{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Daily+SMS+text+messaging",
    "query": {
      "intervention": "Daily SMS text messaging"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 303,
    "total_pages": 31,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Daily+SMS+text+messaging&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-12T21:05:52.648Z",
  "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": "NCT02785848",
      "title": "Identifying Barriers and Strategies to Support Self-efficacy for Medication Adherence With Text Messaging",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Interviews and Surveys",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "12 Years to 70 Years"
      },
      "enrollment_count": 70,
      "start_date": "2016-05",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2025-09-16",
      "last_synced_at": "2026-09-12T21:05:52.648Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02785848"
    },
    {
      "nct_id": "NCT04547413",
      "title": "STI/HIV Intervention Behavioral Intervention Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sexually Transmitted Infections"
      ],
      "interventions": [
        {
          "name": "STI/HIV Intervention Behavioral Intervention Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Madigan Army Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 155,
      "start_date": "2020-11-04",
      "completion_date": "2024-03-10",
      "has_results": false,
      "last_update_posted_date": "2024-12-20",
      "last_synced_at": "2026-09-12T21:05:52.648Z",
      "location_count": 2,
      "location_summary": "Fayetteville, North Carolina • Tacoma, Washington",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "North Carolina"
        },
        {
          "city": "Tacoma",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04547413"
    },
    {
      "nct_id": "NCT05996419",
      "title": "Intervention to Reduce Safety Behaviors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Social Anxiety"
      ],
      "interventions": [
        {
          "name": "DSB-I",
          "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": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2024-07-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-27",
      "last_synced_at": "2026-09-12T21:05:52.648Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05996419"
    },
    {
      "nct_id": "NCT05074173",
      "title": "Text My Hypertension BP Meds NOLA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Text",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Tulane University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2022-03-10",
      "completion_date": "2022-05-28",
      "has_results": true,
      "last_update_posted_date": "2023-08-21",
      "last_synced_at": "2026-09-12T21:05:52.648Z",
      "location_count": 2,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05074173"
    },
    {
      "nct_id": "NCT04484272",
      "title": "A Stress and Pain Self-management m-Health App for Adult Outpatients With Sickle Cell Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Self-monitoring of pain, stress, and opioid use + alerts/reminders + use of YCWS. [three video banks of RDE + Support]).",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-monitoring of pain, stress, and opioid use + alerts/reminders.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 239,
      "start_date": "2021-04-29",
      "completion_date": "2026-03-13",
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-09-12T21:05:52.648Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04484272"
    },
    {
      "nct_id": "NCT07462403",
      "title": "A Prolonged Nightly Fasting for Men on ADT for PCa",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Prolonged Nightly Fasting (PNF+)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Healthy Diet Text Messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 40,
      "start_date": "2024-05-02",
      "completion_date": "2025-05-02",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-09-12T21:05:52.648Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07462403"
    },
    {
      "nct_id": "NCT01989065",
      "title": "Healthy Lifestyles Program for You (HLP4U): Augmenting Childhood Obesity Treatment.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pediatric Obesity"
      ],
      "interventions": [
        {
          "name": "Lifestyle counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Text Messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "5 Years to 12 Years"
      },
      "enrollment_count": 101,
      "start_date": "2014-09",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2015-12-03",
      "last_synced_at": "2026-09-12T21:05:52.648Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01989065"
    },
    {
      "nct_id": "NCT03062267",
      "title": "Effectiveness of a Mobile Texting Intervention for People With Serious Mental Illness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizoaffective Disorder",
        "Schizophrenia",
        "Bipolar Disorder",
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Mobile Interventionist",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 49,
      "start_date": "2017-10-01",
      "completion_date": "2020-05-31",
      "has_results": true,
      "last_update_posted_date": "2020-11-09",
      "last_synced_at": "2026-09-12T21:05:52.648Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Spokane, Washington",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03062267"
    },
    {
      "nct_id": "NCT04546971",
      "title": "Using Telehealth to Address Alcohol Misuse in HIV Care",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Drinking",
        "HIV Viremia"
      ],
      "interventions": [
        {
          "name": "Brief Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Telehealth Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Text messaging",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2021-06-22",
      "completion_date": "2026-05-15",
      "has_results": false,
      "last_update_posted_date": "2025-08-18",
      "last_synced_at": "2026-09-12T21:05:52.648Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04546971"
    },
    {
      "nct_id": "NCT02090634",
      "title": "Texting to Improve Adherence in HIV+ With Bipolar Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Disease",
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Psychoeducation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "individualized Texting for Adherence Building (iTAB)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 58,
      "start_date": "2010-04",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2021-08-27",
      "last_synced_at": "2026-09-12T21:05:52.648Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02090634"
    }
  ]
}