{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=control+group",
    "query": {
      "intervention": "control group"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 33207,
    "total_pages": 3321,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=control+group&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T19:46:32.396Z",
  "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": "NCT03743649",
      "title": "Haloperidol and Lorazepam in Controlling Symptoms of Persistent Agitated Delirium in Patients With Advanced Cancer Undergoing Palliative Care",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Delirium",
        "Locally Advanced Malignant Neoplasm",
        "Metastatic Malignant Neoplasm",
        "Recurrent Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "Haloperidol",
          "type": "DRUG"
        },
        {
          "name": "Lorazepam",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2019-07-17",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-09-02T19:46:32.396Z",
      "location_count": 2,
      "location_summary": "Houston, Texas • Richmond, Virginia",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03743649"
    },
    {
      "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": "2026-09-02T19:46:32.396Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01993849"
    },
    {
      "nct_id": "NCT00298558",
      "title": "ACTIVE: Advanced Cognitive Training for Independent and Vital Elderly",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Aging",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Cognitive Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Carelon Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 2832,
      "start_date": "1998-03",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2014-04-16",
      "last_synced_at": "2026-09-02T19:46:32.396Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Indianapolis, Indiana • Baltimore, Maryland + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Cumberland",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00298558"
    },
    {
      "nct_id": "NCT02213458",
      "title": "Care Ecosystem: Navigating Patients and Families Through Stages of Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dementia",
        "Alzheimer Disease",
        "Dementia, Vascular",
        "Lewy Body Disease",
        "Frontotemporal Lobar Degeneration",
        "Memory Disorders"
      ],
      "interventions": [
        {
          "name": "Navigated Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 1560,
      "start_date": "2015-03-20",
      "completion_date": "2018-03-08",
      "has_results": true,
      "last_update_posted_date": "2024-02-20",
      "last_synced_at": "2026-09-02T19:46:32.396Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • Omaha, Nebraska",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02213458"
    },
    {
      "nct_id": "NCT00502658",
      "title": "Dietary Supplements and Personal Energy Tracking Device to Promote and Maintain Healthy Weight",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Dietary supplement containing vitamins, minerals, and herbs",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Shakes with nutrients and herbs",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control dietary supplement",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Isocaloric, isonitrogenous control shakes without herbs",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Personal energy tracking tool",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Pharmanex",
      "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": 120,
      "start_date": "2007-07",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2008-03-28",
      "last_synced_at": "2026-09-02T19:46:32.396Z",
      "location_count": 1,
      "location_summary": "Provo, Utah",
      "locations": [
        {
          "city": "Provo",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00502658"
    },
    {
      "nct_id": "NCT04172948",
      "title": "The Utility of Virtual Reality in the Management of Pediatric Functional Constipation With Pelvic Floor Dysfunction.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Functional Constipation",
        "Pelvic Floor Disorders"
      ],
      "interventions": [
        {
          "name": "Oculus go headset/virtual reality headset",
          "type": "DEVICE"
        },
        {
          "name": "Diaphragmatic breathing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "7 Years to 21 Years"
      },
      "enrollment_count": 9,
      "start_date": "2020-02-01",
      "completion_date": "2022-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-07-08",
      "last_synced_at": "2026-09-02T19:46:32.396Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04172948"
    },
    {
      "nct_id": "NCT01409278",
      "title": "Local Anesthetic Infiltration and Infusion for Pain Control After Hip Replacement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Ropivacaine infiltration and saline infusion.",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine infiltration and infusion.",
          "type": "PROCEDURE"
        },
        {
          "name": "Normal Saline",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Trinity Health Of New England",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 105,
      "start_date": "2009-08",
      "completion_date": "2011-06",
      "has_results": false,
      "last_update_posted_date": "2011-08-04",
      "last_synced_at": "2026-09-02T19:46:32.396Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01409278"
    },
    {
      "nct_id": "NCT06252285",
      "title": "Efficacy, Immunogenicity, and Safety Study of a Respiratory Syncytial Virus Vaccine in Infants and Toddlers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "RSV Immunisation"
      ],
      "interventions": [
        {
          "name": "RSVt Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "21 Months",
        "sex": "ALL",
        "summary": "6 Months to 21 Months"
      },
      "enrollment_count": 6300,
      "start_date": "2024-02-06",
      "completion_date": "2025-12-04",
      "has_results": false,
      "last_update_posted_date": "2026-02-03",
      "last_synced_at": "2026-09-02T19:46:32.396Z",
      "location_count": 50,
      "location_summary": "Birmingham, Alabama • Guntersville, Alabama • Tucson, Arizona + 41 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Guntersville",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Madera",
          "state": "California"
        },
        {
          "city": "Tarzana",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06252285"
    },
    {
      "nct_id": "NCT06370143",
      "title": "A Study Collecting Health Information to Understand and Prevent Gastric Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gastric Atrophy",
        "Gastric Intestinal Metaplasia",
        "Dysplasia",
        "Gastric Adenocarcinoma",
        "Gastric Cancer"
      ],
      "interventions": [
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3200,
      "start_date": "2024-04-11",
      "completion_date": "2036-04-11",
      "has_results": false,
      "last_update_posted_date": "2026-01-30",
      "last_synced_at": "2026-09-02T19:46:32.396Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06370143"
    },
    {
      "nct_id": "NCT03428815",
      "title": "Effects of Temperature Control Liner Materials on Long-Term Outcomes of Prothesis Use",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Artificial Limbs",
        "Skin Diseases"
      ],
      "interventions": [
        {
          "name": "Prosthesis suspension liner",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Goeran Fiedler",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2019-02-04",
      "completion_date": "2020-09-29",
      "has_results": true,
      "last_update_posted_date": "2021-03-05",
      "last_synced_at": "2026-09-02T19:46:32.396Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03428815"
    }
  ]
}