{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Messaging+%28M%29&page=2",
    "query": {
      "intervention": "Messaging (M)",
      "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=Messaging+%28M%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-23T12:51:51.901Z",
  "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": "NCT03012087",
      "title": "Using m-Health Tools to Reduce the Misuse of Opioid Pain Relievers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prescription Drug Abuse"
      ],
      "interventions": [
        {
          "name": "MyHealthyChoices",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Risk Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 123,
      "start_date": "2016-09",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2017-08-22",
      "last_synced_at": "2026-09-23T12:51:51.901Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Morgantown, West Virginia",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03012087"
    },
    {
      "nct_id": "NCT04754269",
      "title": "A Mobile Health Intervention to Reduce Sweet Beverage Consumption in Latino Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Child Obesity",
        "Child Development"
      ],
      "interventions": [
        {
          "name": "Beverage Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Reading Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "59 Months",
        "sex": "ALL",
        "summary": "12 Months to 59 Months"
      },
      "enrollment_count": 171,
      "start_date": "2021-03-05",
      "completion_date": "2023-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-16",
      "last_synced_at": "2026-09-23T12:51:51.901Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04754269"
    },
    {
      "nct_id": "NCT04388696",
      "title": "A Feasibility Trial of Sisterhood 2.0",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adolescent Behavior",
        "Violence in Adolescence",
        "Group, Peer",
        "Violence, Non-accidental",
        "Violence, Sexual",
        "Violence, Physical",
        "Violence, Domestic",
        "Emotional Abuse",
        "Coping Skills",
        "Communication, Personal"
      ],
      "interventions": [
        {
          "name": "Sisterhood 2.0",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "19 Years",
        "sex": "FEMALE",
        "summary": "13 Years to 19 Years · Female only"
      },
      "enrollment_count": 246,
      "start_date": "2018-12-01",
      "completion_date": "2020-01-31",
      "has_results": false,
      "last_update_posted_date": "2020-05-18",
      "last_synced_at": "2026-09-23T12:51:51.901Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04388696"
    },
    {
      "nct_id": "NCT03930238",
      "title": "Increasing Steps Per Day in Rural Veterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "VA MapTrek",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fitbit Only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 276,
      "start_date": "2019-05-15",
      "completion_date": "2020-05-10",
      "has_results": true,
      "last_update_posted_date": "2024-10-17",
      "last_synced_at": "2026-09-23T12:51:51.901Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03930238"
    },
    {
      "nct_id": "NCT07454499",
      "title": "Engaging M-health for Symptom Monitoring and Health Promotion for Women on Endocrine Therapy for Breast Cancer (EmSHAPE)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Digital Endocrine therapy Symptom Monitoring and Education Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "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": 60,
      "start_date": "2026-05-13",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-09-23T12:51:51.901Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07454499"
    },
    {
      "nct_id": "NCT06156215",
      "title": "PROmotion of COVID-19 BOOSTer VA(X)Ccination in the Emergency Department - PROBOOSTVAXED",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Vaccine Messaging",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vaccine Acceptance Question",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 919,
      "start_date": "2024-01-19",
      "completion_date": "2024-08-18",
      "has_results": true,
      "last_update_posted_date": "2025-09-12",
      "last_synced_at": "2026-09-23T12:51:51.901Z",
      "location_count": 7,
      "location_summary": "San Francisco, California • Durham, North Carolina • Philadelphia, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06156215"
    },
    {
      "nct_id": "NCT05836818",
      "title": "PROmotion of FLU Vaccine Uptake in the Emergency Department - PROFLUVAXED",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza Vaccination"
      ],
      "interventions": [
        {
          "name": "Question (Q)",
          "type": "OTHER"
        },
        {
          "name": "Messaging (M)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 776,
      "start_date": "2022-10-01",
      "completion_date": "2023-03-30",
      "has_results": true,
      "last_update_posted_date": "2024-05-31",
      "last_synced_at": "2026-09-23T12:51:51.901Z",
      "location_count": 8,
      "location_summary": "San Francisco, California • Durham, North Carolina • Philadelphia, Pennsylvania + 2 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05836818"
    },
    {
      "nct_id": "NCT03720054",
      "title": "An M-Health Intervention in Rural Veterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Veterans",
        "Obesity",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "MapTrek",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fitbit",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 139,
      "start_date": "2018-02-26",
      "completion_date": "2019-01-28",
      "has_results": false,
      "last_update_posted_date": "2019-04-26",
      "last_synced_at": "2026-09-23T12:51:51.901Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03720054"
    },
    {
      "nct_id": "NCT03344666",
      "title": "SafERteens M-Coach",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Drinking",
        "Violence"
      ],
      "interventions": [
        {
          "name": "Step 1 Treatment BI+HC",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Step 1 Treatment BI+TM",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Step 2 Treatment Responders",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Step 2 Treatment Non-Responders",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "14 Years to 20 Years"
      },
      "enrollment_count": 400,
      "start_date": "2018-05-01",
      "completion_date": "2023-07-25",
      "has_results": false,
      "last_update_posted_date": "2024-07-05",
      "last_synced_at": "2026-09-23T12:51:51.901Z",
      "location_count": 4,
      "location_summary": "Ann Arbor, Michigan • Detroit, Michigan • Flint, Michigan + 1 more",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Flint",
          "state": "Michigan"
        },
        {
          "city": "Saginaw",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03344666"
    },
    {
      "nct_id": "NCT06110273",
      "title": "Fit for Duty: mHealth Intervention for Weight Gain Prevention",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Fit for Duty-mobile",
          "type": "BEHAVIORAL"
        },
        {
          "name": "m-Health Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 350,
      "start_date": "2023-12-11",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-09-23T12:51:51.901Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06110273"
    }
  ]
}