{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=OPA",
    "query": {
      "intervention": "OPA"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 13,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=OPA&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T12:12:16.046Z",
  "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": "NCT07032376",
      "title": "A Rapid Clinical Care Pathway to Care for Patients Affected by Chronic Constipation",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Constipation"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Rectal Expulsion Device use",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 109,
      "start_date": "2025-08-20",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-09-10T12:12:16.046Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07032376"
    },
    {
      "nct_id": "NCT06810076",
      "title": "Developing and Evaluating a Machine-Learning Opioid Overdose Prediction & Risk-Stratification Tool in Primary Care",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opiate Overdose",
        "Opioid-Related Disorders",
        "Narcotic-Related Disorders",
        "Substance-related Disorders",
        "Chemically-Induced Disorders",
        "Mental Disorders"
      ],
      "interventions": [
        {
          "name": "Machine Learning-Based Clinical Decision Support: Overdose Prevention Alert (OPA) Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 674,
      "start_date": "2025-04-08",
      "completion_date": "2026-10-07",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-10T12:12:16.046Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06810076"
    },
    {
      "nct_id": "NCT06579781",
      "title": "Evaluation of Parent Toolkit 2.0 (Morehouse Family Health Study)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sexual Behavior",
        "Adolescent Behavior",
        "Sexually Transmitted Diseases",
        "Contraception Behavior",
        "Parent-Child Relations"
      ],
      "interventions": [
        {
          "name": "Morehouse Family Health Study's Parent Toolkit 2.0",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Morehouse Family Health Study's General Health Guide",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Child Trends",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "12 Years to 15 Years"
      },
      "enrollment_count": 2000,
      "start_date": "2024-10-21",
      "completion_date": "2028-09-29",
      "has_results": false,
      "last_update_posted_date": "2025-04-30",
      "last_synced_at": "2026-09-10T12:12:16.046Z",
      "location_count": 1,
      "location_summary": "Cairo, Georgia",
      "locations": [
        {
          "city": "Cairo",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06579781"
    },
    {
      "nct_id": "NCT04961645",
      "title": "Brain Stimulation and Visually-guided Navigation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Participants"
      ],
      "interventions": [
        {
          "name": "Repetitive Transcranial Magnetic Stimulation (rTMS)",
          "type": "DEVICE"
        },
        {
          "name": "Computer-based Test",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral-based Test",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2023-03-03",
      "completion_date": "2023-05-17",
      "has_results": true,
      "last_update_posted_date": "2025-04-24",
      "last_synced_at": "2026-09-10T12:12:16.046Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04961645"
    },
    {
      "nct_id": "NCT03802994",
      "title": "Pneumococcal Conjugate Vaccine in Aging Renal Transplant",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Renal Transplantation",
        "Aging"
      ],
      "interventions": [
        {
          "name": "23 valent pneumococcal polysaccharide vaccine",
          "type": "DRUG"
        },
        {
          "name": "13 valent conjugated pneumococcal vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Peripheral blood sample",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "35 Years to 75 Years"
      },
      "enrollment_count": 57,
      "start_date": "2018-11-01",
      "completion_date": "2020-02-28",
      "has_results": true,
      "last_update_posted_date": "2021-04-30",
      "last_synced_at": "2026-09-10T12:12:16.046Z",
      "location_count": 2,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03802994"
    },
    {
      "nct_id": "NCT06944353",
      "title": "Improving Diagnostic Safety Through STeatosis Identification, Risk Stratification, and Referral in the ED",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Non-Alcoholic Fatty Liver Disease",
        "Steatosis of Liver",
        "Metabolic Dysfunction-Associated Steatotic Liver Disease"
      ],
      "interventions": [
        {
          "name": "STIRRED",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4704,
      "start_date": "2025-12-04",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-09-10T12:12:16.046Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06944353"
    },
    {
      "nct_id": "NCT01702181",
      "title": "A Safety Study to Evaluate the Use and Effectiveness of a Topical Ointment to Treat Adults With Atopic Dermatitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Atopic Dermatitis"
      ],
      "interventions": [
        {
          "name": "OPA-15406",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Otsuka Pharmaceutical Development & Commercialization, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 92,
      "start_date": "2012-08",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-01-17",
      "last_synced_at": "2026-09-10T12:12:16.046Z",
      "location_count": 12,
      "location_summary": "Mobile, Alabama • Hot Springs, Arizona • Irvine, California + 9 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Hot Springs",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Orange Park",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01702181"
    },
    {
      "nct_id": "NCT03969147",
      "title": "Investigation of a Novel Oropharyngeal Airway: The ManMaxAirway",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Airway Obstruction",
        "Respiratory Complication"
      ],
      "interventions": [
        {
          "name": "ManMaxAirway oropharyngeal airway adjunct",
          "type": "DEVICE"
        },
        {
          "name": "Guedel Oropharyngeal airway adjunct",
          "type": "DEVICE"
        },
        {
          "name": "No airway adjunct",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2016-05",
      "completion_date": "2019-06-30",
      "has_results": false,
      "last_update_posted_date": "2019-05-31",
      "last_synced_at": "2026-09-10T12:12:16.046Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03969147"
    },
    {
      "nct_id": "NCT06629142",
      "title": "Comparing Optimized Models of Primary And Specialist Services for Palliative Care: Pilot Feasibility Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Seriously Ill Hospitalized Patients"
      ],
      "interventions": [
        {
          "name": "Default Order",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Accountable Justification",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standardized Usual Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1208,
      "start_date": "2024-10-17",
      "completion_date": "2025-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-07-24",
      "last_synced_at": "2026-09-10T12:12:16.046Z",
      "location_count": 2,
      "location_summary": "Pasadena, California • Livonia, Michigan",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Livonia",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06629142"
    },
    {
      "nct_id": "NCT04845945",
      "title": "MISP 60528 Pneumococcal Vaccination",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Transplant Infection Prevention"
      ],
      "interventions": [
        {
          "name": "PCV15",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Montefiore Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2021-06-10",
      "completion_date": "2024-08-24",
      "has_results": false,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-09-10T12:12:16.046Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04845945"
    }
  ]
}