{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+to+methotrexate",
    "query": {
      "intervention": "Placebo to methotrexate"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 186,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+to+methotrexate&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-22T23:36:09.278Z",
  "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": "NCT00458861",
      "title": "BG9924 in Combination With Methotrexate for Participants With Active Rheumatoid Arthritis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "BG9924",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo Comparator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Biogen",
      "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": 115,
      "start_date": "2007-03",
      "completion_date": "2008-10",
      "has_results": false,
      "last_update_posted_date": "2016-01-21",
      "last_synced_at": "2026-09-22T23:36:09.278Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00458861"
    },
    {
      "nct_id": "NCT05533372",
      "title": "MAD Study of IA-14069",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy",
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "IA-14069",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ILAb Co., Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 78,
      "start_date": "2022-10-10",
      "completion_date": "2025-10-15",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-09-22T23:36:09.278Z",
      "location_count": 1,
      "location_summary": "Lenexa, Kansas",
      "locations": [
        {
          "city": "Lenexa",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05533372"
    },
    {
      "nct_id": "NCT00535782",
      "title": "A Study of the Effect of Tocilizumab on Markers of Atherogenic Risk in Patients With Moderate to Severe Rheumatoid Arthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Tocilizumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "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": 132,
      "start_date": "2007-10-31",
      "completion_date": "2011-01-31",
      "has_results": true,
      "last_update_posted_date": "2017-07-26",
      "last_synced_at": "2026-09-22T23:36:09.278Z",
      "location_count": 26,
      "location_summary": "Anniston, Alabama • Huntsville, Alabama • Scottsdale, Arizona + 22 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00535782"
    },
    {
      "nct_id": "NCT02043587",
      "title": "Chemotherapy With Liposomal Cytarabine CNS Prophylaxis for Adult Acute Lymphoblastic Leukemia & Lymphoblastic Lymphoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Lymphocytic Leukemia",
        "Adult Lymphoblastic Lymphoma"
      ],
      "interventions": [
        {
          "name": "DNR",
          "type": "DRUG"
        },
        {
          "name": "VCR",
          "type": "DRUG"
        },
        {
          "name": "PEG-asp",
          "type": "DRUG"
        },
        {
          "name": "CTX",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Liposomal AraC",
          "type": "DRUG"
        },
        {
          "name": "MTX",
          "type": "DRUG"
        },
        {
          "name": "LCV",
          "type": "DRUG"
        },
        {
          "name": "AraC",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Dasatinib",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Hydrocortisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 31,
      "start_date": "2014-01",
      "completion_date": "2022-04-14",
      "has_results": false,
      "last_update_posted_date": "2022-05-02",
      "last_synced_at": "2026-09-22T23:36:09.278Z",
      "location_count": 4,
      "location_summary": "La Jolla, California • Los Angeles, California • Sacramento, California + 1 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02043587"
    },
    {
      "nct_id": "NCT01711359",
      "title": "A Study in Participants With Moderate to Severe Rheumatoid Arthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Baricitinib",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Baricitinib Placebo",
          "type": "DRUG"
        },
        {
          "name": "MTX Placebo",
          "type": "DRUG"
        },
        {
          "name": "Folic Acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 588,
      "start_date": "2012-11",
      "completion_date": "2015-08",
      "has_results": true,
      "last_update_posted_date": "2019-09-19",
      "last_synced_at": "2026-09-22T23:36:09.278Z",
      "location_count": 47,
      "location_summary": "Glendale, Arizona • Mesa, Arizona • Peoria, Arizona + 44 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "El Cajon",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01711359"
    },
    {
      "nct_id": "NCT00048542",
      "title": "Study of Human Anti-TNF Monoclonal Antibody Adalimumab in Children With Polyarticular Juvenile Idiopathic Arthritis (JIA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Arthritis, Juvenile Idiopathic"
      ],
      "interventions": [
        {
          "name": "Double-Blind Adalimumab/Placebo + MTX",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Double-Blind Adalimumab/Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "OLE BSA Adalimumab +/- MTX",
          "type": "DRUG"
        },
        {
          "name": "OLE FD Adalimumab +/- MTX",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "4 Years to 17 Years"
      },
      "enrollment_count": 171,
      "start_date": "2002-09",
      "completion_date": "2010-06",
      "has_results": true,
      "last_update_posted_date": "2011-08-22",
      "last_synced_at": "2026-09-22T23:36:09.278Z",
      "location_count": 15,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Stanford, California + 12 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Delray Beach",
          "state": "Florida"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00048542"
    },
    {
      "nct_id": "NCT00847613",
      "title": "A 2-Year Phase 3 Study Of CP-690,550 In Patients With Active Rheumatoid Arthritis On Background Methotrexate",
      "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": 800,
      "start_date": "2009-03",
      "completion_date": "2012-02",
      "has_results": true,
      "last_update_posted_date": "2024-05-16",
      "last_synced_at": "2026-09-22T23:36:09.278Z",
      "location_count": 37,
      "location_summary": "Huntsville, Alabama • Tucson, Arizona • San Diego, California + 32 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Santa Maria",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00847613"
    },
    {
      "nct_id": "NCT00122382",
      "title": "Remission and Joint Damage Progression in Early Rheumatoid Arthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Abatacept",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1052,
      "start_date": "2005-07",
      "completion_date": "2009-02",
      "has_results": true,
      "last_update_posted_date": "2010-11-16",
      "last_synced_at": "2026-09-22T23:36:09.278Z",
      "location_count": 19,
      "location_summary": "Huntsville, Alabama • Huntington Beach, California • Colorado Springs, Colorado + 15 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Trumbull",
          "state": "Connecticut"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00122382"
    },
    {
      "nct_id": "NCT02187055",
      "title": "An Efficacy And Safety Study Evaluating Tofacitinib With And Without Methotrexate Compared To Adalimumab With Methotrexate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Rhematoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Tofacitinib with methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Tofacitinib without methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Adalimumab with methotrexate",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "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": 1152,
      "start_date": "2014-08",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2018-06-27",
      "last_synced_at": "2026-09-22T23:36:09.278Z",
      "location_count": 60,
      "location_summary": "Huntsville, Alabama • Gilbert, Arizona • Covina, California + 47 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Covina",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02187055"
    },
    {
      "nct_id": "NCT00642460",
      "title": "A Study of RoActemra/Actemra (Tocilizumab) in Patients With Active Systemic Juvenile Idiopathic Arthritis (JIA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Juvenile Idiopathic Arthritis"
      ],
      "interventions": [
        {
          "name": "tocilizumab [RoActemra/Actemra]",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Non-steroidal anti-inflammatory drugs (NSAIDs)",
          "type": "DRUG"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        },
        {
          "name": "corticosteroids",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 112,
      "start_date": "2008-05",
      "completion_date": "2014-08",
      "has_results": true,
      "last_update_posted_date": "2016-07-25",
      "last_synced_at": "2026-09-22T23:36:09.278Z",
      "location_count": 13,
      "location_summary": "Little Rock, Arkansas • Los Angeles, California • Hartford, Connecticut + 10 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00642460"
    }
  ]
}