{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=None+-+observational&page=2",
    "query": {
      "intervention": "None - observational",
      "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=None+-+observational&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T07:42:32.669Z",
  "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": "NCT03325855",
      "title": "Fecal Microbiota Transplant National Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fecal Microbiota Transplantation",
        "Clostridium Difficile Infection",
        "Gut Microbiome"
      ],
      "interventions": [
        {
          "name": "None - Observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "American Gastroenterological Association",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 4000,
      "start_date": "2017-09-20",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-01-21",
      "last_synced_at": "2026-09-24T07:42:32.669Z",
      "location_count": 52,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • Redwood City, California + 39 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Redwood City",
          "state": "California"
        },
        {
          "city": "Roseville",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03325855"
    },
    {
      "nct_id": "NCT03452956",
      "title": "Cognitive Impairement In Frontotemporal Dementia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Frontotemporal Degeneration",
        "Progressive Supranuclear Palsy",
        "Multiple System Atrophy"
      ],
      "interventions": [
        {
          "name": "None-Observation Only",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 997,
      "start_date": "2003-07-01",
      "completion_date": "2020-07-15",
      "has_results": false,
      "last_update_posted_date": "2020-11-12",
      "last_synced_at": "2026-09-24T07:42:32.669Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03452956"
    },
    {
      "nct_id": "NCT04047030",
      "title": "The Mobility Toolkit: Electronically Augmented Assessment of Functional Recovery Following Lower-extremity Trauma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gait"
      ],
      "interventions": [
        {
          "name": "None- Observational Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Major Extremity Trauma Research Consortium",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 244,
      "start_date": "2019-01-01",
      "completion_date": "2024-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-06",
      "last_synced_at": "2026-09-24T07:42:32.669Z",
      "location_count": 10,
      "location_summary": "Lexington, Kentucky • Baltimore, Maryland • Bethesda, Maryland + 7 more",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Asheville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04047030"
    },
    {
      "nct_id": "NCT06147830",
      "title": "A Study to Describe the Characteristics, Health Care Interventions and Outcomes of Patients With Major Bleedings in the Presence of Factor Xa Inhibitor Treatment",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Major Bleeding"
      ],
      "interventions": [
        {
          "name": "None (Observational study)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 2202,
      "start_date": "2023-12-04",
      "completion_date": "2024-11-30",
      "has_results": false,
      "last_update_posted_date": "2025-11-03",
      "last_synced_at": "2026-09-24T07:42:32.669Z",
      "location_count": 25,
      "location_summary": "Chandler, Arizona • Orange, California • Sacramento, California + 22 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06147830"
    },
    {
      "nct_id": "NCT00016276",
      "title": "Combination Chemotherapy, Surgery, and Radiation Therapy With or Without Dexrazoxane and Trastuzumab in Treating Women With Stage III or Stage IV Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cardiac Toxicity",
        "Inflammatory Breast Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIB Breast Cancer",
        "Stage IV Breast Cancer"
      ],
      "interventions": [
        {
          "name": "dexrazoxane hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "doxorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "trastuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "therapeutic conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "tamoxifen citrate",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 396,
      "start_date": "2001-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-01-16",
      "last_synced_at": "2026-09-24T07:42:32.669Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00016276"
    },
    {
      "nct_id": "NCT01446627",
      "title": "Use of Insorb Absorbable Vicryl Staples in Skin Closure for Cesarean Section",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Wound Infection"
      ],
      "interventions": [
        {
          "name": "There is no intervention for this study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "14 Years to 50 Years · Female only"
      },
      "enrollment_count": 300,
      "start_date": "2010-01",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2013-05-03",
      "last_synced_at": "2026-09-24T07:42:32.669Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01446627"
    },
    {
      "nct_id": "NCT05903482",
      "title": "Gastric Volume in Patients on GLP-1 Medications",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "None - observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 70,
      "start_date": "2023-06-06",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-19",
      "last_synced_at": "2026-09-24T07:42:32.669Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05903482"
    },
    {
      "nct_id": "NCT06952426",
      "title": "A Mobile App-Based Study to Evaluate Disease Burden and Treatment Patterns in Immunoglobulin A Nephropathy (IgAN) in the US",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Immunoglobulin A Nephropathy"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        },
        {
          "name": "Other treatment",
          "type": "OTHER"
        },
        {
          "name": "Iptacopan",
          "type": "OTHER"
        },
        {
          "name": "Atrasentan",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2025-03-04",
      "completion_date": "2025-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-06-17",
      "last_synced_at": "2026-09-24T07:42:32.669Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06952426"
    },
    {
      "nct_id": "NCT04477902",
      "title": "Long-Term Experience and Health Effects of COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19",
        "Corona Virus Infection",
        "Quality of Life",
        "Risk Reduction"
      ],
      "interventions": [
        {
          "name": "none - observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Altura",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 64,
      "start_date": "2020-07-01",
      "completion_date": "2021-06-22",
      "has_results": false,
      "last_update_posted_date": "2021-06-24",
      "last_synced_at": "2026-09-24T07:42:32.669Z",
      "location_count": 1,
      "location_summary": "Mission Viejo, California",
      "locations": [
        {
          "city": "Mission Viejo",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04477902"
    },
    {
      "nct_id": "NCT05372159",
      "title": "Vanderbilt Memory and Aging Project",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer Disease",
        "Aging",
        "Aged, 80 and Over",
        "Biomarkers",
        "Brain",
        "Case-Control Studies",
        "Cognitive Dysfunction",
        "Neuropsychological Tests"
      ],
      "interventions": [
        {
          "name": "none, observational study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt University 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": 1000,
      "start_date": "2012-09-17",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-14",
      "last_synced_at": "2026-09-24T07:42:32.669Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05372159"
    }
  ]
}