{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observation+only&page=29",
    "query": {
      "intervention": "Observation only",
      "page": 29
    },
    "page_size": 10
  },
  "pagination": {
    "page": 29,
    "page_size": 10,
    "total_count": 879,
    "total_pages": 88,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observation+only&page=30&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observation+only&page=28&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-02T19:20:52.695Z",
  "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": "NCT04577144",
      "title": "An Observational Study of Environmental and Socioeconomic Factors in Opioid Recovery - Long Term",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Online survey only",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Indivior Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 216,
      "start_date": "2020-09-20",
      "completion_date": "2021-01-11",
      "has_results": false,
      "last_update_posted_date": "2022-10-07",
      "last_synced_at": "2026-11-02T19:20:52.695Z",
      "location_count": 1,
      "location_summary": "Roanoke, Virginia",
      "locations": [
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04577144"
    },
    {
      "nct_id": "NCT03428295",
      "title": "Dose Safety Hybrid Closed Loop and Fully Automated Closed Loop Artificial Pancreas Device in CRC",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Glucose, Low Blood",
        "Glucose, High Blood"
      ],
      "interventions": [
        {
          "name": "Dose Safety AP system",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Dose Safety Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 20,
      "start_date": "2017-06-22",
      "completion_date": "2019-08-31",
      "has_results": false,
      "last_update_posted_date": "2019-02-12",
      "last_synced_at": "2026-11-02T19:20:52.695Z",
      "location_count": 1,
      "location_summary": "Redmond, Washington",
      "locations": [
        {
          "city": "Redmond",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03428295"
    },
    {
      "nct_id": "NCT07625332",
      "title": "Pilot Study of Galantamine to Treat Metabolic Syndrome in People With Chronic Traumatic Spinal Cord Injury (SCI)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Spinal Cord Injury",
        "Traumatic Spinal Cord Injury",
        "Paraplegia and Tetraplegia",
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "Galantamine Hydrobromide Extended Release",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 60,
      "start_date": "2026-06-15",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-11-02T19:20:52.695Z",
      "location_count": 3,
      "location_summary": "West Orange, New Jersey • Manhasset, New York • The Bronx, New York",
      "locations": [
        {
          "city": "West Orange",
          "state": "New Jersey"
        },
        {
          "city": "Manhasset",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07625332"
    },
    {
      "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": "2026-11-02T19:20:52.695Z",
      "location_count": 1,
      "location_summary": "Tuscaloosa, Alabama",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05632575"
    },
    {
      "nct_id": "NCT01162564",
      "title": "Flexible Composite Next Generation Tissue Separating Mesh in Laparoscopic Incisional/Ventral Hernia Repair",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Incisional Hernia",
        "Ventral Hernia"
      ],
      "interventions": [
        {
          "name": "NG-TSM",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ethicon, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2010-06",
      "completion_date": "2011-01",
      "has_results": false,
      "last_update_posted_date": "2011-04-27",
      "last_synced_at": "2026-11-02T19:20:52.695Z",
      "location_count": 6,
      "location_summary": "Jefferson City, Missouri • St Louis, Missouri • The Bronx, New York + 3 more",
      "locations": [
        {
          "city": "Jefferson City",
          "state": "Missouri"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "Pinehurst",
          "state": "North Carolina"
        },
        {
          "city": "Wilmington",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01162564"
    },
    {
      "nct_id": "NCT07227753",
      "title": "The Association Between Gut Microbiota Diversity and Postpartum Depression",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Depression During Pregnancy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2025-11-17",
      "completion_date": "2026-04-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-11-02T19:20:52.695Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07227753"
    },
    {
      "nct_id": "NCT01169337",
      "title": "Lenalidomide or Observation in Treating Patients With Asymptomatic High-Risk Smoldering Multiple Myeloma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Light Chain Deposition Disease",
        "Smoldering Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "Clinical Observation",
          "type": "OTHER"
        },
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 226,
      "start_date": "2011-01-24",
      "completion_date": "2027-05-19",
      "has_results": true,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-11-02T19:20:52.695Z",
      "location_count": 601,
      "location_summary": "Anchorage, Alaska • Phoenix, Arizona • Scottsdale, Arizona + 390 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01169337"
    },
    {
      "nct_id": "NCT01353222",
      "title": "DN24-02 as Adjuvant Therapy in Subjects With High Risk HER2+ Urothelial Carcinoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Urothelial Carcinoma"
      ],
      "interventions": [
        {
          "name": "DN24-02",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Standard of Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Dendreon",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 142,
      "start_date": "2011-06",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2017-05-25",
      "last_synced_at": "2026-11-02T19:20:52.695Z",
      "location_count": 60,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Duarte, California + 45 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01353222"
    },
    {
      "nct_id": "NCT06721611",
      "title": "A Comprehensive Optical Blood Pressure Assessment Tool to Identify Cases of Unscreened Hypertension Across an Active Population in the U.S.",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Optical Blood Pressure Monitoring Device (Aktiia G1)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Nucor",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "25 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2025-01-16",
      "completion_date": "2025-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-02-06",
      "last_synced_at": "2026-11-02T19:20:52.695Z",
      "location_count": 1,
      "location_summary": "Charlotte, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06721611"
    },
    {
      "nct_id": "NCT05877833",
      "title": "Evaluating the Safety and Performance Characteristics of Ephemeral® Tattoo Ink in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Tattoo; Pigmentation"
      ],
      "interventions": [
        {
          "name": "Vibrancy Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Ephemeral Solutions Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 45,
      "start_date": "2020-08-10",
      "completion_date": "2023-02-01",
      "has_results": false,
      "last_update_posted_date": "2023-05-30",
      "last_synced_at": "2026-11-02T19:20:52.695Z",
      "location_count": 1,
      "location_summary": "Milford, Connecticut",
      "locations": [
        {
          "city": "Milford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05877833"
    }
  ]
}