{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Matched+placebo",
    "query": {
      "intervention": "Matched placebo"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6921,
    "total_pages": 693,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Matched+placebo&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T19:11:46.858Z",
  "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": "NCT01993849",
      "title": "Use of N-Acetylcysteine (NAC) in Fingernail Biting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Onychophagia"
      ],
      "interventions": [
        {
          "name": "N-Acetylcysteine (NAC)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Kevin Gray, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 23,
      "start_date": "2013-10",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2018-10-03",
      "last_synced_at": "2026-09-02T19:11:46.858Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01993849"
    },
    {
      "nct_id": "NCT00791778",
      "title": "Comparison of Nexavar/Placebo as Maintenance Therapy for Patients With Advanced Ovarian or Primary Peritoneal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ovarian Neoplasms"
      ],
      "interventions": [
        {
          "name": "Sorafenib (Nexavar, BAY43-9006)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 246,
      "start_date": "2008-11",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2015-09-28",
      "last_synced_at": "2026-09-02T19:11:46.858Z",
      "location_count": 4,
      "location_summary": "La Jolla, California • Jacksonville, Florida • Augusta, Georgia + 1 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Scarborough",
          "state": "Maine"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00791778"
    },
    {
      "nct_id": "NCT04984278",
      "title": "Evaluation of the Effect of Nabiximols Oromucosal Spray on Clinical Measures of Spasticity in Participants With Multiple Sclerosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Spasticity With Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Nabiximols",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jazz Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2021-08-16",
      "completion_date": "2022-11-11",
      "has_results": true,
      "last_update_posted_date": "2024-12-11",
      "last_synced_at": "2026-09-02T19:11:46.858Z",
      "location_count": 6,
      "location_summary": "Denver, Colorado • Naples, Florida • Tampa, Florida + 3 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Naples",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Greer",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04984278"
    },
    {
      "nct_id": "NCT00259376",
      "title": "American-Australian-African Trial With Dronedarone in Patients With Atrial Fibrillation or Atrial Flutter for the Maintenance of Sinus Rhythm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Flutter"
      ],
      "interventions": [
        {
          "name": "Dronedarone (SR33589)",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 629,
      "start_date": "2001-11",
      "completion_date": "2003-09",
      "has_results": false,
      "last_update_posted_date": "2010-02-15",
      "last_synced_at": "2026-09-02T19:11:46.858Z",
      "location_count": 1,
      "location_summary": "Bridgewater, New Jersey",
      "locations": [
        {
          "city": "Bridgewater",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00259376"
    },
    {
      "nct_id": "NCT02942017",
      "title": "A Study to Evaluate Safety and Efficacy of SAGE-547 in Participants With Moderate Postpartum Depression (547-PPD-202C)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Postpartum Depression"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "SAGE-547 90 μg/kg/h",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Supernus Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 108,
      "start_date": "2016-07",
      "completion_date": "2017-10-11",
      "has_results": true,
      "last_update_posted_date": "2025-09-15",
      "last_synced_at": "2026-09-02T19:11:46.858Z",
      "location_count": 32,
      "location_summary": "Chandler, Arizona • Rogers, Arkansas • Lemon Grove, California + 28 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Rogers",
          "state": "Arkansas"
        },
        {
          "city": "Lemon Grove",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Ventura",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02942017"
    },
    {
      "nct_id": "NCT06862791",
      "title": "A Weight Loss Study Evaluating Subcutaneous Treatment With AZD9550 and AZD6234 in Combination Against Placebo or Each of the Drugs Alone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Obesity or Overweight"
      ],
      "interventions": [
        {
          "name": "AZD9550",
          "type": "DRUG"
        },
        {
          "name": "AZD6234",
          "type": "DRUG"
        },
        {
          "name": "Placebo comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "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": 377,
      "start_date": "2025-02-18",
      "completion_date": "2026-05-11",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-09-02T19:11:46.858Z",
      "location_count": 29,
      "location_summary": "Dothan, Alabama • Vestavia Hills, Alabama • Cerritos, California + 26 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Vestavia Hills",
          "state": "Alabama"
        },
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        },
        {
          "city": "Huntington Park",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06862791"
    },
    {
      "nct_id": "NCT00729690",
      "title": "Effect of Oral Pregabalin on Spinal Neurotransmitters in Patients Undergoing Knee Replacement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "PAIN"
      ],
      "interventions": [
        {
          "name": "Pregabalin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Asokumar Buvanendran",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "55 Years to 75 Years"
      },
      "enrollment_count": 48,
      "start_date": "2008-08",
      "completion_date": "2011-07",
      "has_results": true,
      "last_update_posted_date": "2012-12-19",
      "last_synced_at": "2026-09-02T19:11:46.858Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00729690"
    },
    {
      "nct_id": "NCT00233480",
      "title": "Statin Therapy in Heart Failure: Potential Mechanisms of Benefit",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heart Failure, Congestive"
      ],
      "interventions": [
        {
          "name": "atorvastatin",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2005-08",
      "completion_date": "2009-02",
      "has_results": true,
      "last_update_posted_date": "2020-03-20",
      "last_synced_at": "2026-09-02T19:11:46.858Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00233480"
    },
    {
      "nct_id": "NCT03902080",
      "title": "Study to Evaluate the Efficacy, Safety and Tolerability of Vibegron in Men With Overactive Bladder (OAB) Symptoms on Pharmacological Therapy for Benign Prostatic Hyperplasia (BPH)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Overactive Bladder"
      ],
      "interventions": [
        {
          "name": "Vibegron",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Urovant Sciences GmbH",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "45 Years and older · Male only"
      },
      "enrollment_count": 1105,
      "start_date": "2019-03-26",
      "completion_date": "2023-06-15",
      "has_results": true,
      "last_update_posted_date": "2024-08-07",
      "last_synced_at": "2026-09-02T19:11:46.858Z",
      "location_count": 75,
      "location_summary": "Homewood, Alabama • Huntsville, Alabama • Mobile, Alabama + 64 more",
      "locations": [
        {
          "city": "Homewood",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03902080"
    },
    {
      "nct_id": "NCT01164579",
      "title": "Effects of Tofacitinib (CP-690,550) on Magnetic Resonance Imaging (MRI)- Assessed Joint Structure In Early Rheumatoid Arthritis (RA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [
        {
          "name": "Tasocitinib plus Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Tofacitinib plus placebo methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Placebo tofacitinib plus Methotrexate",
          "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": 109,
      "start_date": "2010-10",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2015-04-22",
      "last_synced_at": "2026-09-02T19:11:46.858Z",
      "location_count": 8,
      "location_summary": "Gilbert, Arizona • Huntington Beach, California • Upland, California + 5 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        },
        {
          "city": "Ormond Beach",
          "state": "Florida"
        },
        {
          "city": "Pinellas Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01164579"
    }
  ]
}