{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smartphone-based+intervention+messages&page=2",
    "query": {
      "intervention": "Smartphone-based intervention messages",
      "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=Smartphone-based+intervention+messages&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T11:45:11.959Z",
  "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": "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": "2026-09-27T11:45:11.959Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06110273"
    },
    {
      "nct_id": "NCT02387671",
      "title": "Weight Management Among Breast Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Body Weight"
      ],
      "interventions": [
        {
          "name": "Device: FitBit Flex wrist band",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Device: FitBit Aria weight scale",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Diet Intake Messages",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston Medical Center",
      "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": 10,
      "start_date": "2015-02",
      "completion_date": "2015-07",
      "has_results": false,
      "last_update_posted_date": "2016-07-01",
      "last_synced_at": "2026-09-27T11:45:11.959Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02387671"
    },
    {
      "nct_id": "NCT06022107",
      "title": "Social Support Intervention for Addiction Recovery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol; Harmful Use",
        "Alcohol"
      ],
      "interventions": [
        {
          "name": "LDART",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2024-01-26",
      "completion_date": "2024-07-15",
      "has_results": true,
      "last_update_posted_date": "2025-11-05",
      "last_synced_at": "2026-09-27T11:45:11.959Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06022107"
    },
    {
      "nct_id": "NCT06270641",
      "title": "Increasing Physical Activity for Adults With Multiple Sclerosis (MS)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Sclerosis (MS)",
        "Fatigue",
        "Physical Inactivity"
      ],
      "interventions": [
        {
          "name": "ExerciseRx intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 106,
      "start_date": "2024-02-16",
      "completion_date": "2026-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-02-22",
      "last_synced_at": "2026-09-27T11:45:11.959Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06270641"
    },
    {
      "nct_id": "NCT04272138",
      "title": "A Brief App-based Mobile Health and Well-being Intervention Among Middle-aged Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Meditation",
        "Control Group"
      ],
      "interventions": [
        {
          "name": "Calm Meditation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Educational Podcast Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Arizona State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "40 Years to 64 Years"
      },
      "enrollment_count": 83,
      "start_date": "2020-02-03",
      "completion_date": "2020-06-16",
      "has_results": false,
      "last_update_posted_date": "2022-02-28",
      "last_synced_at": "2026-09-27T11:45:11.959Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04272138"
    },
    {
      "nct_id": "NCT04298905",
      "title": "Leveraging mHealth to Enable and Adapt CHW Strategies to Improve TB/HIV Patient Outcomes in SA",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adherence, Patient",
        "TB",
        "HIV/AIDS",
        "Care Coordination"
      ],
      "interventions": [
        {
          "name": "CHW mHealth patient intervention for trigger escalation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2022-03-10",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-29",
      "last_synced_at": "2026-09-27T11:45:11.959Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04298905"
    },
    {
      "nct_id": "NCT06662292",
      "title": "Mobile Supportive Teams for Reinforcing Increased Daily Exercise Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Mobile STRIDES app (psychoeducation features)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mobile STRIDES app (self-regulation features)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mobile STRIDES app (social support training features)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2025-08-28",
      "completion_date": "2028-11-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-15",
      "last_synced_at": "2026-09-27T11:45:11.959Z",
      "location_count": 1,
      "location_summary": "Columbia, South Carolina",
      "locations": [
        {
          "city": "Columbia",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06662292"
    },
    {
      "nct_id": "NCT04376489",
      "title": "Project MARS: Mobile-Assistance for Regulating Smoking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Current Smoker",
        "Tobacco Smoking"
      ],
      "interventions": [
        {
          "name": "Messages recommending low effort strategies (participants experiencing negative affect & cigarettes are available)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Messages recommending low effort strategies (participants not experiencing negative affect & cigarettes are available)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Messages recommending low effort strategies (participants experiencing negative affect & cigarettes are not available)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Messages recommending low effort strategies (participants not experiencing negative affect & cigarettes are not available)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Messages recommending low effort strategies (when participants did not complete the 2-question survey)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "More effortful activity: Moodsurf",
          "type": "BEHAVIORAL"
        },
        {
          "name": "More effortful activity: Meditate",
          "type": "BEHAVIORAL"
        },
        {
          "name": "More effortful activity: Joy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "More effortful activity: Imagine",
          "type": "BEHAVIORAL"
        },
        {
          "name": "More effortful activity: Notice",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 114,
      "start_date": "2020-08-27",
      "completion_date": "2023-10-20",
      "has_results": true,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-27T11:45:11.959Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04376489"
    },
    {
      "nct_id": "NCT06123988",
      "title": "Prolonged Overnight Fasting and/or Exercise on Fatigue and Other Patient Reported Outcomes in Women With Hormone Receptor Positive Advanced Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HER2-positive Breast Cancer",
        "Advanced Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Prolonged Overnight Fasting",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Moderate-Intensity Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "General Health Education Sessions",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Miami",
      "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": 260,
      "start_date": "2024-09-09",
      "completion_date": "2029-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-26",
      "last_synced_at": "2026-09-27T11:45:11.959Z",
      "location_count": 3,
      "location_summary": "Phoenix, Arizona • Miami, Florida • Boston, Massachusetts",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06123988"
    },
    {
      "nct_id": "NCT03405129",
      "title": "Project Phoenix: Pilot Intervention for Smokers Who Are Not Ready to Quit Smoking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation",
        "Motivation"
      ],
      "interventions": [
        {
          "name": "Phoenix",
          "type": "BEHAVIORAL"
        },
        {
          "name": "NRT order button",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Factoid",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 152,
      "start_date": "2018-10-17",
      "completion_date": "2022-05-18",
      "has_results": false,
      "last_update_posted_date": "2023-05-11",
      "last_synced_at": "2026-09-27T11:45:11.959Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03405129"
    }
  ]
}