{
  "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": 874,
    "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": "2026-10-20T18:04:53.819Z",
  "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": "NCT04116489",
      "title": "Wildlife and Wellbeing: An Animal-Assisted Intervention for Veterans With PTSD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress Disorders, Post-Traumatic"
      ],
      "interventions": [
        {
          "name": "Forest walk",
          "type": "OTHER"
        },
        {
          "name": "Wildlife rehabilitation",
          "type": "OTHER"
        },
        {
          "name": "Wildlife sanctuary observation",
          "type": "OTHER"
        },
        {
          "name": "Bird feeding and watching",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 19,
      "start_date": "2019-07-05",
      "completion_date": "2022-12-31",
      "has_results": true,
      "last_update_posted_date": "2024-10-16",
      "last_synced_at": "2026-10-20T18:04:53.819Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04116489"
    },
    {
      "nct_id": "NCT04623801",
      "title": "Laser Ablation of Papillary Thyroid Microcarcinoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Papillary Thyroid Microcarcinoma",
        "Thyroid",
        "Thyroid Cancer"
      ],
      "interventions": [
        {
          "name": "Percutaneous Laser Ablation (PLA)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2020-10-19",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-10-20T18:04:53.819Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04623801"
    },
    {
      "nct_id": "NCT06088381",
      "title": "Selective Adjuvant Therapy for HPV-mediated Oropharynx SCCs Based on Residual Circulating Tumor DNA Levels (SAVAL)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Cancer",
        "Head and Neck Squamous Cell Carcinoma",
        "Oropharynx Cancer",
        "Oropharynx Squamous Cell Carcinoma",
        "HPV Positive Oropharyngeal Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Experimental Observation",
          "type": "OTHER"
        },
        {
          "name": "Observation per Standard of Care",
          "type": "OTHER"
        },
        {
          "name": "Adjuvant Treatment per Standard of Care",
          "type": "RADIATION"
        },
        {
          "name": "Circulating Tumor DNA test (ctDNA test)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "OTHER",
        "RADIATION",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 61,
      "start_date": "2024-03-07",
      "completion_date": "2030-12-18",
      "has_results": false,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-10-20T18:04:53.819Z",
      "location_count": 5,
      "location_summary": "Baltimore, Maryland • Bel Air, Maryland • Columbia, Maryland + 1 more",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Bel Air",
          "state": "Maryland"
        },
        {
          "city": "Columbia",
          "state": "Maryland"
        },
        {
          "city": "Glen Burnie",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06088381"
    },
    {
      "nct_id": "NCT05632575",
      "title": "The Virtual Promotoras Study: eHealth Intervention to Promote Sexual Health Among Young Latina Women in the US South",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Virtual Promotoras Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama, Tuscaloosa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "21 Years",
        "sex": "FEMALE",
        "summary": "16 Years to 21 Years · Female only"
      },
      "enrollment_count": 25,
      "start_date": "2024-11-11",
      "completion_date": "2025-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-06",
      "last_synced_at": "2026-10-20T18:04:53.819Z",
      "location_count": 1,
      "location_summary": "Tuscaloosa, Alabama",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05632575"
    },
    {
      "nct_id": "NCT06746883",
      "title": "A Study to Assess the Safety and Risk of Hypersensitivity Reactions of Sulbactam-durlobactam in Adults With Acinetobacter Baumannii-calcoaceticus (ABC) Complex Infection",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acinetobacter Baumannii-calcoaceticus Complex Infection (ABC)"
      ],
      "interventions": [
        {
          "name": "Non-interventional",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Innoviva Specialty Therapeutics",
      "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": "2025-04-28",
      "completion_date": "2029-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-24",
      "last_synced_at": "2026-10-20T18:04:53.819Z",
      "location_count": 12,
      "location_summary": "Sacramento, California • Gainesville, Florida • Tampa, Florida + 9 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06746883"
    },
    {
      "nct_id": "NCT01518322",
      "title": "Impact of FeNO Measured With the NIOX MINO® Device in Identifying Asthma Among Patients With Prolonged Respiratory Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "NIOX MINO®",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Aerocrine AB",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "7 Years to 65 Years"
      },
      "enrollment_count": 235,
      "start_date": "2011-11",
      "completion_date": "2012-02",
      "has_results": true,
      "last_update_posted_date": "2013-08-30",
      "last_synced_at": "2026-10-20T18:04:53.819Z",
      "location_count": 13,
      "location_summary": "Byron, Minnesota • Chatfield, Minnesota • Pine Island, Minnesota + 7 more",
      "locations": [
        {
          "city": "Byron",
          "state": "Minnesota"
        },
        {
          "city": "Chatfield",
          "state": "Minnesota"
        },
        {
          "city": "Pine Island",
          "state": "Minnesota"
        },
        {
          "city": "Plainview",
          "state": "Minnesota"
        },
        {
          "city": "Preston",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01518322"
    },
    {
      "nct_id": "NCT07313241",
      "title": "Phase II Trial of PSA Response-based Androgen Deprivation Therapy and Nodal Coverage for Prostate Cancer Early Salvage Radiotherapy (RANGER)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Prostate Fossa Radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Pelvic nodal Radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Androgen Deprivation Therapy (ADT)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 68,
      "start_date": "2025-11-14",
      "completion_date": "2030-11-14",
      "has_results": false,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-10-20T18:04:53.819Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07313241"
    },
    {
      "nct_id": "NCT07339254",
      "title": "Experiences w/ & Attitudes Towards Immune Chckpt Inhibitors in NSCLC Patients Single Center Survey Based Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Non-Small Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Non-Interventional Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2026-03-12",
      "completion_date": "2028-03-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-16",
      "last_synced_at": "2026-10-20T18:04:53.819Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07339254"
    },
    {
      "nct_id": "NCT01623856",
      "title": "Studying Genes Associated With Non-Hodgkin Lymphoma in Young Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Childhood Burkitt Lymphoma",
        "Childhood Lymphoblastic Lymphoma"
      ],
      "interventions": [
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "Up to 20 Years"
      },
      "enrollment_count": 483,
      "start_date": "2012-06",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2015-05-07",
      "last_synced_at": "2026-10-20T18:04:53.819Z",
      "location_count": 1,
      "location_summary": "Monrovia, California",
      "locations": [
        {
          "city": "Monrovia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01623856"
    },
    {
      "nct_id": "NCT05336253",
      "title": "Online Expert Peer Facilitation of the EVERYbody Project",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Body Image",
        "Eating Disorder Symptom",
        "Weight Bias"
      ],
      "interventions": [
        {
          "name": "EVERYbody Project-Connect",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-Help Workbook",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Western Washington University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 170,
      "start_date": "2022-01-14",
      "completion_date": "2023-08-30",
      "has_results": false,
      "last_update_posted_date": "2023-12-18",
      "last_synced_at": "2026-10-20T18:04:53.819Z",
      "location_count": 1,
      "location_summary": "Bellingham, Washington",
      "locations": [
        {
          "city": "Bellingham",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05336253"
    }
  ]
}