{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational+Prospective+Registry&page=2",
    "query": {
      "intervention": "Observational Prospective Registry",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational+Prospective+Registry&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T14:49:28.868Z",
  "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": "NCT00321399",
      "title": "Study of Perfusion and Anatomy's Role in Coronary Artery (CAD)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Known CAD, or Intermediate-high Pretest Likelihood for CAD"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3019,
      "start_date": "2006-06",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2014-07-16",
      "last_synced_at": "2026-09-24T14:49:28.868Z",
      "location_count": 40,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Scottsdale, Arizona + 32 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00321399"
    },
    {
      "nct_id": "NCT03794609",
      "title": "Observational Study Investigating Clinical & Anthropometric Characteristics of Children With Achondroplasia.",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Achondroplasia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "0 Years to 15 Years"
      },
      "enrollment_count": 315,
      "start_date": "2018-06-15",
      "completion_date": "2023-01-13",
      "has_results": true,
      "last_update_posted_date": "2024-10-17",
      "last_synced_at": "2026-09-24T14:49:28.868Z",
      "location_count": 14,
      "location_summary": "Los Angeles, California • Torrance, California • Wilmington, Delaware + 7 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Wilmington",
          "state": "Delaware"
        },
        {
          "city": "Wilmington",
          "state": "Delaware"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03794609"
    },
    {
      "nct_id": "NCT05835219",
      "title": "REBYOTA™ Prospective Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Recurrence of Clostridium Difficile Infection"
      ],
      "interventions": [
        {
          "name": "REBYOTA™",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ferring Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 145,
      "start_date": "2023-06-19",
      "completion_date": "2025-08-29",
      "has_results": false,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-09-24T14:49:28.868Z",
      "location_count": 42,
      "location_summary": "Chandler, Arizona • Chula Vista, California • Murrieta, California + 36 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Murrieta",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05835219"
    },
    {
      "nct_id": "NCT05388474",
      "title": "A Prospective and Retrospective Observational Study of Multidrug-Resistant Patient Outcomes With and Without Ibalizumab",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV Infections",
        "Multi-Antiviral Resistance"
      ],
      "interventions": [
        {
          "name": "No ibalizumab or Pre-ibalizumab treatment",
          "type": "OTHER"
        },
        {
          "name": "On ibalizumab treatment",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "Theratechnologies",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 168,
      "start_date": "2022-03-22",
      "completion_date": "2026-07-02",
      "has_results": false,
      "last_update_posted_date": "2026-07-27",
      "last_synced_at": "2026-09-24T14:49:28.868Z",
      "location_count": 36,
      "location_summary": "Los Angeles, California • Palm Springs, California • San Diego, California + 22 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palm Springs",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05388474"
    },
    {
      "nct_id": "NCT05141123",
      "title": "Registry of Patients Treated by Preloaded Fenestrated Stent-graft Designs for Complex Endovascular Aortic Procedures",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Renal Aneurysm",
        "Aneurysm Thoracic",
        "Aneurysm Abdominal"
      ],
      "interventions": [
        {
          "name": "Complex Endovascular Aortic Procedures treated by Preloaded Fenestrated Stent-graft Designs for",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "IRCCS San Raffaele",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 741,
      "start_date": "2022-10-30",
      "completion_date": "2023-04-20",
      "has_results": false,
      "last_update_posted_date": "2023-05-01",
      "last_synced_at": "2026-09-24T14:49:28.868Z",
      "location_count": 5,
      "location_summary": "Boston, Massachusetts • Worcester, Massachusetts • Dallas, Texas + 2 more",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Worcester",
          "state": "Massachusetts"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05141123"
    },
    {
      "nct_id": "NCT03115086",
      "title": "The REPLACE Registry for Cholbam® (Cholic Acid)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bile Acid Synthesis Disorders"
      ],
      "interventions": [
        {
          "name": "Cholbam",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mirum Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 55,
      "start_date": "2017-07-10",
      "completion_date": "2039-07",
      "has_results": false,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-09-24T14:49:28.868Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Palo Alto, California • San Francisco, California + 18 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03115086"
    },
    {
      "nct_id": "NCT06256458",
      "title": "Prospective Registry to Evaluate Outcomes of NanoBone® Bone Graft in Acute Trauma",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fractures, Bone"
      ],
      "interventions": [
        {
          "name": "NanoBone® Bone Graft",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Artoss Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2023-12-01",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-02-12",
      "last_synced_at": "2026-09-24T14:49:28.868Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06256458"
    },
    {
      "nct_id": "NCT01896089",
      "title": "Regional Kidney Paired Donor Exchange in Sensitized Patients",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "The Rate of Kidney Transplants in Sensitized Patients."
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "BiologicTx, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2013-12",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-09-02",
      "last_synced_at": "2026-09-24T14:49:28.868Z",
      "location_count": 2,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01896089"
    },
    {
      "nct_id": "NCT01326598",
      "title": "Effectiveness of V-Go™ for Patients With Diabetes in a Real-world Setting",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Type 2 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "V-Go™",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Valeritas, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 270,
      "start_date": "2012-01",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2015-06-02",
      "last_synced_at": "2026-09-24T14:49:28.868Z",
      "location_count": 25,
      "location_summary": "Chula Vista, California • San Francisco, California • Danbury, Connecticut + 20 more",
      "locations": [
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Danbury",
          "state": "Connecticut"
        },
        {
          "city": "Port Charlotte",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01326598"
    },
    {
      "nct_id": "NCT02633033",
      "title": "Observational Registry of Acthar Gel for Participants With Multiple Sclerosis Relapse",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis, Relapsing-Remitting"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mallinckrodt",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2015-11-24",
      "completion_date": "2019-05-09",
      "has_results": false,
      "last_update_posted_date": "2019-12-09",
      "last_synced_at": "2026-09-24T14:49:28.868Z",
      "location_count": 38,
      "location_summary": "Homewood, Alabama • Tucson, Arizona • Colorado Springs, Colorado + 35 more",
      "locations": [
        {
          "city": "Homewood",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "Fairfield",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02633033"
    }
  ]
}