{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Opt-in&page=2",
    "query": {
      "intervention": "Opt-in",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Opt-in&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-18T01:36:28.180Z",
  "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": "NCT03293771",
      "title": "Transgender Post-reassignment Urogynecologic Measures and Perceptions",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gender Identity Disorder of Adult",
        "Voiding Disorders",
        "Sexual Dysfunction"
      ],
      "interventions": [
        {
          "name": "Focus group interviews",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire packet",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 200,
      "start_date": "2017-12-27",
      "completion_date": "2019-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-04-23",
      "last_synced_at": "2026-09-18T01:36:28.180Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03293771"
    },
    {
      "nct_id": "NCT03517007",
      "title": "The DETOURS Trial: De-escalating Empiric Treatment: Opting Out of Rx for Selected Patients With Suspected Sepsis - Opt-Out Protocol Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Antibiotic Stewardship"
      ],
      "interventions": [
        {
          "name": "Opt-Out Protocol",
          "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": 762,
      "start_date": "2018-09-12",
      "completion_date": "2020-08-10",
      "has_results": false,
      "last_update_posted_date": "2025-02-06",
      "last_synced_at": "2026-09-18T01:36:28.180Z",
      "location_count": 10,
      "location_summary": "Atlanta, Georgia • Fayetteville, Georgia • Newnan, Georgia + 6 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Fayetteville",
          "state": "Georgia"
        },
        {
          "city": "Newnan",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03517007"
    },
    {
      "nct_id": "NCT04679675",
      "title": "Self-Testing Options in the Era of Primary HPV Screening for Cervical Cancer Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Uterine Cervical Neoplasm",
        "Uterine Neoplasms",
        "Genital Neoplasms, Female",
        "Urogenital Neoplasms",
        "Neoplasms by Site",
        "Neoplasms",
        "Uterine Cervical Diseases",
        "Uterine Diseases",
        "Cervical Cancer",
        "Cervical Dysplasia",
        "Human Papilloma Virus",
        "HPV-Related Cervical Carcinoma",
        "HPV Infection",
        "HPV-Related Malignancy"
      ],
      "interventions": [
        {
          "name": "Usual Care",
          "type": "OTHER"
        },
        {
          "name": "Education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Direct Mail",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Opt-in",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "64 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 64 Years · Female only"
      },
      "enrollment_count": 32771,
      "start_date": "2020-11-20",
      "completion_date": "2023-07-29",
      "has_results": true,
      "last_update_posted_date": "2023-09-18",
      "last_synced_at": "2026-09-18T01:36:28.180Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04679675"
    },
    {
      "nct_id": "NCT02834754",
      "title": "Vedolizumab Post Op Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Crohn's Disease"
      ],
      "interventions": [
        {
          "name": "Vedolizumab",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Marc Schwartz",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2018-12-01",
      "completion_date": "2019-05-01",
      "has_results": false,
      "last_update_posted_date": "2020-05-14",
      "last_synced_at": "2026-09-18T01:36:28.180Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02834754"
    },
    {
      "nct_id": "NCT06128239",
      "title": "Comparing Suicide Prevention Interventions to Guide Follow-up Care: The SPRING Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Suicide",
        "Suicide Prevention",
        "Suicide and Self-harm"
      ],
      "interventions": [
        {
          "name": "Caring Contacts",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "St. Luke's Health System, Boise, Idaho",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 854,
      "start_date": "2023-12-29",
      "completion_date": "2026-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-09",
      "last_synced_at": "2026-09-18T01:36:28.180Z",
      "location_count": 1,
      "location_summary": "Boise, Idaho",
      "locations": [
        {
          "city": "Boise",
          "state": "Idaho"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06128239"
    },
    {
      "nct_id": "NCT06747442",
      "title": "Culturally Engaged REcovery: MOms Connected Through Native communitY",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Use Disorders (SUD)",
        "Pregnancy",
        "Maternal Morbidity and Mortality",
        "Cultural Adaptation"
      ],
      "interventions": [
        {
          "name": "Cradleboard Journey",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "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": 270,
      "start_date": "2026-05-26",
      "completion_date": "2029-03",
      "has_results": false,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-09-18T01:36:28.180Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06747442"
    },
    {
      "nct_id": "NCT05260398",
      "title": "Examining the Impacts on In-School Behaviors of In-Home Videogame Play",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Emotional Regulation",
        "Problem Behavior",
        "Irritable Mood"
      ],
      "interventions": [
        {
          "name": "Mightier Online Gameplay",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Neuromotion Labs",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "6 Years to 11 Years"
      },
      "enrollment_count": 43,
      "start_date": "2022-02-28",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-06-09",
      "last_synced_at": "2026-09-18T01:36:28.180Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05260398"
    },
    {
      "nct_id": "NCT04827914",
      "title": "Evaluation of an \"Opt-Out\" Inpatient Smoking Cessation Service on Smoking Behavior Study #1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Enhanced Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Basic Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1122,
      "start_date": "2021-03-08",
      "completion_date": "2023-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-09-18T01:36:28.180Z",
      "location_count": 6,
      "location_summary": "Charleston, South Carolina • Chester, South Carolina • Florence, South Carolina + 2 more",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Chester",
          "state": "South Carolina"
        },
        {
          "city": "Florence",
          "state": "South Carolina"
        },
        {
          "city": "Lancaster",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04827914"
    },
    {
      "nct_id": "NCT06995391",
      "title": "Digitally Rendered Interventions And Knowledge To Limit Ethanol-Associated Atrial Fibrillation Severity",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation (AF)"
      ],
      "interventions": [
        {
          "name": "Contemporary Guideline-Adherence",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Alcohol Abstinence",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2025-04-20",
      "completion_date": "2030-03-01",
      "has_results": false,
      "last_update_posted_date": "2025-07-31",
      "last_synced_at": "2026-09-18T01:36:28.180Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06995391"
    },
    {
      "nct_id": "NCT05676099",
      "title": "TSC Biosample Repository and Natural History Database",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Tuberous Sclerosis",
        "Lymphangioleiomyomatosis"
      ],
      "interventions": [
        {
          "name": "Phlebotomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Buccal (cheek) swab",
          "type": "PROCEDURE"
        },
        {
          "name": "Genetic Testing",
          "type": "GENETIC"
        },
        {
          "name": "Tissue donation after routine clinical procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "National Tuberous Sclerosis Association",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 5000,
      "start_date": "2016-01",
      "completion_date": "2050-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-24",
      "last_synced_at": "2026-09-18T01:36:28.180Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Loma Linda, California • Los Angeles, California + 19 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05676099"
    }
  ]
}