{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+Comparator&page=3",
    "query": {
      "intervention": "Control Comparator",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 1668,
    "total_pages": 167,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+Comparator&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+Comparator&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T13:03:43.399Z",
  "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": "NCT00040404",
      "title": "Safety and Efficacy Study of CEP-1347 in the Treatment of Parkinson's Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "CEP-1347 10mg",
          "type": "DRUG"
        },
        {
          "name": "CEP1347 25mg",
          "type": "DRUG"
        },
        {
          "name": "CEP-1347 50mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo Comparator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Cephalon",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 806,
      "start_date": "2002-03",
      "completion_date": "2005-08",
      "has_results": false,
      "last_update_posted_date": "2012-05-10",
      "last_synced_at": "2026-10-20T13:03:43.399Z",
      "location_count": 56,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Little Rock, Arkansas + 46 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00040404"
    },
    {
      "nct_id": "NCT05044195",
      "title": "A Clinical Study to Evaluate the Immunogenicity and Safety of an Adjuvanted Quadrivalent Influenza Vaccine Compared With a Licensed Quadrivalent Vaccine in Adults 50 to 64 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Influenza, Human"
      ],
      "interventions": [
        {
          "name": "aQIV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Comparator QIV",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Seqirus",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "50 Years to 64 Years"
      },
      "enrollment_count": 2044,
      "start_date": "2021-09-30",
      "completion_date": "2022-09-09",
      "has_results": true,
      "last_update_posted_date": "2023-09-28",
      "last_synced_at": "2026-10-20T13:03:43.399Z",
      "location_count": 12,
      "location_summary": "Mobile, Alabama • Tempe, Arizona • Atlantis, Florida + 9 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Atlantis",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Savannah",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05044195"
    },
    {
      "nct_id": "NCT05376319",
      "title": "PR3-AAV Resilient Remission or PRRR",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Granulomatosis With Polyangiitis",
        "Microscopic Polyangiitis",
        "ANCA Associated Vasculitis"
      ],
      "interventions": [
        {
          "name": "Obinutuzumab",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2023-06-30",
      "completion_date": "2024-05-07",
      "has_results": true,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-10-20T13:03:43.399Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts • Rochester, Minnesota • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05376319"
    },
    {
      "nct_id": "NCT05408663",
      "title": "A Phase 1 Study of EXT608 in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Safety Issues"
      ],
      "interventions": [
        {
          "name": "EXT608",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Extend Biosciences Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 24,
      "start_date": "2022-07-21",
      "completion_date": "2023-06-13",
      "has_results": true,
      "last_update_posted_date": "2025-02-04",
      "last_synced_at": "2026-10-20T13:03:43.399Z",
      "location_count": 1,
      "location_summary": "Lenexa, Kansas",
      "locations": [
        {
          "city": "Lenexa",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05408663"
    },
    {
      "nct_id": "NCT01099332",
      "title": "Trial of Novel Oral Zinc Cysteine Preparation in Alzheimer's Disease",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Alzheimer's Disease",
        "Mild Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Gastro-retentive zinc cysteine tablet",
          "type": "OTHER"
        },
        {
          "name": "Tablet identical physically to active comparator containing some lactose",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Adeona Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "55 Years to 90 Years"
      },
      "enrollment_count": 60,
      "start_date": "2009-11",
      "completion_date": "2011-01",
      "has_results": false,
      "last_update_posted_date": "2011-01-28",
      "last_synced_at": "2026-10-20T13:03:43.399Z",
      "location_count": 3,
      "location_summary": "Clearwater, Florida • Holiday, Florida • Port Richey, Florida",
      "locations": [
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Holiday",
          "state": "Florida"
        },
        {
          "city": "Port Richey",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01099332"
    },
    {
      "nct_id": "NCT00896298",
      "title": "Trial of Leptin Replacement Therapy in Patients With Lipodystrophy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Hypoleptinemia",
        "Generalized Lipodystrophy",
        "Partial Lipodystrophy",
        "Insulin Resistance"
      ],
      "interventions": [
        {
          "name": "Leptin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "6 Years to 70 Years"
      },
      "enrollment_count": 25,
      "start_date": "2006-04",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2024-03-27",
      "last_synced_at": "2026-10-20T13:03:43.399Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00896298"
    },
    {
      "nct_id": "NCT03931993",
      "title": "A Study of Tolerability and Safety of a New Cumulative Dose of Grass MATA MPL",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Placebo comparator",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Grass MATA MPL",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Allergy Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 30,
      "start_date": "2017-01-16",
      "completion_date": "2017-04-27",
      "has_results": false,
      "last_update_posted_date": "2019-04-30",
      "last_synced_at": "2026-10-20T13:03:43.399Z",
      "location_count": 4,
      "location_summary": "Edison, New Jersey • Ocean City, New Jersey • Springfield, New Jersey + 1 more",
      "locations": [
        {
          "city": "Edison",
          "state": "New Jersey"
        },
        {
          "city": "Ocean City",
          "state": "New Jersey"
        },
        {
          "city": "Springfield",
          "state": "New Jersey"
        },
        {
          "city": "Teaneck",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03931993"
    },
    {
      "nct_id": "NCT07450547",
      "title": "Phase 2 Study to Assess the Safety and Efficacy of ANG003",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Exocrine Pancreatic Insufficiency (EPI)",
        "Cystic Fibrosis (CF)"
      ],
      "interventions": [
        {
          "name": "ANG003 Dose A",
          "type": "DRUG"
        },
        {
          "name": "ANG003 Dose B",
          "type": "DRUG"
        },
        {
          "name": "Creon",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Anagram Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 113,
      "start_date": "2026-04-24",
      "completion_date": "2027-07",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-20T13:03:43.399Z",
      "location_count": 27,
      "location_summary": "Long Beach, California • Los Angeles, California • Denver, Colorado + 23 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07450547"
    },
    {
      "nct_id": "NCT06645847",
      "title": "Targeting Aging With a Ketone Ester for Function in Frailty",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Frail Elderly",
        "Aging",
        "Immune Function",
        "Muscle Function"
      ],
      "interventions": [
        {
          "name": "Ketone ester",
          "type": "OTHER"
        },
        {
          "name": "Placebo Comparator: Non-ketone placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Buck Institute for Research on Aging",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 180,
      "start_date": "2025-04-17",
      "completion_date": "2028-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-09",
      "last_synced_at": "2026-10-20T13:03:43.399Z",
      "location_count": 3,
      "location_summary": "Novato, California • Farmington, Connecticut • Columbus, Ohio",
      "locations": [
        {
          "city": "Novato",
          "state": "California"
        },
        {
          "city": "Farmington",
          "state": "Connecticut"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06645847"
    },
    {
      "nct_id": "NCT04919499",
      "title": "A Study of BI 765128 in Patients With an Eye Condition Called Diabetic Macular Ischemia Who Have Received Laser Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Diabetic Retinopathy"
      ],
      "interventions": [
        {
          "name": "BI 765128",
          "type": "DRUG"
        },
        {
          "name": "Sham comparator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2021-07-30",
      "completion_date": "2023-08-07",
      "has_results": true,
      "last_update_posted_date": "2024-11-21",
      "last_synced_at": "2026-10-20T13:03:43.399Z",
      "location_count": 11,
      "location_summary": "Bakersfield, California • Sacramento, California • Walnut Creek, California + 7 more",
      "locations": [
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Hagerstown",
          "state": "Maryland"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04919499"
    }
  ]
}