creek, California • Wheaton, Maryland + 3 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Wheaton",
          "state": "Maryland"
        },
        {
          "city": "Voorhees Township",
          "state": "New Jersey"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01292265"
    },
    {
      "nct_id": "NCT04018001",
      "title": "Comparative Analysis of Adherence and Effectiveness Outcomes Between Rheumatoid Arthritis (RA) Patients Treated With Tofacitinib Modified Release (MR)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [],
      "intervention_types": [],
      "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": 1057,
      "start_date": "2019-04-12",
      "completion_date": "2019-04-25",
      "has_results": true,
      "last_update_posted_date": "2024-04-03",
      "last_synced_at": "2026-10-10T05:08:12.579Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04018001"
    },
    {
      "nct_id": "NCT05000216",
      "title": "COVID-19 Booster Vaccine in Autoimmune Disease Non-Responders",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rheumatoid Arthritis (RA)",
        "Systemic Lupus Erythematosus (SLE)",
        "Pemphigus Vulgaris",
        "Multiple Sclerosis (MS)",
        "Systemic Sclerosis (SSc)",
        "Pediatric SLE",
        "Juvenile Idiopathic Arthritis (JIA)",
        "Juvenile Dermatomyositis (JDM)",
        "Pediatric-Onset Multiple Sclerosis (POMS)"
      ],
      "interventions": [
        {
          "name": "Moderna mRNA-1273",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ad26.COV2.S",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Continue IS (MMF or MPA)",
          "type": "DRUG"
        },
        {
          "name": "Continue IS (MTX)",
          "type": "DRUG"
        },
        {
          "name": "Continue IS (B cell depletion therapy)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Monovalent [B.1.351] CoV2 preS dTM-AS03",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Withhold IS (MMF or MPA)",
          "type": "DRUG"
        },
        {
          "name": "Withhold IS (MTX)",
          "type": "DRUG"
        },
        {
          "name": "Withhold IS (B cell depletion therapy)",
          "type": "DRUG"
        },
        {
          "name": "Moderna mRNA-1273, Bivalent",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2, Bivalent",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 258,
      "start_date": "2021-08-13",
      "completion_date": "2024-03-28",
      "has_results": true,
      "last_update_posted_date": "2026-06-10",
      "last_synced_at": "2026-10-10T05:08:12.579Z",
      "location_count": 29,
      "location_summary": "Los Angeles, California • New Haven, Connecticut • Atlanta, Georgia + 18 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05000216"
    }
  ]
}