{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+first&page=20",
    "query": {
      "intervention": "Placebo first",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 3263,
    "total_pages": 327,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+first&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+first&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-14T11:45:08.381Z",
  "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": "NCT01487460",
      "title": "Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of TAP311 in Healthy Subjects and Dyslipidemic Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Dyslipidemia",
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "TAP311",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 137,
      "start_date": "2011-11",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2020-12-21",
      "last_synced_at": "2026-11-14T11:45:08.381Z",
      "location_count": 1,
      "location_summary": "Miramar, Florida",
      "locations": [
        {
          "city": "Miramar",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01487460"
    },
    {
      "nct_id": "NCT02966340",
      "title": "Repurposing alpha1 Noradrenergic Antagonists for Alcoholism Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Alcoholism"
      ],
      "interventions": [
        {
          "name": "Prazosin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 70,
      "start_date": "2016-11-01",
      "completion_date": "2018-03-12",
      "has_results": true,
      "last_update_posted_date": "2019-05-28",
      "last_synced_at": "2026-11-14T11:45:08.381Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02966340"
    },
    {
      "nct_id": "NCT02487446",
      "title": "Efficacy and Safety Study of QVA149 in COPD Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "QVA149",
          "type": "DRUG"
        },
        {
          "name": "Umeclidinium/vilanterol",
          "type": "DRUG"
        },
        {
          "name": "Placebo (umeclidinium/vilanterol)",
          "type": "DRUG"
        },
        {
          "name": "Placebo (QVA149)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 357,
      "start_date": "2015-07-28",
      "completion_date": "2016-09-12",
      "has_results": true,
      "last_update_posted_date": "2017-12-26",
      "last_synced_at": "2026-11-14T11:45:08.381Z",
      "location_count": 58,
      "location_summary": "Andalusia, Alabama • Anniston, Alabama • Jasper, Alabama + 52 more",
      "locations": [
        {
          "city": "Andalusia",
          "state": "Alabama"
        },
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Multiple Locations",
          "state": "Alabama"
        },
        {
          "city": "Multiple Locations",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02487446"
    },
    {
      "nct_id": "NCT01802918",
      "title": "Single Dose Escalation Study of GSK2838232 in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Infection, Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "GSK2838232",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ritonavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 17,
      "start_date": "2013-02-18",
      "completion_date": "2013-11-21",
      "has_results": false,
      "last_update_posted_date": "2017-05-09",
      "last_synced_at": "2026-11-14T11:45:08.381Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01802918"
    },
    {
      "nct_id": "NCT03929068",
      "title": "Sinemet for Spasticity and Function in Amyotrophic Lateral Sclerosis and Primary Lateral Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Amyotrophic Lateral Sclerosis",
        "Motor Neuron Disease"
      ],
      "interventions": [
        {
          "name": "carbidopa-levodopa",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2019-05-13",
      "completion_date": "2022-07-08",
      "has_results": false,
      "last_update_posted_date": "2022-07-11",
      "last_synced_at": "2026-11-14T11:45:08.381Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03929068"
    },
    {
      "nct_id": "NCT01504659",
      "title": "Intranasal Ketamine In the Treatment of Pediatric Bipolar Disorder",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Ketamine hydrochloride injection",
          "type": "DRUG"
        },
        {
          "name": "Flat tonic water (e.g., Canada Dry Tonic Water)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Juvenile Bipolar Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 5,
      "start_date": "2012-07",
      "completion_date": "2016-11",
      "has_results": false,
      "last_update_posted_date": "2017-03-16",
      "last_synced_at": "2026-11-14T11:45:08.381Z",
      "location_count": 4,
      "location_summary": "Not Predetermined, Connecticut • Maplewood, New Jersey • Not Predetermined, New Jersey + 1 more",
      "locations": [
        {
          "city": "Not Predetermined",
          "state": "Connecticut"
        },
        {
          "city": "Maplewood",
          "state": "New Jersey"
        },
        {
          "city": "Not Predetermined",
          "state": "New Jersey"
        },
        {
          "city": "Not Predetermined",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01504659"
    },
    {
      "nct_id": "NCT01996618",
      "title": "Study to Reduce Symptoms of Premature Beats With Ranolazine",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Premature Ventricular Beats"
      ],
      "interventions": [
        {
          "name": "Ranolazine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Walter Reed National Military 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": 72,
      "start_date": "2014-01",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2015-05-01",
      "last_synced_at": "2026-11-14T11:45:08.381Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01996618"
    },
    {
      "nct_id": "NCT06533865",
      "title": "Romosozumab as an Adjunct to Physiologic Estrogen Replacement in Functional Hypothalamic Amenorrhea",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "FHA (Functional Hypothalamic Amenorrhea)"
      ],
      "interventions": [
        {
          "name": "Romosozumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Zoledronic acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "30 Years",
        "sex": "FEMALE",
        "summary": "14 Years to 30 Years · Female only"
      },
      "enrollment_count": 114,
      "start_date": "2025-03-19",
      "completion_date": "2029-04",
      "has_results": false,
      "last_update_posted_date": "2026-04-23",
      "last_synced_at": "2026-11-14T11:45:08.381Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Charlottesville, Virginia",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06533865"
    },
    {
      "nct_id": "NCT01849991",
      "title": "Safety and Effect of L. Reuteri on Biomarkers of Inflammation in Healthy Infants With Colic",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Gastrointestinal",
        "Colic"
      ],
      "interventions": [
        {
          "name": "Lactobacillus reuteri",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Weeks",
        "maximum_age": "3 Months",
        "sex": "ALL",
        "summary": "3 Weeks to 3 Months"
      },
      "enrollment_count": 21,
      "start_date": "2013-09",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2018-01-30",
      "last_synced_at": "2026-11-14T11:45:08.381Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01849991"
    },
    {
      "nct_id": "NCT00393874",
      "title": "Efficacy of Sleep Interventions for Posttraumatic Stress Disorder (PTSD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety Disorders",
        "Mood Disorders",
        "Insomnia",
        "Nightmares"
      ],
      "interventions": [
        {
          "name": "Behavioral Sleep Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Prazosin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 50,
      "start_date": "2006-10",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2016-10-24",
      "last_synced_at": "2026-11-14T11:45:08.381Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00393874"
    }
  ]
}