{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observation+only&page=17",
    "query": {
      "intervention": "Observation only",
      "page": 17
    },
    "page_size": 10
  },
  "pagination": {
    "page": 17,
    "page_size": 10,
    "total_count": 878,
    "total_pages": 88,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observation+only&page=18&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observation+only&page=16&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T22:36:41.135Z",
  "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": "NCT05456165",
      "title": "Study of an Individualized Vaccine Targeting Neoantigens in Combination With Immune Checkpoint Blockade for Patients With Colon Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colonic Neoplasms",
        "Colorectal Neoplasms"
      ],
      "interventions": [
        {
          "name": "GRT-C901",
          "type": "DRUG"
        },
        {
          "name": "GRT-R902",
          "type": "DRUG"
        },
        {
          "name": "Atezolizumab",
          "type": "DRUG"
        },
        {
          "name": "Ipilimumab",
          "type": "DRUG"
        },
        {
          "name": "Adjuvant chemotherapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gritstone bio, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2022-05-19",
      "completion_date": "2022-09-01",
      "has_results": false,
      "last_update_posted_date": "2024-12-31",
      "last_synced_at": "2026-10-30T22:36:41.135Z",
      "location_count": 3,
      "location_summary": "Detroit, Michigan • New York, New York • Cincinnati, Ohio",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05456165"
    },
    {
      "nct_id": "NCT02637245",
      "title": "Imaging Parameters and DME Treatment Response",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diabetic Macular Edema",
        "Diabetic Retinopathy"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2015-05",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2025-11-05",
      "last_synced_at": "2026-10-30T22:36:41.135Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02637245"
    },
    {
      "nct_id": "NCT02662153",
      "title": "Incidence and Predictors of Opioid Overdose and Death Among Long-Term Users of Opioid Analgesics",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid Overdose"
      ],
      "interventions": [
        {
          "name": "Observation only",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Member Companies of the Opioid PMR Consortium",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 808455,
      "start_date": "2019-05-02",
      "completion_date": "2021-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-07-14",
      "last_synced_at": "2026-10-30T22:36:41.135Z",
      "location_count": 4,
      "location_summary": "Wilmington, Delaware • Boston, Massachusetts • Portland, Oregon + 1 more",
      "locations": [
        {
          "city": "Wilmington",
          "state": "Delaware"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02662153"
    },
    {
      "nct_id": "NCT01325792",
      "title": "Open Complex Ventral Incisional Hernia Repair Using Biosynthetic Material for Midline Fascial Closure Reinforcement",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ventral Incisional Hernia"
      ],
      "interventions": [
        {
          "name": "GORE® BIO-A® Tissue Reinforcement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "W.L.Gore & Associates",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 104,
      "start_date": "2011-02",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2015-12-24",
      "last_synced_at": "2026-10-30T22:36:41.135Z",
      "location_count": 8,
      "location_summary": "San Diego, California • Indianapolis, Indiana • St Louis, Missouri + 5 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01325792"
    },
    {
      "nct_id": "NCT03672838",
      "title": "A Single Center Pilot Study to Assess the Intra-observer Reliability of Measuring Muscle Strength Using a Hand Held Dynamometer in Children and Adults With Neurofibromatosis Type 1 (NF1) and Type 2 (NF2)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Neurofibromatosis 1 and 2 (NF1 and NF2)"
      ],
      "interventions": [
        {
          "name": "hand-held dynamometer",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "5 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2018-09-24",
      "completion_date": "2019-12-02",
      "has_results": false,
      "last_update_posted_date": "2021-03-18",
      "last_synced_at": "2026-10-30T22:36:41.135Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03672838"
    },
    {
      "nct_id": "NCT03070938",
      "title": "PuraPly™ Antimicrobial Wound Matrix and Wound Management",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pressure Ulcer",
        "Venous Ulcer",
        "Diabetic Ulcer",
        "Surgical Wound",
        "Trauma Wound"
      ],
      "interventions": [
        {
          "name": "PuraPly™ Antimicrobial Wound Matrix",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Organogenesis",
      "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": "2016-11",
      "completion_date": "2017-10",
      "has_results": false,
      "last_update_posted_date": "2017-11-06",
      "last_synced_at": "2026-10-30T22:36:41.135Z",
      "location_count": 1,
      "location_summary": "Mineola, New York",
      "locations": [
        {
          "city": "Mineola",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03070938"
    },
    {
      "nct_id": "NCT06089980",
      "title": "Direct Observation Study of Kratom Product Effects Among Regular Consumers",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kratom Pharmacokinetics",
        "Kratom Pharmacodynamics",
        "Kratom"
      ],
      "interventions": [
        {
          "name": "Effects from acute kratom exposure",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2024-04-01",
      "completion_date": "2028-02",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-10-30T22:36:41.135Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06089980"
    },
    {
      "nct_id": "NCT02915055",
      "title": "NSAID vs. Narcotics",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multimodal Analgesia",
        "Nonsteroidal Anti-inflammatory Drugs"
      ],
      "interventions": [
        {
          "name": "Ibuprofen 600 mg",
          "type": "DRUG"
        },
        {
          "name": "standard oxycodone/acetaminophen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 77,
      "start_date": "2016-09-01",
      "completion_date": "2017-03-01",
      "has_results": false,
      "last_update_posted_date": "2017-05-08",
      "last_synced_at": "2026-10-30T22:36:41.135Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02915055"
    },
    {
      "nct_id": "NCT04014764",
      "title": "Collect and Assess Tissue Samples From Subjects With Hematologic Malignancy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Myelogenous Leukemia",
        "Multiple Myeloma",
        "Myelodysplastic Syndromes",
        "Lymphoma",
        "Acute Lymphoblastic Leukemia",
        "Chronic Myelogenous Leukemia",
        "Myeloproliferative Neoplasm"
      ],
      "interventions": [
        {
          "name": "This is a non-interventional study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Notable Labs",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 119,
      "start_date": "2019-12-15",
      "completion_date": "2022-03-31",
      "has_results": false,
      "last_update_posted_date": "2022-04-05",
      "last_synced_at": "2026-10-30T22:36:41.135Z",
      "location_count": 11,
      "location_summary": "Bakersfield, California • San Luis Obispo, California • Grand Junction, Colorado + 8 more",
      "locations": [
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "San Luis Obispo",
          "state": "California"
        },
        {
          "city": "Grand Junction",
          "state": "Colorado"
        },
        {
          "city": "Ocala",
          "state": "Florida"
        },
        {
          "city": "Orange City",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04014764"
    },
    {
      "nct_id": "NCT02543879",
      "title": "Study of a Novel BET Inhibitor FT-1101 in Patients With Relapsed or Refractory Hematologic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Acute Myeloid Leukemia",
        "Acute Myelogenous Leukemia",
        "Myelodysplastic Syndrome",
        "Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "FT-1101",
          "type": "DRUG"
        },
        {
          "name": "Azacitidine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Forma Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 94,
      "start_date": "2015-09",
      "completion_date": "2019-03",
      "has_results": false,
      "last_update_posted_date": "2023-11-21",
      "last_synced_at": "2026-10-30T22:36:41.135Z",
      "location_count": 8,
      "location_summary": "Los Angeles, California • Sarasota, Florida • Tampa, Florida + 5 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02543879"
    }
  ]
}