{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Text-+Messaging&page=16",
    "query": {
      "intervention": "Text- Messaging",
      "page": 16
    },
    "page_size": 10
  },
  "pagination": {
    "page": 16,
    "page_size": 10,
    "total_count": 1886,
    "total_pages": 189,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Text-+Messaging&page=17&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Text-+Messaging&page=15&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-29T13:36:58.263Z",
  "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": "NCT00733707",
      "title": "Improving Adherence With Oral Contraceptives Using Daily Text Messaging Reminders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oral Contraceptive Pill Adherence"
      ],
      "interventions": [
        {
          "name": "Text messaging reminders",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Planned Parenthood League of Massachusetts",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "14 Years and older · Female only"
      },
      "enrollment_count": 82,
      "start_date": "2008-08",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2016-03-18",
      "last_synced_at": "2026-10-29T13:36:58.263Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00733707"
    },
    {
      "nct_id": "NCT03583515",
      "title": "Evaluating Within-Person and Between-Person Effects Of A Personalized Normative Feedback Intervention On Drinking As They Are Moderated By Self-Determination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Drinking"
      ],
      "interventions": [
        {
          "name": "Alcohol-Specific Personalized Normative Feedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social Media Personalized Normative Feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 136,
      "start_date": "2018-04-25",
      "completion_date": "2019-08-31",
      "has_results": false,
      "last_update_posted_date": "2020-04-02",
      "last_synced_at": "2026-10-29T13:36:58.263Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03583515"
    },
    {
      "nct_id": "NCT03671499",
      "title": "A Study for Testing Text Messaging and Newsletter as a Strategy for Interrupting Sedentary Behavior",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Social Cognitive Theory based text messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "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": 30,
      "start_date": "2018-03-27",
      "completion_date": "2019-10-25",
      "has_results": false,
      "last_update_posted_date": "2019-11-29",
      "last_synced_at": "2026-10-29T13:36:58.263Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03671499"
    },
    {
      "nct_id": "NCT03898349",
      "title": "eHealth Partnered Evaluation Initiative - Evaluation of the Initial Deployment of VA's Annie Texting System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Annie text messaging system",
          "type": "OTHER"
        },
        {
          "name": "Annie text messaging system with Usual implementation",
          "type": "OTHER"
        },
        {
          "name": "Annie text messaging system with Augmented implementation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 750,
      "start_date": "2015-10-01",
      "completion_date": "2017-09-30",
      "has_results": true,
      "last_update_posted_date": "2023-07-27",
      "last_synced_at": "2026-10-29T13:36:58.263Z",
      "location_count": 1,
      "location_summary": "Bedford, Massachusetts",
      "locations": [
        {
          "city": "Bedford",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03898349"
    },
    {
      "nct_id": "NCT06308081",
      "title": "Social Media Anti-Vaping Messages to Reduce ENDS Use Among Sexual and Gender Minority Teens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaping",
        "Adolescent Behavior",
        "Communication Research"
      ],
      "interventions": [
        {
          "name": "Tailored",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "13 Years to 20 Years"
      },
      "enrollment_count": 1155,
      "start_date": "2024-02-21",
      "completion_date": "2025-08-15",
      "has_results": false,
      "last_update_posted_date": "2026-08-14",
      "last_synced_at": "2026-10-29T13:36:58.263Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06308081"
    },
    {
      "nct_id": "NCT04081298",
      "title": "eHealth Diet and Physical Activity Program for the Improvement of Health in Rural Latino Cancer Survivors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Health Education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Physical Activity",
          "type": "OTHER"
        },
        {
          "name": "Health Promotion and Education: Text Messages",
          "type": "OTHER"
        },
        {
          "name": "Health Promotion and Education: Web Site",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire 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": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2021-09-16",
      "completion_date": "2022-02-25",
      "has_results": true,
      "last_update_posted_date": "2023-07-03",
      "last_synced_at": "2026-10-29T13:36:58.263Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04081298"
    },
    {
      "nct_id": "NCT02863887",
      "title": "Lifestyle Changes Through Exercise and Nutrition",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Weight loss intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 97,
      "start_date": "2016-06",
      "completion_date": "2017-09-23",
      "has_results": false,
      "last_update_posted_date": "2018-06-06",
      "last_synced_at": "2026-10-29T13:36:58.263Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02863887"
    },
    {
      "nct_id": "NCT03906110",
      "title": "Community Colorectal Cancer Awareness, Research, Education & Screening (C-CARES)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Community Colorectal Cancer Awareness, Research, Education & Screening (C-CARES) Materials",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contact Message",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Personalized One on One Education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fecal Immunochemical Test (FIT)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 327,
      "start_date": "2018-04-03",
      "completion_date": "2022-05-26",
      "has_results": false,
      "last_update_posted_date": "2023-04-20",
      "last_synced_at": "2026-10-29T13:36:58.263Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03906110"
    },
    {
      "nct_id": "NCT06446661",
      "title": "Using Text Messages to Improve Oral Chemotherapy for Adolescents and Adults With Acute Lymphoblastic Leukemia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Lymphoblastic Leukemia",
        "T-cell Lymphoblastic Lymphoma"
      ],
      "interventions": [
        {
          "name": "High Intensity",
          "type": "OTHER"
        },
        {
          "name": "No Text Messagings",
          "type": "OTHER"
        },
        {
          "name": "Low Intensity Text Messaging",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2026-05-19",
      "completion_date": "2028-06-15",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-10-29T13:36:58.263Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06446661"
    },
    {
      "nct_id": "NCT05897242",
      "title": "A Smartphone Application (ACT on Vaping) for Vaping Cessation in Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence",
        "Nicotine Addiction",
        "Nicotine Use Disorder",
        "Nicotine Vaping",
        "Vaping"
      ],
      "interventions": [
        {
          "name": "Smartphone app",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Text Message",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "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": 61,
      "start_date": "2024-01-04",
      "completion_date": "2024-04-26",
      "has_results": true,
      "last_update_posted_date": "2025-06-24",
      "last_synced_at": "2026-10-29T13:36:58.263Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05897242"
    }
  ]
}