{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28for+sarilumab%29",
    "query": {
      "intervention": "Placebo (for sarilumab)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 14,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28for+sarilumab%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T14:12:42.779Z",
  "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": "NCT02332590",
      "title": "Efficacy and Safety of Sarilumab and Adalimumab Monotherapy in Patients With Rheumatoid Arthritis (SARIL-RA-MONARCH)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Sarilumab",
          "type": "DRUG"
        },
        {
          "name": "Adalimumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo (for sarilumab)",
          "type": "DRUG"
        },
        {
          "name": "Placebo (for adalimumab)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 369,
      "start_date": "2015-01-28",
      "completion_date": "2020-12-29",
      "has_results": true,
      "last_update_posted_date": "2022-03-28",
      "last_synced_at": "2026-09-29T14:12:42.779Z",
      "location_count": 17,
      "location_summary": "Covina, California • Long Beach, California • Whittier, California + 14 more",
      "locations": [
        {
          "city": "Covina",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Whittier",
          "state": "California"
        },
        {
          "city": "Lewes",
          "state": "Delaware"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02332590"
    },
    {
      "nct_id": "NCT04315298",
      "title": "Evaluation of the Efficacy and Safety of Sarilumab in Hospitalized Patients With COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Sarilumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Regeneron Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1912,
      "start_date": "2020-03-18",
      "completion_date": "2020-09-02",
      "has_results": true,
      "last_update_posted_date": "2021-09-23",
      "last_synced_at": "2026-09-29T14:12:42.779Z",
      "location_count": 62,
      "location_summary": "Los Angeles, California • Sacramento, California • Santa Monica, California + 42 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04315298"
    },
    {
      "nct_id": "NCT03600805",
      "title": "Evaluation of Efficacy and Safety of Sarilumab in Patients With GCA",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Giant Cell Arteritis"
      ],
      "interventions": [
        {
          "name": "Sarilumab SAR153191",
          "type": "DRUG"
        },
        {
          "name": "Sarilumab matching placebo",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Prednisone matching placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 83,
      "start_date": "2018-11-20",
      "completion_date": "2020-11-24",
      "has_results": true,
      "last_update_posted_date": "2022-03-28",
      "last_synced_at": "2026-09-29T14:12:42.779Z",
      "location_count": 6,
      "location_summary": "Boca Raton, Florida • Gainesville, Florida • Iowa City, Iowa + 3 more",
      "locations": [
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03600805"
    },
    {
      "nct_id": "NCT03770273",
      "title": "Safety and Efficacy of Subcutaneous Sarilumab in Improving the Quality of Life in People With Indolent Systemic Mastocytosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Indolent Systemic Mastocytosis"
      ],
      "interventions": [
        {
          "name": "sarilumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "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": 21,
      "start_date": "2019-06-19",
      "completion_date": "2023-07-31",
      "has_results": true,
      "last_update_posted_date": "2024-12-17",
      "last_synced_at": "2026-09-29T14:12:42.779Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03770273"
    },
    {
      "nct_id": "NCT01061723",
      "title": "Dose Ranging Study to Evaluate the Efficacy and Safety of SAR153191 (REGN88) in Patients With Ankylosing Spondylitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ankylosing Spondylitis"
      ],
      "interventions": [
        {
          "name": "Sarilumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "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": 301,
      "start_date": "2010-02",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2017-08-08",
      "last_synced_at": "2026-09-29T14:12:42.779Z",
      "location_count": 26,
      "location_summary": "Birmingham, Alabama • Anaheim, California • Los Angeles, California + 23 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01061723"
    },
    {
      "nct_id": "NCT01061736",
      "title": "Evaluation of Sarilumab (SAR153191/REGN88) on Top of Methotrexate in Rheumatoid Arthritis Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Sarilumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo (for sarilumab)",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Folic Acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "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": 1675,
      "start_date": "2010-03",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2017-06-28",
      "last_synced_at": "2026-09-29T14:12:42.779Z",
      "location_count": 45,
      "location_summary": "Anniston, Alabama • Birmingham, Alabama • Gilbert, Arizona + 39 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Palm Desert",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01061736"
    },
    {
      "nct_id": "NCT01217814",
      "title": "Effect of SAR153191 (REGN88) With Methotrexate in Patients With Active Rheumatoid Arthritis Who Failed TNF-α Blockers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Sarilumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Golimumab",
          "type": "DRUG"
        },
        {
          "name": "methotrexate (MTX)",
          "type": "DRUG"
        },
        {
          "name": "Folic/folinic acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "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": 16,
      "start_date": "2010-11",
      "completion_date": "2011-09",
      "has_results": true,
      "last_update_posted_date": "2017-09-01",
      "last_synced_at": "2026-09-29T14:12:42.779Z",
      "location_count": 4,
      "location_summary": "Freehold, New Jersey • New York, New York • Jackson, Tennessee + 1 more",
      "locations": [
        {
          "city": "Freehold",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Jackson",
          "state": "Tennessee"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01217814"
    },
    {
      "nct_id": "NCT03600818",
      "title": "Evaluation of the Efficacy and Safety of Sarilumab in Patients With Polymyalgia Rheumatica",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Polymyalgia Rheumatica"
      ],
      "interventions": [
        {
          "name": "Sarilumab SAR153191 (REGN88)",
          "type": "DRUG"
        },
        {
          "name": "Sarilumab-matching placebo",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Prednisone-matching placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 118,
      "start_date": "2018-10-09",
      "completion_date": "2021-05-19",
      "has_results": true,
      "last_update_posted_date": "2022-06-10",
      "last_synced_at": "2026-09-29T14:12:42.779Z",
      "location_count": 10,
      "location_summary": "Upland, California • Denver, Colorado • Stamford, Connecticut + 7 more",
      "locations": [
        {
          "city": "Upland",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Stamford",
          "state": "Connecticut"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03600818"
    },
    {
      "nct_id": "NCT01900431",
      "title": "Phase II Study to Analyze Sarilumab in Non-Infectious Uveitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Uveitis"
      ],
      "interventions": [
        {
          "name": "Sarilumab",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Folic/folinic acid",
          "type": "DRUG"
        },
        {
          "name": "Placebo (for Sarilumab)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 58,
      "start_date": "2013-10",
      "completion_date": "2016-04",
      "has_results": true,
      "last_update_posted_date": "2017-06-20",
      "last_synced_at": "2026-09-29T14:12:42.779Z",
      "location_count": 5,
      "location_summary": "Worcester, Massachusetts • Omaha, Nebraska • Slingerlands, New York + 2 more",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Slingerlands",
          "state": "New York"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Arlington",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01900431"
    },
    {
      "nct_id": "NCT01764997",
      "title": "An Evaluation of Sarilumab Plus Methotrexate Compared to Etanercept Plus Methotrexate in RA Patients Not Responding to Adalimumab Plus Methotrexate",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Sarilumab",
          "type": "DRUG"
        },
        {
          "name": "Etanercept",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Placebo (for sarilumab)",
          "type": "DRUG"
        },
        {
          "name": "Placebo (for etanercept)",
          "type": "DRUG"
        },
        {
          "name": "Adalimumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 776,
      "start_date": "2013-04",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2017-07-27",
      "last_synced_at": "2026-09-29T14:12:42.779Z",
      "location_count": 30,
      "location_summary": "Birmingham, Alabama • Glendale, California • Thousand Oaks, California + 27 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Thousand Oaks",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        },
        {
          "city": "Victorville",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01764997"
    }
  ]
}