{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+text+messaging&page=31",
    "query": {
      "intervention": "Control text messaging",
      "page": 31
    },
    "page_size": 10
  },
  "pagination": {
    "page": 31,
    "page_size": 10,
    "total_count": 841,
    "total_pages": 85,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+text+messaging&page=32&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+text+messaging&page=30&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-01T18:32:12.401Z",
  "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": "NCT05621265",
      "title": "Efficacy of Automated Text Messaging Services",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep",
        "Physical Therapy"
      ],
      "interventions": [
        {
          "name": "Automated Text messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Black Hills State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2021-10-01",
      "completion_date": "2022-05-01",
      "has_results": false,
      "last_update_posted_date": "2022-11-21",
      "last_synced_at": "2026-11-01T18:32:12.401Z",
      "location_count": 1,
      "location_summary": "Spearfish, South Dakota",
      "locations": [
        {
          "city": "Spearfish",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05621265"
    },
    {
      "nct_id": "NCT02081144",
      "title": "Texting to Promote Tobacco Abstinence in Emergency Department Smokers: A Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Smoking",
        "Tobacco Abstinence"
      ],
      "interventions": [
        {
          "name": "Smokefree TXT Program",
          "type": "OTHER"
        },
        {
          "name": "nicotine replacement patches",
          "type": "DRUG"
        },
        {
          "name": "Nicotine Replacement Gum",
          "type": "DRUG"
        },
        {
          "name": "Faxed Referral CT Smokers Quitline",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG",
        "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": 60,
      "start_date": "2014-05",
      "completion_date": "2014-10",
      "has_results": false,
      "last_update_posted_date": "2020-03-05",
      "last_synced_at": "2026-11-01T18:32:12.401Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02081144"
    },
    {
      "nct_id": "NCT03515681",
      "title": "Retail Outlet Health Kiosk Hypertension Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Text messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 140,
      "start_date": "2019-03-06",
      "completion_date": "2020-07-30",
      "has_results": true,
      "last_update_posted_date": "2021-06-16",
      "last_synced_at": "2026-11-01T18:32:12.401Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03515681"
    },
    {
      "nct_id": "NCT02829229",
      "title": "Community-based Obesity Treatment in African American Women After Childbirth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "Community-based obesity treatment (PP)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Temple University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 300,
      "start_date": "2016-09",
      "completion_date": "2021-06",
      "has_results": false,
      "last_update_posted_date": "2022-07-07",
      "last_synced_at": "2026-11-01T18:32:12.401Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02829229"
    },
    {
      "nct_id": "NCT01640379",
      "title": "Technology Enhanced Community Health Nursing (TECH-N) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pelvic Inflammatory Disease (PID)"
      ],
      "interventions": [
        {
          "name": "Technology Enhanced Community Health Nursing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "25 Years",
        "sex": "FEMALE",
        "summary": "13 Years to 25 Years · Female only"
      },
      "enrollment_count": 286,
      "start_date": "2012-07",
      "completion_date": "2017-04",
      "has_results": true,
      "last_update_posted_date": "2020-06-01",
      "last_synced_at": "2026-11-01T18:32:12.401Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01640379"
    },
    {
      "nct_id": "NCT07571018",
      "title": "A Novel Mobile Health Intervention for Improving Tobacco Cessation Among Young Adults",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Smartphone app-based Intervention",
          "type": "OTHER"
        },
        {
          "name": "Communication intervention",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        },
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 6,
      "start_date": "2026-06-07",
      "completion_date": "2026-06-11",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-11-01T18:32:12.401Z",
      "location_count": 2,
      "location_summary": "Las Cruces, New Mexico • Seattle, Washington",
      "locations": [
        {
          "city": "Las Cruces",
          "state": "New Mexico"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07571018"
    },
    {
      "nct_id": "NCT03907462",
      "title": "SMART 2.0: Social Mobile Approaches to Reducing weighT in Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight and Obesity"
      ],
      "interventions": [
        {
          "name": "SMART 2.0",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 638,
      "start_date": "2019-04-01",
      "completion_date": "2024-02-01",
      "has_results": true,
      "last_update_posted_date": "2025-04-15",
      "last_synced_at": "2026-11-01T18:32:12.401Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03907462"
    },
    {
      "nct_id": "NCT04716010",
      "title": "Developing and Evaluating Product Messaging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer of Colon",
        "Cancer of Rectum"
      ],
      "interventions": [
        {
          "name": "Control",
          "type": "OTHER"
        },
        {
          "name": "Warning Labels",
          "type": "OTHER"
        },
        {
          "name": "Tax",
          "type": "OTHER"
        },
        {
          "name": "Combined Warning Labels and Tax",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4160,
      "start_date": "2021-10-18",
      "completion_date": "2021-10-28",
      "has_results": true,
      "last_update_posted_date": "2023-08-18",
      "last_synced_at": "2026-11-01T18:32:12.401Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04716010"
    },
    {
      "nct_id": "NCT02622282",
      "title": "Text Messaging to Promote Walking Among Latino Adults at Risk for Peripheral Arterial Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Arterial Disease"
      ],
      "interventions": [
        {
          "name": "Text Messages",
          "type": "OTHER"
        },
        {
          "name": "Phone Calls",
          "type": "OTHER"
        },
        {
          "name": "Handout",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 69,
      "start_date": "2016-05",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-02-02",
      "last_synced_at": "2026-11-01T18:32:12.401Z",
      "location_count": 1,
      "location_summary": "Wichita, Kansas",
      "locations": [
        {
          "city": "Wichita",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02622282"
    },
    {
      "nct_id": "NCT02005276",
      "title": "Way to Be Active 2 (Lotteries)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sedentary Employees"
      ],
      "interventions": [
        {
          "name": "Basic Lottery",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Combined Lottery",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Jackpot Lottery",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "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": 209,
      "start_date": "2014-02",
      "completion_date": "2014-10",
      "has_results": true,
      "last_update_posted_date": "2019-03-05",
      "last_synced_at": "2026-11-01T18:32:12.401Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02005276"
    }
  ]
}