{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=No+Messaging&page=18",
    "query": {
      "intervention": "No Messaging",
      "page": 18
    },
    "page_size": 10
  },
  "pagination": {
    "page": 18,
    "page_size": 10,
    "total_count": 635,
    "total_pages": 64,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=No+Messaging&page=19&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=No+Messaging&page=17&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T11:40:25.269Z",
  "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": "NCT04366284",
      "title": "Optimizing the Scalability of Evidence-Based Behavioral Sleep Medicine Practices With a Digital Health Platform",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Implementation; Digital Health",
        "Chronic Insomnia"
      ],
      "interventions": [
        {
          "name": "No Facilitation Support",
          "type": "OTHER"
        },
        {
          "name": "External Facilitation Support",
          "type": "OTHER"
        },
        {
          "name": "External and Internal Facilitation Support",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Noctem, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2020-09-01",
      "completion_date": "2024-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-03-20",
      "last_synced_at": "2026-10-23T11:40:25.269Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04366284"
    },
    {
      "nct_id": "NCT01401816",
      "title": "Advanced Provision of Emergency Contraception: Utilizing Technology to Increase Prescription Fill Rates",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sexually Active"
      ],
      "interventions": [
        {
          "name": "Text Message",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "21 Years",
        "sex": "FEMALE",
        "summary": "13 Years to 21 Years · Female only"
      },
      "enrollment_count": 60,
      "start_date": "2011-07",
      "completion_date": "2012-05",
      "has_results": false,
      "last_update_posted_date": "2012-07-10",
      "last_synced_at": "2026-10-23T11:40:25.269Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01401816"
    },
    {
      "nct_id": "NCT05989308",
      "title": "MyChart Proxy Outreach to Parents (MyPOP)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Technology"
      ],
      "interventions": [
        {
          "name": "Email",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Text",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Portal Message",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5200,
      "start_date": "2024-10-15",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2026-02-13",
      "last_synced_at": "2026-10-23T11:40:25.269Z",
      "location_count": 4,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05989308"
    },
    {
      "nct_id": "NCT03199742",
      "title": "Evaluation of a Mobile Phone App for Veterans With PTSD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress Disorders, Post-Traumatic",
        "Veterans"
      ],
      "interventions": [
        {
          "name": "Personalized App Coaching",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Active Comparator",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Palo Alto Health Care System",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 101,
      "start_date": "2017-07-01",
      "completion_date": "2019-03-01",
      "has_results": false,
      "last_update_posted_date": "2019-04-26",
      "last_synced_at": "2026-10-23T11:40:25.269Z",
      "location_count": 1,
      "location_summary": "Menlo Park, California",
      "locations": [
        {
          "city": "Menlo Park",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03199742"
    },
    {
      "nct_id": "NCT07496489",
      "title": "Perceptions of Proposed Warnings for Cannabis Edibles Packaging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cannabis Use"
      ],
      "interventions": [
        {
          "name": "No Warning Control",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Delayed Effects Text Only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Delayed Effects Plus Icon",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Delayed Effects Plus Dose",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Delayed Effects Plus Dose Plus Adverse Effects",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 1250,
      "start_date": "2026-05-27",
      "completion_date": "2026-07-21",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-23T11:40:25.269Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07496489"
    },
    {
      "nct_id": "NCT03003403",
      "title": "Balance: A Pragmatic Trial of a Digital Health Intervention to Prevent Weight Gain in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Overweight",
        "Overnutrition",
        "Nutrition Disorders",
        "Signs and Symptoms"
      ],
      "interventions": [
        {
          "name": "Intervention Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 443,
      "start_date": "2017-01",
      "completion_date": "2023-04-30",
      "has_results": true,
      "last_update_posted_date": "2025-04-16",
      "last_synced_at": "2026-10-23T11:40:25.269Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03003403"
    },
    {
      "nct_id": "NCT04935606",
      "title": "mHealth to Enhance & Sustain Drug Use Reduction of the QUIT BI in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Drug Use"
      ],
      "interventions": [
        {
          "name": "Usual Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "QUIT Intervention (doctor brief advice, video doctor, health coaching sessions at 2- and 6-weeks)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "QUIT-Mobile (QUIT Intervention plus weekly mobile-web app or text message weekly self-monitoring, automated feedback over 12 months)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 457,
      "start_date": "2021-06-01",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-30",
      "last_synced_at": "2026-10-23T11:40:25.269Z",
      "location_count": 5,
      "location_summary": "Long Beach, California • Los Angeles, California",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04935606"
    },
    {
      "nct_id": "NCT01388465",
      "title": "Text-message Support to Improve Oral Antibiotic Adherence After ED Discharge",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Medication Adherence"
      ],
      "interventions": [
        {
          "name": "Mobile phone text messaging",
          "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": 200,
      "start_date": "2011-06",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2012-05-21",
      "last_synced_at": "2026-10-23T11:40:25.269Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01388465"
    },
    {
      "nct_id": "NCT03287830",
      "title": "Flu2Text: Text Message Reminders for 2nd Dose of Influenza Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza",
        "Vaccination"
      ],
      "interventions": [
        {
          "name": "Text message influenza vaccine reminders",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "6 Months to 8 Years"
      },
      "enrollment_count": 2105,
      "start_date": "2017-10-06",
      "completion_date": "2019-04-30",
      "has_results": true,
      "last_update_posted_date": "2023-09-15",
      "last_synced_at": "2026-10-23T11:40:25.269Z",
      "location_count": 3,
      "location_summary": "Itasca, Illinois • New York, New York • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Itasca",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03287830"
    },
    {
      "nct_id": "NCT05275530",
      "title": "The Impact of Choice on Colorectal Cancer Screening",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Cancer",
        "Colorectal Neoplasms",
        "Health Screening"
      ],
      "interventions": [
        {
          "name": "Active FIT Choice",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Active Colonoscopy Choice",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Active Dual Choice",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "45 Years to 49 Years"
      },
      "enrollment_count": 20509,
      "start_date": "2022-02-21",
      "completion_date": "2022-11-21",
      "has_results": false,
      "last_update_posted_date": "2023-11-13",
      "last_synced_at": "2026-10-23T11:40:25.269Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Westwood, Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Westwood, Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05275530"
    }
  ]
}