{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Motivational+text+messaging",
    "query": {
      "intervention": "Motivational text messaging"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 234,
    "total_pages": 24,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Motivational+text+messaging&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T13:29:58.561Z",
  "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": "NCT03842384",
      "title": "Digital Health Intervention to Support Opioid Use Disorder Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use Disorder",
        "Treatment Adherence"
      ],
      "interventions": [
        {
          "name": "iENDURE",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Rhode Island Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2020-10-01",
      "completion_date": "2023-11-15",
      "has_results": false,
      "last_update_posted_date": "2024-04-10",
      "last_synced_at": "2026-09-05T13:29:58.561Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03842384"
    },
    {
      "nct_id": "NCT05412862",
      "title": "Positive Emotions Following Acute Cardiac Events",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Coronary Syndrome",
        "Physical Inactivity"
      ],
      "interventions": [
        {
          "name": "Positive Psychology + Motivational Interviewing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 280,
      "start_date": "2022-09-12",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-20",
      "last_synced_at": "2026-09-05T13:29:58.561Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05412862"
    },
    {
      "nct_id": "NCT01697475",
      "title": "Text-Messaging to Motivate Walking in Older African Americans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Physical Activity",
        "Motor Activity"
      ],
      "interventions": [
        {
          "name": "Motivational text messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "60 Years to 85 Years"
      },
      "enrollment_count": 36,
      "start_date": "2010-10",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2012-10-02",
      "last_synced_at": "2026-09-05T13:29:58.561Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01697475"
    },
    {
      "nct_id": "NCT04194918",
      "title": "Flexiquit+: Web Program to Promote Smoking Cessation in Sexual and Gender Minority Young Adult Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Computer-Assisted Smoking Cessation Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Text Message",
          "type": "OTHER"
        },
        {
          "name": "Handout",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 25,
      "start_date": "2020-05-18",
      "completion_date": "2020-09-01",
      "has_results": false,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-09-05T13:29:58.561Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04194918"
    },
    {
      "nct_id": "NCT06598397",
      "title": "Using Multiphase Optimization Strategy (MOST) to Optimize a Cost-effective, Sustainable and Scalable Smoking Cessation Package for Smokers in HIV Clinical Care",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Human Immunodeficiency Virus (HIV)",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Motivational Interviewing (MI) Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peer Mentoring",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Skills-based Text Messaging",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Combination NRT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "New York University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2024-10-18",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-05T13:29:58.561Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06598397"
    },
    {
      "nct_id": "NCT03529903",
      "title": "MyLife: A Digital Health Coaching Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lifestyle-related Condition",
        "Obesity",
        "Sedentary Lifestyle",
        "PreDiabetes",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Health Coaching",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 100,
      "start_date": "2018-08-10",
      "completion_date": "2021-09-01",
      "has_results": false,
      "last_update_posted_date": "2022-09-13",
      "last_synced_at": "2026-09-05T13:29:58.561Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03529903"
    },
    {
      "nct_id": "NCT06994962",
      "title": "Multi-Component Breath Alcohol Intervention Phase 3",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use",
        "Alcohol Drinking",
        "Drinking Behavior"
      ],
      "interventions": [
        {
          "name": "Alcohol-related mobile health technologies",
          "type": "DEVICE"
        },
        {
          "name": "Motivational interview and psychoeducation on blood/breath alcohol concentration",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Lower tech facilitation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Higher tech facilitation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Alcohol Education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Alcohol Education Technology",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Northeastern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 90,
      "start_date": "2025-05-01",
      "completion_date": "2027-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-09-05T13:29:58.561Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06994962"
    },
    {
      "nct_id": "NCT04316715",
      "title": "Life-Steps Counseling to Enhance Adherence and Engagement in PrEP Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adherence, Medication"
      ],
      "interventions": [
        {
          "name": "Lifesteps for PrEP",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Daily text message reminders",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Miami",
      "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": 300,
      "start_date": "2020-09-03",
      "completion_date": "2025-08-01",
      "has_results": false,
      "last_update_posted_date": "2025-08-26",
      "last_synced_at": "2026-09-05T13:29:58.561Z",
      "location_count": 2,
      "location_summary": "Miami, Florida • Boston, Massachusetts",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04316715"
    },
    {
      "nct_id": "NCT05365867",
      "title": "Interactive Care Coordination and Navigation:RCT To Assess the Impact of a mHealth Intervention for Homeless Individuals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Number of Emergency Department and Hospital Visits Among Adults Experiencing Homelessness",
        "Medication Adherence",
        "Social Support",
        "Pyschological Distress",
        "Attainment of Social Needs (i.e., Housing, Employment, Receipt of Benefits)"
      ],
      "interventions": [
        {
          "name": "iCAN Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Leticia R. Moczygemba",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 120,
      "start_date": "2022-05-17",
      "completion_date": "2024-06-18",
      "has_results": false,
      "last_update_posted_date": "2026-06-16",
      "last_synced_at": "2026-09-05T13:29:58.561Z",
      "location_count": 3,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05365867"
    },
    {
      "nct_id": "NCT05815199",
      "title": "E-cigarettes for Harm Reduction Among Smokers With Serious Mental Illness",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "E-cigarette (EC)",
          "type": "OTHER"
        },
        {
          "name": "Nicotine Replacement Therapy (NRT)",
          "type": "OTHER"
        },
        {
          "name": "Harm-Reduction Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ecological Momentary Intervention (EMI) Text Messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2023-11-13",
      "completion_date": "2026-03",
      "has_results": false,
      "last_update_posted_date": "2025-10-10",
      "last_synced_at": "2026-09-05T13:29:58.561Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05815199"
    }
  ]
}