{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone+message&page=26",
    "query": {
      "intervention": "Telephone message",
      "page": 26
    },
    "page_size": 10
  },
  "pagination": {
    "page": 26,
    "page_size": 10,
    "total_count": 769,
    "total_pages": 77,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone+message&page=27&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone+message&page=25&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T15:42:09.716Z",
  "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": "NCT00414817",
      "title": "Telephone-Based Program to Promote Inhaled Corticosteroid Adherence Among Individuals With Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Automated Phone-Based Refill Reminders",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14064,
      "start_date": "2007-06",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2017-01-30",
      "last_synced_at": "2026-10-26T15:42:09.716Z",
      "location_count": 2,
      "location_summary": "Honolulu, Hawaii • Portland, Oregon",
      "locations": [
        {
          "city": "Honolulu",
          "state": "Hawaii"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00414817"
    },
    {
      "nct_id": "NCT04418076",
      "title": "Project SMART Automated Pillbox Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV/AIDS",
        "Cocaine Use"
      ],
      "interventions": [
        {
          "name": "Group A_No feedback",
          "type": "DEVICE"
        },
        {
          "name": "Group B_Automated feedback",
          "type": "DEVICE"
        },
        {
          "name": "Group C_Automated feedback + Clinician feedback",
          "type": "DEVICE"
        },
        {
          "name": "Group D_Automated feedback + Social Network feedback",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 78,
      "start_date": "2017-06-08",
      "completion_date": "2020-08-18",
      "has_results": true,
      "last_update_posted_date": "2023-05-15",
      "last_synced_at": "2026-10-26T15:42:09.716Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04418076"
    },
    {
      "nct_id": "NCT05666323",
      "title": "Increasing Treatment for Obesity Among Underserved Populations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Single Text Messaging (TM1)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Navigation (PN)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Multiple Text Messaging (TM+)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "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": "2022-03-23",
      "completion_date": "2023-02-08",
      "has_results": false,
      "last_update_posted_date": "2024-05-31",
      "last_synced_at": "2026-10-26T15:42:09.716Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05666323"
    },
    {
      "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": "2026-10-26T15:42:09.716Z",
      "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": "NCT06698640",
      "title": "A Trial of AI-Powered Text Message Outreach on Well-Child Visit Completion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Well Child Visit",
        "Gaps in Care"
      ],
      "interventions": [
        {
          "name": "Automated SMS",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Automated SMS + Conversational AI Scheduling Assistance",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Traditional Passive Outreach",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Waymark",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "0 Years to 21 Years"
      },
      "enrollment_count": 2821,
      "start_date": "2025-06-01",
      "completion_date": "2026-03-17",
      "has_results": true,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-26T15:42:09.716Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06698640"
    },
    {
      "nct_id": "NCT04171596",
      "title": "Feasibility of Care Coordination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Care Coordination in Primary Care"
      ],
      "interventions": [
        {
          "name": "Primary care coordination",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2018-02-14",
      "completion_date": "2019-04-11",
      "has_results": false,
      "last_update_posted_date": "2019-11-21",
      "last_synced_at": "2026-10-26T15:42:09.716Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04171596"
    },
    {
      "nct_id": "NCT06732596",
      "title": "Sustaining Recovery for People on Opioid Agonist Treatment With Conversational Agents",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Embodied conversational agent (ECA)",
          "type": "OTHER"
        },
        {
          "name": "Technical support",
          "type": "OTHER"
        },
        {
          "name": "Additional ECA messages",
          "type": "OTHER"
        },
        {
          "name": "Additional incentives",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2025-10-30",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-30",
      "last_synced_at": "2026-10-26T15:42:09.716Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06732596"
    },
    {
      "nct_id": "NCT05490550",
      "title": "Comparing Insomnia Care As Usual to Digital Augmentation (CICADA)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Insomnia"
      ],
      "interventions": [
        {
          "name": "COAST-enhanced CBTI",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Military Treatment Facility Insomnia Care As Usual",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Noctem, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 188,
      "start_date": "2023-08-16",
      "completion_date": "2025-03",
      "has_results": false,
      "last_update_posted_date": "2024-03-21",
      "last_synced_at": "2026-10-26T15:42:09.716Z",
      "location_count": 1,
      "location_summary": "Lakewood, Washington",
      "locations": [
        {
          "city": "Lakewood",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05490550"
    },
    {
      "nct_id": "NCT01761643",
      "title": "CCTG 595: Text Messaging Intervention to Improve Adherence to PrEP in High-risk MSM",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Patient Adherence",
        "HIV Seronegativity"
      ],
      "interventions": [
        {
          "name": "SoC + iTab",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 398,
      "start_date": "2012-12-19",
      "completion_date": "2018-07-11",
      "has_results": true,
      "last_update_posted_date": "2020-06-30",
      "last_synced_at": "2026-10-26T15:42:09.716Z",
      "location_count": 4,
      "location_summary": "Long Beach, California • Los Angeles, California • San Diego, California + 1 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01761643"
    },
    {
      "nct_id": "NCT05608018",
      "title": "Preventing Distracted Driving Phase II",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Distracted Driving"
      ],
      "interventions": [
        {
          "name": "Intervention Bluetooth",
          "type": "OTHER"
        },
        {
          "name": "Intervention non-Bluetooth",
          "type": "OTHER"
        },
        {
          "name": "Control Bluetooth",
          "type": "OTHER"
        },
        {
          "name": "Control non-Bluetooth",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Minnesota HealthSolutions",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "16 Years to 75 Years"
      },
      "enrollment_count": 500,
      "start_date": "2023-06-26",
      "completion_date": "2024-07-23",
      "has_results": false,
      "last_update_posted_date": "2025-05-06",
      "last_synced_at": "2026-10-26T15:42:09.716Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05608018"
    }
  ]
}