{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational+study+only&page=7",
    "query": {
      "intervention": "Observational study only",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 730,
    "total_pages": 73,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational+study+only&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational+study+only&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T14:09:47.074Z",
  "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": "NCT05918185",
      "title": "Evaluation of Comprehensive Geriatric Assessment and Laboratory Biomarkers in Elderly Patients With Multiple Myeloma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Plasma Cell Myeloma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Comprehensive Geriatric Assessment",
          "type": "OTHER"
        },
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2023-02-15",
      "completion_date": "2025-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-03",
      "last_synced_at": "2026-10-30T14:09:47.074Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05918185"
    },
    {
      "nct_id": "NCT05868226",
      "title": "PRE-ISPY Phase I/II Oncology Platform Program",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "HER2-positive Breast Cancer",
        "Metastatic Cancer",
        "Metastatic Breast Cancer",
        "Metastatic",
        "HER2-positive Metastatic Breast Cancer",
        "HER2 Mutation-Related Tumors",
        "HER-2 Protein Overexpression",
        "HER2-negative Breast Cancer",
        "Triple Negative Breast Cancer",
        "HR Positive",
        "Hormone Receptor-positive Breast Cancer",
        "Estrogen Receptor Positive Tumor",
        "Progesterone Receptor-positive Breast Cancer",
        "Hormone Receptor Negative Breast Carcinoma",
        "Solid Tumor",
        "Solid Tumor, Adult",
        "Solid Carcinoma",
        "HER2 Low Breast Cancer",
        "HER2 Low Breast Carcinoma",
        "ER Positive Breast Cancer",
        "PR-positive Breast Cancer",
        "Minimal Residual Disease",
        "Colo-rectal Cancer",
        "Colon Cancer",
        "Rectal Cancer",
        "ctDNA Monitoring",
        "Colorectal Neoplasms",
        "Colonic Neoplasms",
        "Rectal Neoplasms",
        "Neoplasm, Residual",
        "Adenocarcinoma of Colon",
        "Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "ALX148",
          "type": "DRUG"
        },
        {
          "name": "Fam-Trastuzumab Deruxtecan-Nxki",
          "type": "DRUG"
        },
        {
          "name": "Zanidatamab",
          "type": "DRUG"
        },
        {
          "name": "Tucatinib",
          "type": "DRUG"
        },
        {
          "name": "TTX-MC138",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "QuantumLeap Healthcare Collaborative",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 280,
      "start_date": "2023-02-15",
      "completion_date": "2031-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-30",
      "last_synced_at": "2026-10-30T14:09:47.074Z",
      "location_count": 10,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Aurora, Colorado + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05868226"
    },
    {
      "nct_id": "NCT03143348",
      "title": "Prognostic Markers of Inflammation in Infants Undergoing Cardiopulmonary Bypass",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Heart Defect",
        "Cardiopulmonary Bypass",
        "Inflammatory Response",
        "Low Cardiac Output Syndrome",
        "Inflammation"
      ],
      "interventions": [
        {
          "name": "Single blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Multiple blood draws",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "Up to 6 Months"
      },
      "enrollment_count": 38,
      "start_date": "2017-06-04",
      "completion_date": "2019-04-15",
      "has_results": false,
      "last_update_posted_date": "2019-04-30",
      "last_synced_at": "2026-10-30T14:09:47.074Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03143348"
    },
    {
      "nct_id": "NCT07641738",
      "title": "Collecting Data on Retinal Blood Blood Flow and Blood Vessel Shape/Appearance Using an Investigational Device, XyCAM CRE, and to Then Compare Those Images With Images Collected From a Patient's Routine Clinical Examination.",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Microvascular Disease",
        "Retinal Disease"
      ],
      "interventions": [
        {
          "name": "XyCAM CRE Imaging",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stuart Terry Eye Associates",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "21 Years to 100 Years"
      },
      "enrollment_count": 350,
      "start_date": "2026-06-15",
      "completion_date": "2030-06-15",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-10-30T14:09:47.074Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07641738"
    },
    {
      "nct_id": "NCT06895590",
      "title": "The HIgh-fidelity Hydraulic couPling Upper-arm Cuff Assessment of Limits, Safety, and Effectiveness (HIPULSE) Trial",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Non-cardiac Surgical",
        "Intensive Care Unit (ICU)"
      ],
      "interventions": [
        {
          "name": "Philips Advanced Monitoring Cuff (i.e. AMC)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Philips Clinical & Medical Affairs Global",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 205,
      "start_date": "2025-10-02",
      "completion_date": "2026-02",
      "has_results": false,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-10-30T14:09:47.074Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts • Durham, North Carolina • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06895590"
    },
    {
      "nct_id": "NCT01033240",
      "title": "CS1008- in Combination With Sorafenib Compared to Sorafenib Alone in Subjects With Advanced Liver Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Hepatocellular Carcinoma",
        "Liver Cancer",
        "Hepatic Cancer",
        "Liver Neoplasms"
      ],
      "interventions": [
        {
          "name": "CS-1008 2 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "Sorafenib",
          "type": "DRUG"
        },
        {
          "name": "CS-1008 6/2 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "CS-1008 6/6 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "CS-1008 4 mg/kg",
          "type": "DRUG"
        },
        {
          "name": "CS-1008 6 mg/kg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Daiichi Sankyo",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 172,
      "start_date": "2010-07-09",
      "completion_date": "2013-09-09",
      "has_results": true,
      "last_update_posted_date": "2021-04-08",
      "last_synced_at": "2026-10-30T14:09:47.074Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Washington D.C., District of Columbia • New York, New York + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01033240"
    },
    {
      "nct_id": "NCT02129140",
      "title": "Observational Study to Evaluate Ventral Incisional Hernia Repair Using a Biologic Mesh (Cook Biodesign)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ventral Incisional Hernia"
      ],
      "interventions": [
        {
          "name": "Hernia graft/mesh",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "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": 30,
      "start_date": "2014-04",
      "completion_date": "2019-05-16",
      "has_results": false,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-10-30T14:09:47.074Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02129140"
    },
    {
      "nct_id": "NCT02021162",
      "title": "Effects of Gilenya (Fingolimod) on Thalamus Pathology and Cognitive Impairment in Patients With Relapsing Forms of Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis",
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University at Buffalo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 50,
      "start_date": "2013-11",
      "completion_date": "2018-10",
      "has_results": false,
      "last_update_posted_date": "2019-04-17",
      "last_synced_at": "2026-10-30T14:09:47.074Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02021162"
    },
    {
      "nct_id": "NCT03900624",
      "title": "Ideal Steroids for Asthma Treatment in the PICU",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asthma Childhood"
      ],
      "interventions": [
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins All Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "5 Years to 17 Years"
      },
      "enrollment_count": 92,
      "start_date": "2019-04-21",
      "completion_date": "2022-05-15",
      "has_results": true,
      "last_update_posted_date": "2024-02-23",
      "last_synced_at": "2026-10-30T14:09:47.074Z",
      "location_count": 1,
      "location_summary": "St. Petersburg, Florida",
      "locations": [
        {
          "city": "St. Petersburg",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03900624"
    },
    {
      "nct_id": "NCT02061735",
      "title": "Ontogeny of Infantile Hemangiomas With Skin Imaging Modalities",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Infantile Hemangiomas"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "1 Month to 5 Years"
      },
      "enrollment_count": 118,
      "start_date": "2011-10",
      "completion_date": "2015-04",
      "has_results": false,
      "last_update_posted_date": "2015-05-06",
      "last_synced_at": "2026-10-30T14:09:47.074Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02061735"
    }
  ]
}