{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Short+Message+System+%28SMS%29",
    "query": {
      "intervention": "Short Message System (SMS)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 11,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Short+Message+System+%28SMS%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-13T05:56:53.498Z",
  "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": "NCT03596242",
      "title": "SMS System for Patients With Uncontrolled Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "SMS System",
          "type": "OTHER"
        },
        {
          "name": "blood pressure control education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2021-03-09",
      "completion_date": "2021-12-06",
      "has_results": true,
      "last_update_posted_date": "2023-09-28",
      "last_synced_at": "2026-09-13T05:56:53.498Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03596242"
    },
    {
      "nct_id": "NCT06745180",
      "title": "Making Healthy Habits Stick",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer",
        "Physical Activity",
        "Cancer Survivor",
        "Cancer Survivorship"
      ],
      "interventions": [
        {
          "name": "Short Message System (SMS)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peer Coach",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peer Coach and SMS",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Tennessee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "19 Years and older · Female only"
      },
      "enrollment_count": 260,
      "start_date": "2025-01-27",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-01",
      "last_synced_at": "2026-09-13T05:56:53.498Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Memphis, Tennessee",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06745180"
    },
    {
      "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": "2026-09-13T05:56:53.498Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01640379"
    },
    {
      "nct_id": "NCT04238247",
      "title": "Tiny Cargo, Big Deal! An ED-Based Study of Child Passenger Safety Behaviors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Accident, Traffic"
      ],
      "interventions": [
        {
          "name": "Tiny Cargo, Big Deal/Abróchame Bien, Cuídame Bien (TCBD/ABCB) Basic Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tiny Cargo, Big Deal/Abróchame Bien, Cuídame Bien (TCBD/ABCB) Enhanced Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ann & Robert H Lurie Children's Hospital of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "10 Years",
        "sex": "ALL",
        "summary": "6 Months to 10 Years"
      },
      "enrollment_count": 513,
      "start_date": "2020-02-05",
      "completion_date": "2023-10-31",
      "has_results": true,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-09-13T05:56:53.498Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04238247"
    },
    {
      "nct_id": "NCT06969261",
      "title": "Adapting the Penny Chatbot for Perinatal OUD Patients: COPILOT",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Perinatal Opioid Use Disorder",
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Penny COPILOT",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 20,
      "start_date": "2026-01-01",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-09-13T05:56:53.498Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06969261"
    },
    {
      "nct_id": "NCT03881891",
      "title": "Optimizing Acute Post-Operative Dental Pain Management Using New Health Information Technology",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Postoperative",
        "Complication, Postoperative"
      ],
      "interventions": [
        {
          "name": "Follow-app intervention arm",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1525,
      "start_date": "2020-02-03",
      "completion_date": "2022-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-08-04",
      "last_synced_at": "2026-09-13T05:56:53.498Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • Hillsboro, Oregon",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Hillsboro",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03881891"
    },
    {
      "nct_id": "NCT02724969",
      "title": "A Mobile, Semi-automated Text Message-based Intervention to Prevent Perceived Low or Insufficient Milk Supply",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Feeding"
      ],
      "interventions": [
        {
          "name": "MILK or Text4Baby text message intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "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": 250,
      "start_date": "2017-02-10",
      "completion_date": "2019-05-13",
      "has_results": true,
      "last_update_posted_date": "2025-02-12",
      "last_synced_at": "2026-09-13T05:56:53.498Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02724969"
    },
    {
      "nct_id": "NCT05009251",
      "title": "Using Explainable AI Risk Predictions to Nudge Influenza Vaccine Uptake",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza",
        "Vaccination",
        "Health Promotion",
        "Health Behavior",
        "Risk Reduction"
      ],
      "interventions": [
        {
          "name": "Reminder",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Risk reduction",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Medical records-based recommendation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Algorithm-based recommendation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Bureau of Economic Research, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 45061,
      "start_date": "2021-09-09",
      "completion_date": "2022-07-31",
      "has_results": true,
      "last_update_posted_date": "2025-01-03",
      "last_synced_at": "2026-09-13T05:56:53.498Z",
      "location_count": 1,
      "location_summary": "Danville, Pennsylvania",
      "locations": [
        {
          "city": "Danville",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05009251"
    },
    {
      "nct_id": "NCT03120936",
      "title": "The Stay Study: A Demonstration Project Advancing PrEP Delivery in the San Francisco Bay Area Transgender Community",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Transgender Persons",
        "Pre-Exposure Prophylaxis"
      ],
      "interventions": [
        {
          "name": "Emtricitabine / Tenofovir Disoproxil Oral Tablet",
          "type": "DRUG"
        },
        {
          "name": "PrEP support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Public Health Foundation Enterprises, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 158,
      "start_date": "2017-08-08",
      "completion_date": "2020-12-01",
      "has_results": false,
      "last_update_posted_date": "2021-04-21",
      "last_synced_at": "2026-09-13T05:56:53.498Z",
      "location_count": 5,
      "location_summary": "Fremont, California • San Francisco, California",
      "locations": [
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03120936"
    },
    {
      "nct_id": "NCT03419156",
      "title": "Effect of a Short Message Service Intervention on Patients With Short Bowel Syndrome",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Short Bowel Syndrome"
      ],
      "interventions": [
        {
          "name": "Text Message Arm Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "St. Louis University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 5,
      "start_date": "2018-02-20",
      "completion_date": "2019-03-21",
      "has_results": false,
      "last_update_posted_date": "2019-03-29",
      "last_synced_at": "2026-09-13T05:56:53.498Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03419156"
    }
  ]
}