{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+Population&page=117",
    "query": {
      "intervention": "Control Population",
      "page": 117
    },
    "page_size": 10
  },
  "pagination": {
    "page": 117,
    "page_size": 10,
    "total_count": 17780,
    "total_pages": 1778,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+Population&page=118&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+Population&page=116&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-11T01:49:40.250Z",
  "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": "NCT01092143",
      "title": "BI 671800 ED in Steroid-naive Asthmatic Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "BI 671800",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone propionate placebo",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone propionate",
          "type": "DRUG"
        },
        {
          "name": "BI 671800 Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "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": 389,
      "start_date": "2010-03-18",
      "completion_date": "2011-03-26",
      "has_results": true,
      "last_update_posted_date": "2022-05-31",
      "last_synced_at": "2026-11-11T01:49:40.250Z",
      "location_count": 40,
      "location_summary": "Tucson, Arizona • Cypress, California • Los Angeles, California + 34 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Cypress",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palmdale",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01092143"
    },
    {
      "nct_id": "NCT04831047",
      "title": "The Effect of Upneeq (Oxymetazoline Hydrochloride 0.1%) on Eyelid Position, Eye Redness, and Eye Appearance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Ptosis, Eyelid",
        "Conjunctiva Inflamed",
        "Eye Manifestations"
      ],
      "interventions": [
        {
          "name": "Oxymetazoline hydrochloride 0.1% ophthalmic solution",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 114,
      "start_date": "2021-06-08",
      "completion_date": "2022-04-01",
      "has_results": true,
      "last_update_posted_date": "2023-04-24",
      "last_synced_at": "2026-11-11T01:49:40.250Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04831047"
    },
    {
      "nct_id": "NCT04748549",
      "title": "Intraoperative VR for Older Patients Undergoing TKA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Total Knee Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Virtual Reality Immersive Relaxation",
          "type": "OTHER"
        },
        {
          "name": "Immersive Audio Experience",
          "type": "OTHER"
        },
        {
          "name": "Sham Virtual Reality Experience",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 86,
      "start_date": "2022-04-11",
      "completion_date": "2026-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-11-11T01:49:40.250Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04748549"
    },
    {
      "nct_id": "NCT04757948",
      "title": "Acupuncture vs TENS for Gag Reflex",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gagging"
      ],
      "interventions": [
        {
          "name": "Acupuncture",
          "type": "PROCEDURE"
        },
        {
          "name": "TENS",
          "type": "DEVICE"
        },
        {
          "name": "Sham-TENS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 60,
      "start_date": "2018-06-13",
      "completion_date": "2020-01-30",
      "has_results": false,
      "last_update_posted_date": "2021-02-17",
      "last_synced_at": "2026-11-11T01:49:40.250Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04757948"
    },
    {
      "nct_id": "NCT03304626",
      "title": "Budesonide for Liver Transplant Immune Suppression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Cellular Graft Rejection",
        "New Onset Diabetes After Transplant"
      ],
      "interventions": [
        {
          "name": "Budesonide 3Mg Capsule",
          "type": "DRUG"
        },
        {
          "name": "Standard of Care Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 40,
      "start_date": "2017-06-27",
      "completion_date": "2019-12-31",
      "has_results": true,
      "last_update_posted_date": "2021-07-20",
      "last_synced_at": "2026-11-11T01:49:40.250Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03304626"
    },
    {
      "nct_id": "NCT03370978",
      "title": "Text Messaging Follow-up From ED",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Text Messaging"
      ],
      "interventions": [
        {
          "name": "Text Messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2019-05-01",
      "completion_date": "2020-05-01",
      "has_results": false,
      "last_update_posted_date": "2021-04-30",
      "last_synced_at": "2026-11-11T01:49:40.250Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03370978"
    },
    {
      "nct_id": "NCT06856148",
      "title": "Testing Strategies to Improve Substance Misuse Prevention Research Use in State Policy Contexts",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Abuse",
        "Substance Use Disorders",
        "Prevention",
        "Legislation",
        "Use of Research Evidence"
      ],
      "interventions": [
        {
          "name": "Intervention: RPC Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Active Comparator: Control Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Penn State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 300,
      "start_date": "2023-04-01",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-06",
      "last_synced_at": "2026-11-11T01:49:40.250Z",
      "location_count": 1,
      "location_summary": "University Park, Pennsylvania",
      "locations": [
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06856148"
    },
    {
      "nct_id": "NCT01745185",
      "title": "Immune Response in Subjects With Fabry Disease Who Are Switching From Agalsidase Alfa to Agalsidase Beta",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fabry Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "O & O Alpan LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "7 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2012-06",
      "completion_date": "2016-08-07",
      "has_results": false,
      "last_update_posted_date": "2017-04-04",
      "last_synced_at": "2026-11-11T01:49:40.250Z",
      "location_count": 1,
      "location_summary": "Fairfax, Virginia",
      "locations": [
        {
          "city": "Fairfax",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01745185"
    },
    {
      "nct_id": "NCT03690752",
      "title": "Adherence to Walking on an Alter G Anti-Gravity Treadmill",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Severe Obesity"
      ],
      "interventions": [
        {
          "name": "unweighting using Alter-G Anti-Gravity Treadmill",
          "type": "DEVICE"
        },
        {
          "name": "normal weight using Alter-G Anti-Gravity Treadmill",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Texas Tech University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "20 Years to 55 Years"
      },
      "enrollment_count": 26,
      "start_date": "2017-09-09",
      "completion_date": "2018-10-01",
      "has_results": false,
      "last_update_posted_date": "2018-10-18",
      "last_synced_at": "2026-11-11T01:49:40.250Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03690752"
    },
    {
      "nct_id": "NCT06007547",
      "title": "Prophylactic Minimally Invasive Surfactant Evaluation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Respiratory Distress Syndrome, Newborn",
        "Premature Birth"
      ],
      "interventions": [
        {
          "name": "Poractant Alfa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Endeavor Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "15 Minutes",
        "sex": "ALL",
        "summary": "Up to 15 Minutes"
      },
      "enrollment_count": 200,
      "start_date": "2024-01-01",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-07",
      "last_synced_at": "2026-11-11T01:49:40.250Z",
      "location_count": 1,
      "location_summary": "Evanston, Illinois",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06007547"
    }
  ]
}