{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phone+only&page=34",
    "query": {
      "intervention": "Phone only",
      "page": 34
    },
    "page_size": 10
  },
  "pagination": {
    "page": 34,
    "page_size": 10,
    "total_count": 821,
    "total_pages": 83,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phone+only&page=35&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phone+only&page=33&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-02T14:52:19.875Z",
  "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": "NCT04021602",
      "title": "Diabetes Prevention Program Feasibility Study of Breastfeeding",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pregnancy",
        "Overweight and Obesity"
      ],
      "interventions": [
        {
          "name": "Diabetes Prevention Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Breastfeeding Education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 35,
      "start_date": "2019-09-18",
      "completion_date": "2021-05-31",
      "has_results": true,
      "last_update_posted_date": "2025-01-13",
      "last_synced_at": "2026-11-02T14:52:19.875Z",
      "location_count": 2,
      "location_summary": "Lakin, Kansas • Wichita, Kansas",
      "locations": [
        {
          "city": "Lakin",
          "state": "Kansas"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04021602"
    },
    {
      "nct_id": "NCT03258905",
      "title": "Phone App for Grounding",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Substance-Related Disorders"
      ],
      "interventions": [
        {
          "name": "Grounding enhanced app",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Grounding text-only app",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Treatment Innovations",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 62,
      "start_date": "2019-11-01",
      "completion_date": "2020-09-03",
      "has_results": false,
      "last_update_posted_date": "2021-12-14",
      "last_synced_at": "2026-11-02T14:52:19.875Z",
      "location_count": 1,
      "location_summary": "Newton, Massachusetts",
      "locations": [
        {
          "city": "Newton",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03258905"
    },
    {
      "nct_id": "NCT01217047",
      "title": "Study on Functional Electrical Stimulation (FES) Cycling Following Spinal Cord Injury",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Spinal Cord Injury"
      ],
      "interventions": [
        {
          "name": "FES Cycling",
          "type": "DEVICE"
        },
        {
          "name": "Cycling without FES",
          "type": "DEVICE"
        },
        {
          "name": "Lumbar puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Mood assessment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "Hugo W. Moser Research Institute at Kennedy Krieger, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 11,
      "start_date": "2010-10",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2021-01-27",
      "last_synced_at": "2026-11-02T14:52:19.875Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01217047"
    },
    {
      "nct_id": "NCT03980743",
      "title": "Interactive Obesity Treatment Approach for Obesity Prevention in Adults With Early Serious Mental Illness: iOTA-SMI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Overweight",
        "Severe Mental Disorder"
      ],
      "interventions": [
        {
          "name": "iOTA text messaging intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Education text messaging intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 51,
      "start_date": "2020-07-15",
      "completion_date": "2022-05-31",
      "has_results": true,
      "last_update_posted_date": "2024-10-26",
      "last_synced_at": "2026-11-02T14:52:19.875Z",
      "location_count": 2,
      "location_summary": "Miami, Florida • St Louis, Missouri",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03980743"
    },
    {
      "nct_id": "NCT04131764",
      "title": "Diagnosis of ON With or Without MS or NMOSD",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis",
        "Neuromyelitis Optica Spectrum Disorder Attack",
        "Neuromyelitis Optica Spectrum Disorder Relapse",
        "Neuromyelitis Optica Spectrum Disorder Progression",
        "Optic Neuritis"
      ],
      "interventions": [
        {
          "name": "Reflex (Brightlamp Inc., Purdue University)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Jagannadha R Avasarala",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 112,
      "start_date": "2019-10-04",
      "completion_date": "2022-09-06",
      "has_results": false,
      "last_update_posted_date": "2022-11-14",
      "last_synced_at": "2026-11-02T14:52:19.875Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04131764"
    },
    {
      "nct_id": "NCT01499706",
      "title": "Telephone-delivered Behavioral Interventions to Reduce Risky Sexual Behavior in HIV-positive Late Middle-age and Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Unsafe Sex"
      ],
      "interventions": [
        {
          "name": "1-session of telephone-administered motivational interviewing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "4-session telephone-administered motivational interviewing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio University College of Osteopathic Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2009-11",
      "completion_date": "2010-10",
      "has_results": false,
      "last_update_posted_date": "2011-12-26",
      "last_synced_at": "2026-11-02T14:52:19.875Z",
      "location_count": 1,
      "location_summary": "Athens, Ohio",
      "locations": [
        {
          "city": "Athens",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01499706"
    },
    {
      "nct_id": "NCT00714532",
      "title": "Smoking Reduction and Cessation Interventions for Chinese",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Expert System Only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Expert System",
          "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": 298,
      "start_date": "2007-04",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2013-07-10",
      "last_synced_at": "2026-11-02T14:52:19.875Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00714532"
    },
    {
      "nct_id": "NCT02037152",
      "title": "Smartphone-based Mindfulness Training for Chronic Pain",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Body scan exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2014-01",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2014-10-27",
      "last_synced_at": "2026-11-02T14:52:19.875Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02037152"
    },
    {
      "nct_id": "NCT02943551",
      "title": "Dialogue Around Respiratory Illness Treatment",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Disease",
        "Acute Respiratory Infection",
        "Respiratory Infection",
        "Upper Respiratory Infection"
      ],
      "interventions": [
        {
          "name": "Online Tutorial",
          "type": "OTHER"
        },
        {
          "name": "Webinars",
          "type": "OTHER"
        },
        {
          "name": "Booster Sessions",
          "type": "OTHER"
        },
        {
          "name": "Feedback Reports",
          "type": "OTHER"
        },
        {
          "name": "Parent Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Seattle Children's Hospital",
      "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": 2728,
      "start_date": "2016-07-18",
      "completion_date": "2020-06-30",
      "has_results": false,
      "last_update_posted_date": "2019-07-16",
      "last_synced_at": "2026-11-02T14:52:19.875Z",
      "location_count": 20,
      "location_summary": "Paragould, Arkansas • Eureka, California • Durango, Colorado + 16 more",
      "locations": [
        {
          "city": "Paragould",
          "state": "Arkansas"
        },
        {
          "city": "Eureka",
          "state": "California"
        },
        {
          "city": "Durango",
          "state": "Colorado"
        },
        {
          "city": "Wallingford",
          "state": "Connecticut"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02943551"
    },
    {
      "nct_id": "NCT05338151",
      "title": "Promoting Alcohol Treatment Engagement Post-hospitalization",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use Disorder"
      ],
      "interventions": [
        {
          "name": "Brief Negotiated Interview (BNI)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "BNI+facilitated provision of MAUD",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief Negotiated Interview BNI+facilitated provision of MAUD+CBT4CBT",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "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": 417,
      "start_date": "2022-09-13",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-11-02T14:52:19.875Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05338151"
    }
  ]
}