{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+text+messaging&page=8",
    "query": {
      "intervention": "Control text messaging",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 841,
    "total_pages": 85,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+text+messaging&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+text+messaging&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-24T21:10:08.335Z",
  "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": "NCT01736111",
      "title": "Text Messaging for Weight Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "one way text",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Personal feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 91,
      "start_date": "2012-10",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2015-11-10",
      "last_synced_at": "2026-10-24T21:10:08.335Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01736111"
    },
    {
      "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": "2026-10-24T21:10:08.335Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01388465"
    },
    {
      "nct_id": "NCT05917990",
      "title": "Dyadic Text-Messaging Micro-Intervention",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Advanced Cancer",
        "Gastrointestinal Cancer"
      ],
      "interventions": [
        {
          "name": "Dyadic Text-Messaging Micro-Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 0,
      "start_date": "2025-06",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2025-07-28",
      "last_synced_at": "2026-10-24T21:10:08.335Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05917990"
    },
    {
      "nct_id": "NCT05956925",
      "title": "MOBILE Intervention in College Students With Elevated Blood Pressure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Intervention group was asked to take their BP daily and rate their motivation level and communicate with the research assistant. Their level will trigger the appropriate behavioral change SMS prompt.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Nevada, Las Vegas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 29,
      "start_date": "2020-12-03",
      "completion_date": "2022-06-30",
      "has_results": true,
      "last_update_posted_date": "2024-08-19",
      "last_synced_at": "2026-10-24T21:10:08.335Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05956925"
    },
    {
      "nct_id": "NCT02934113",
      "title": "\"Working for You\" Workplace Obesity Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "iOTA",
          "type": "BEHAVIORAL"
        },
        {
          "name": "HWPP",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1283,
      "start_date": "2016-09",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-04-08",
      "last_synced_at": "2026-10-24T21:10:08.335Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02934113"
    },
    {
      "nct_id": "NCT05586308",
      "title": "Incentive-based and Media Literacy Informed Approaches to Improve Vaping Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Behavior, Health Risk",
        "Implementation Science",
        "E Cigarette Use",
        "Cessation, Smoking",
        "Incentives",
        "Engagement, Patient",
        "Peer Support",
        "Media Literacy"
      ],
      "interventions": [
        {
          "name": "Text-massaging suport",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Financial incentive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Media literacy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "19 Years to 29 Years"
      },
      "enrollment_count": 40,
      "start_date": "2023-12-07",
      "completion_date": "2025-06-30",
      "has_results": true,
      "last_update_posted_date": "2026-01-29",
      "last_synced_at": "2026-10-24T21:10:08.335Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05586308"
    },
    {
      "nct_id": "NCT02694185",
      "title": "Secondary Event Prevention Using Population Risk Management After PCI and for Anti-Rheumatic Medications",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myocardial Ischemia",
        "Rheumatic Diseases"
      ],
      "interventions": [
        {
          "name": "Caplan IVR",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 5269,
      "start_date": "2016-10-01",
      "completion_date": "2025-02-28",
      "has_results": true,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-10-24T21:10:08.335Z",
      "location_count": 4,
      "location_summary": "San Francisco, California • Aurora, Colorado • Baltimore, Maryland + 1 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02694185"
    },
    {
      "nct_id": "NCT05438225",
      "title": "Text Message Reminders for Hearing Healthcare",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Automated text message reminder",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 41,
      "start_date": "2022-10-17",
      "completion_date": "2023-10-25",
      "has_results": false,
      "last_update_posted_date": "2023-10-27",
      "last_synced_at": "2026-10-24T21:10:08.335Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05438225"
    },
    {
      "nct_id": "NCT04946825",
      "title": "Quit Smoking Study for People Who Use E-Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nicotine Addiction",
        "E-Cig Use",
        "Quitting Smoking"
      ],
      "interventions": [
        {
          "name": "Nicotine replacement therapy patch",
          "type": "DRUG"
        },
        {
          "name": "Nicotine replacement therapy lozenge",
          "type": "DRUG"
        },
        {
          "name": "Quit electronic cigarettes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Continue electronic cigarettes",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 396,
      "start_date": "2021-06-27",
      "completion_date": "2023-10-25",
      "has_results": true,
      "last_update_posted_date": "2025-05-22",
      "last_synced_at": "2026-10-24T21:10:08.335Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04946825"
    },
    {
      "nct_id": "NCT05979987",
      "title": "UCLA Health Patient Health Maintenance Text Reminder July 2023",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Maintenance",
        "Diabetes",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Reminder of preventive care measures",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Persuasion via anecdote",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Persuasion via anecdote without link",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Persuasion via research",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6894,
      "start_date": "2023-07-27",
      "completion_date": "2024-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-02",
      "last_synced_at": "2026-10-24T21:10:08.335Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05979987"
    }
  ]
}