{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Q4W",
    "query": {
      "intervention": "Placebo Q4W"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 256,
    "total_pages": 26,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Q4W&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-11T23:18:28.319Z",
  "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": "NCT04963270",
      "title": "A Study To Evaluate Efficacy, Safety, Pharmacokinetics, And Pharmacodynamics Of Satralizumab In Patients With Generalized Myasthenia Gravis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Generalized Myasthenia Gravis"
      ],
      "interventions": [
        {
          "name": "Satralizumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 188,
      "start_date": "2021-10-19",
      "completion_date": "2024-09-02",
      "has_results": true,
      "last_update_posted_date": "2025-02-28",
      "last_synced_at": "2026-09-11T23:18:28.319Z",
      "location_count": 6,
      "location_summary": "Los Angeles, California • Orange, California • Pasadena, California + 3 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04963270"
    },
    {
      "nct_id": "NCT03162796",
      "title": "A Study Evaluating the Efficacy and Safety of Guselkumab Administered Subcutaneously in Participants With Active Psoriatic Arthritis Including Those Previously Treated With Biologic Anti -Tumor Necrosis Factor (TNF) Alpha Agent(s)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Arthritis, Psoriatic"
      ],
      "interventions": [
        {
          "name": "Guselkumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 383,
      "start_date": "2017-08-24",
      "completion_date": "2019-11-18",
      "has_results": true,
      "last_update_posted_date": "2021-02-03",
      "last_synced_at": "2026-09-11T23:18:28.319Z",
      "location_count": 9,
      "location_summary": "Birmingham, Alabama • Glendale, Arizona • Mesa, Arizona + 6 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Danbury",
          "state": "Connecticut"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03162796"
    },
    {
      "nct_id": "NCT02651584",
      "title": "Clinical Trial of CAM2038, Long-acting Subcutaneous Buprenorphine Injections for Treatment of Patients With Opioid Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Opioid Use Disorders"
      ],
      "interventions": [
        {
          "name": "CAM2038 SC injection",
          "type": "DRUG"
        },
        {
          "name": "SL BPN/NX tabs",
          "type": "DRUG"
        },
        {
          "name": "placebo SC injections",
          "type": "DRUG"
        },
        {
          "name": "SL placebo tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Braeburn Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 428,
      "start_date": "2015-12",
      "completion_date": "2016-11",
      "has_results": true,
      "last_update_posted_date": "2019-08-22",
      "last_synced_at": "2026-09-11T23:18:28.319Z",
      "location_count": 36,
      "location_summary": "Birmingham, Alabama • Haleyville, Alabama • Hamilton, Alabama + 32 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Haleyville",
          "state": "Alabama"
        },
        {
          "city": "Hamilton",
          "state": "Alabama"
        },
        {
          "city": "Lemon Grove",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02651584"
    },
    {
      "nct_id": "NCT02349295",
      "title": "A Study of Ixekizumab (LY2439821) in Participants With Active Psoriatic Arthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Psoriatic Arthritis"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ixekizumab 80 mg Q4W",
          "type": "DRUG"
        },
        {
          "name": "Ixekizumab 80 mg Q2W",
          "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": 363,
      "start_date": "2014-12-31",
      "completion_date": "2019-06-26",
      "has_results": true,
      "last_update_posted_date": "2020-07-01",
      "last_synced_at": "2026-09-11T23:18:28.319Z",
      "location_count": 59,
      "location_summary": "Birmingham, Alabama • Glendale, Arizona • Mesa, Arizona + 50 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02349295"
    },
    {
      "nct_id": "NCT04777331",
      "title": "A Study to Evaluate the Efficacy and Safety of Intravenous Prasinezumab in Participants With Early Parkinson's Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinsons Disease"
      ],
      "interventions": [
        {
          "name": "Prasinezumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 586,
      "start_date": "2021-05-05",
      "completion_date": "2031-06-30",
      "has_results": true,
      "last_update_posted_date": "2026-09-04",
      "last_synced_at": "2026-09-11T23:18:28.319Z",
      "location_count": 31,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Fullerton, California + 27 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04777331"
    },
    {
      "nct_id": "NCT07684235",
      "title": "Extension Trial to Evaluate the Long-term Efficacy, Safety, and Tolerability of Maridebart Cafraglutide (MARITIME-1-EXTENSION)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Obesity",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "Maridebart cafraglutide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amgen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 3200,
      "start_date": "2026-07-23",
      "completion_date": "2028-03-19",
      "has_results": false,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-09-11T23:18:28.319Z",
      "location_count": 70,
      "location_summary": "Anniston, Alabama • Daphne, Alabama • Mobile, Alabama + 57 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Daphne",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07684235"
    },
    {
      "nct_id": "NCT05271409",
      "title": "A Study to Evaluate the Efficacy, Safety, Pharmacokinetics, and Pharmacodynamics of Satralizumab in Participants With Myelin Oligodendrocyte Glycoprotein Antibody-associated Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Myelin Oligodendrocyte Glycoprotein Antibody-Associated Disease (MOGAD)"
      ],
      "interventions": [
        {
          "name": "Satralizumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 132,
      "start_date": "2022-08-30",
      "completion_date": "2028-05-20",
      "has_results": false,
      "last_update_posted_date": "2026-09-04",
      "last_synced_at": "2026-09-11T23:18:28.319Z",
      "location_count": 15,
      "location_summary": "Birmingham, Alabama • Irvine, California • Aurora, Colorado + 12 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05271409"
    },
    {
      "nct_id": "NCT05651711",
      "title": "A Study Assessing Rocatinlimab (AMG 451) Monotherapy in Moderate-to-severe Atopic Dermatitis (AD) (ROCKET-Horizon)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atopic Dermatitis"
      ],
      "interventions": [
        {
          "name": "Rocatinlimab",
          "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": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 726,
      "start_date": "2022-12-14",
      "completion_date": "2024-08-27",
      "has_results": true,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-09-11T23:18:28.319Z",
      "location_count": 69,
      "location_summary": "Litchfield Park, Arizona • Scottsdale, Arizona • Fayetteville, Arkansas + 58 more",
      "locations": [
        {
          "city": "Litchfield Park",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05651711"
    },
    {
      "nct_id": "NCT03503318",
      "title": "Study to Evaluate TV-46000 as Maintenance Treatment in Adult and Adolescent Participants With Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "TV-46000",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Teva Branded Pharmaceutical Products R&D, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "13 Years to 65 Years"
      },
      "enrollment_count": 544,
      "start_date": "2018-04-27",
      "completion_date": "2020-12-03",
      "has_results": true,
      "last_update_posted_date": "2023-03-10",
      "last_synced_at": "2026-09-11T23:18:28.319Z",
      "location_count": 73,
      "location_summary": "Little Rock, Arkansas • Rogers, Arkansas • Anaheim, California + 58 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Rogers",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Bellflower",
          "state": "California"
        },
        {
          "city": "Colton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03503318"
    },
    {
      "nct_id": "NCT03100149",
      "title": "A Study to Evaluate the Efficacy of Prasinezumab (RO7046015/PRX002) in Participants With Early Parkinson's Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "RO7046015",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 316,
      "start_date": "2017-06-27",
      "completion_date": "2031-12-01",
      "has_results": true,
      "last_update_posted_date": "2026-09-11",
      "last_synced_at": "2026-09-11T23:18:28.319Z",
      "location_count": 26,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Fullerton, California + 23 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03100149"
    }
  ]
}