{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational-control&page=14",
    "query": {
      "intervention": "Observational-control",
      "page": 14
    },
    "page_size": 10
  },
  "pagination": {
    "page": 14,
    "page_size": 10,
    "total_count": 644,
    "total_pages": 65,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational-control&page=15&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational-control&page=13&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-29T22:27:36.009Z",
  "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": "NCT06581120",
      "title": "GLP_1 RA Ultrasound Study",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Glucagon Like Peptide-1 (GLP-1",
        "Delayed Gastric Emptying",
        "Risk of Aspiration",
        "Diabetes",
        "Morbid Obesity"
      ],
      "interventions": [
        {
          "name": "Glucagon-Like Peptide-1 receptor agonists",
          "type": "DRUG"
        },
        {
          "name": "Point of Care Gastric Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "10 Years to 25 Years"
      },
      "enrollment_count": 100,
      "start_date": "2024-07-08",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2024-11-07",
      "last_synced_at": "2026-10-29T22:27:36.009Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06581120"
    },
    {
      "nct_id": "NCT02861820",
      "title": "Functional Connectivity Changes During Early Recovery as a Marker for Relapse",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Substance Use Disorder"
      ],
      "interventions": [
        {
          "name": "MRI: Brain Imaging Data Collection",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 160,
      "start_date": "2015-07-01",
      "completion_date": "2021-01-26",
      "has_results": false,
      "last_update_posted_date": "2022-01-21",
      "last_synced_at": "2026-10-29T22:27:36.009Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02861820"
    },
    {
      "nct_id": "NCT04349956",
      "title": "Long-Term Follow-Up Study of Patients With Osteoarthritis of the Knee Treated With UBX0101 or Placebo",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "UBX0101 or placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Unity Biotechnology, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "40 Years to 85 Years"
      },
      "enrollment_count": 161,
      "start_date": "2020-04-20",
      "completion_date": "2020-11-02",
      "has_results": false,
      "last_update_posted_date": "2020-11-17",
      "last_synced_at": "2026-10-29T22:27:36.009Z",
      "location_count": 17,
      "location_summary": "Mobile, Alabama • Tempe, Arizona • Tucson, Arizona + 14 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04349956"
    },
    {
      "nct_id": "NCT03033160",
      "title": "Vaginal Estrogen for Asymptomatic Microscopic Hematuria",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asymptomatic Microscopic Hematuria"
      ],
      "interventions": [
        {
          "name": "Estradiol Ring",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boston Urogynecology Associates",
      "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": 68,
      "start_date": "2016-12",
      "completion_date": "2020-12-30",
      "has_results": false,
      "last_update_posted_date": "2017-10-12",
      "last_synced_at": "2026-10-29T22:27:36.009Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03033160"
    },
    {
      "nct_id": "NCT04264702",
      "title": "BESPOKE Study of ctDNA Guided Therapy in Colorectal Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer",
        "Colon Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Natera, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1788,
      "start_date": "2020-04-24",
      "completion_date": "2025-09",
      "has_results": false,
      "last_update_posted_date": "2023-12-12",
      "last_synced_at": "2026-10-29T22:27:36.009Z",
      "location_count": 1,
      "location_summary": "San Carlos, California",
      "locations": [
        {
          "city": "San Carlos",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04264702"
    },
    {
      "nct_id": "NCT03555331",
      "title": "Intervention Nurses Start Infants Growing on Healthy Trajectories (INSIGHT) - Long Term Follow-Up",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Child Obesity"
      ],
      "interventions": [
        {
          "name": "Child Safety Control Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Responsive Parenting Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 216,
      "start_date": "2018-06-07",
      "completion_date": "2024-11-15",
      "has_results": false,
      "last_update_posted_date": "2025-05-08",
      "last_synced_at": "2026-10-29T22:27:36.009Z",
      "location_count": 2,
      "location_summary": "Hershey, Pennsylvania • State College, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        },
        {
          "city": "State College",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03555331"
    },
    {
      "nct_id": "NCT07579182",
      "title": "Hormones, Outcomes, and Pain Pathways in Exercise Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Pain",
        "Mastalgia",
        "Back Pain",
        "Back Pain, Low",
        "Neck Pain",
        "Chest Pain",
        "Activity, Motor",
        "Healthy Aging",
        "Weight, Body",
        "Inflammation",
        "Gonadal Steroid Hormones",
        "Neuronal Plasticity",
        "Neuromuscular Manifestations"
      ],
      "interventions": [
        {
          "name": "Interventional Sports bra",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 140,
      "start_date": "2026-05-17",
      "completion_date": "2029-09",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-10-29T22:27:36.009Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07579182"
    },
    {
      "nct_id": "NCT00069459",
      "title": "Seasonal Affective Depression (SAD) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Extended-release Bupropion Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 250,
      "start_date": "2003-09-23",
      "completion_date": "2004-06-03",
      "has_results": false,
      "last_update_posted_date": "2017-09-25",
      "last_synced_at": "2026-10-29T22:27:36.009Z",
      "location_count": 48,
      "location_summary": "Anchorage, Alaska • Hamden, Connecticut • Newark, Delaware + 41 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Hamden",
          "state": "Connecticut"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Wilmington",
          "state": "Delaware"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00069459"
    },
    {
      "nct_id": "NCT06136091",
      "title": "Protocol CAUSE-03 / CHEETAH",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 310,
      "start_date": "2024-05-08",
      "completion_date": "2027-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-01",
      "last_synced_at": "2026-10-29T22:27:36.009Z",
      "location_count": 8,
      "location_summary": "Aurora, Colorado • Washington D.C., District of Columbia • Chicago, Illinois + 3 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06136091"
    },
    {
      "nct_id": "NCT04567550",
      "title": "RGX-314 Gene Therapy Administered in the Suprachoroidal Space for Participants With Diabetic Retinopathy (DR) With and Without Center Involved-Diabetic Macular Edema (CI-DME)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Diabetic Retinopathy (DR)",
        "Center-Involved Diabetic Macular Edema (CI-DME)"
      ],
      "interventions": [
        {
          "name": "ABBV-RGX-314 Dose 1",
          "type": "GENETIC"
        },
        {
          "name": "ABBV-RGX-314 Dose 2",
          "type": "GENETIC"
        },
        {
          "name": "ABBV-RGX-314 Dose 3",
          "type": "GENETIC"
        },
        {
          "name": "Topical Steroid",
          "type": "DRUG"
        },
        {
          "name": "ABBV-RGX-314 Dose 4",
          "type": "GENETIC"
        },
        {
          "name": "Aflibercept",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "AbbVie",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "25 Years to 89 Years"
      },
      "enrollment_count": 139,
      "start_date": "2020-11-20",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-10-29T22:27:36.009Z",
      "location_count": 25,
      "location_summary": "Phoenix, Arizona • Bakersfield, California • Beverly Hills, California + 21 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Campbell",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04567550"
    }
  ]
}