{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone&page=6",
    "query": {
      "intervention": "Telephone",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 5061,
    "total_pages": 507,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Telephone&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T03:13:54.447Z",
  "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": "NCT01846520",
      "title": "Family Caregiver Palliative Care Intervention in Supporting Caregivers of Patients With Stage II-IV Gastrointestinal, Gynecologic, Urologic and Lung Cancers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Subject",
        "Localized Transitional Cell Cancer of the Renal Pelvis and Ureter",
        "Metastatic Transitional Cell Cancer of the Renal Pelvis and Ureter",
        "Psychosocial Effects of Cancer and Its Treatment",
        "Recurrent Bladder Cancer",
        "Recurrent Cervical Cancer",
        "Recurrent Colon Cancer",
        "Recurrent Gastric Cancer",
        "Recurrent Ovarian Epithelial Cancer",
        "Recurrent Ovarian Germ Cell Tumor",
        "Recurrent Pancreatic Cancer",
        "Recurrent Rectal Cancer",
        "Recurrent Renal Cell Cancer",
        "Recurrent Transitional Cell Cancer of the Renal Pelvis and Ureter",
        "Recurrent Urethral Cancer",
        "Recurrent Uterine Sarcoma",
        "Regional Transitional Cell Cancer of the Renal Pelvis and Ureter",
        "Stage II Bladder Cancer",
        "Stage II Renal Cell Cancer",
        "Stage II Urethral Cancer",
        "Stage IIA Cervical Cancer",
        "Stage IIA Colon Cancer",
        "Stage IIA Gastric Cancer",
        "Stage IIA Ovarian Epithelial Cancer",
        "Stage IIA Ovarian Germ Cell Tumor",
        "Stage IIA Pancreatic Cancer",
        "Stage IIA Rectal Cancer",
        "Stage IIA Uterine Sarcoma",
        "Stage IIB Cervical Cancer",
        "Stage IIB Colon Cancer",
        "Stage IIB Gastric Cancer",
        "Stage IIB Ovarian Epithelial Cancer",
        "Stage IIB Ovarian Germ Cell Tumor",
        "Stage IIB Pancreatic Cancer",
        "Stage IIB Rectal Cancer",
        "Stage IIB Uterine Sarcoma",
        "Stage IIC Colon Cancer",
        "Stage IIC Ovarian Epithelial Cancer",
        "Stage IIC Ovarian Germ Cell Tumor",
        "Stage IIC Rectal Cancer",
        "Stage III Bladder Cancer",
        "Stage III Pancreatic Cancer",
        "Stage III Renal Cell Cancer",
        "Stage III Urethral Cancer",
        "Stage IIIA Cervical Cancer",
        "Stage IIIA Colon Cancer",
        "Stage IIIA Gastric Cancer",
        "Stage IIIA Ovarian Epithelial Cancer",
        "Stage IIIA Ovarian Germ Cell Tumor",
        "Stage IIIA Rectal Cancer",
        "Stage IIIA Uterine Sarcoma",
        "Stage IIIB Cervical Cancer",
        "Stage IIIB Colon Cancer",
        "Stage IIIB Gastric Cancer",
        "Stage IIIB Ovarian Epithelial Cancer",
        "Stage IIIB Ovarian Germ Cell Tumor",
        "Stage IIIB Rectal Cancer",
        "Stage IIIB Uterine Sarcoma",
        "Stage IIIC Colon Cancer",
        "Stage IIIC Gastric Cancer",
        "Stage IIIC Ovarian Epithelial Cancer",
        "Stage IIIC Ovarian Germ Cell Tumor",
        "Stage IIIC Rectal Cancer",
        "Stage IIIC Uterine Sarcoma",
        "Stage IV Bladder Cancer",
        "Stage IV Gastric Cancer",
        "Stage IV Ovarian Epithelial Cancer",
        "Stage IV Ovarian Germ Cell Tumor",
        "Stage IV Pancreatic Cancer",
        "Stage IV Renal Cell Cancer",
        "Stage IV Urethral Cancer",
        "Stage IVA Cervical Cancer",
        "Stage IVA Colon Cancer",
        "Stage IVA Rectal Cancer",
        "Stage IVA Uterine Sarcoma",
        "Stage IVB Cervical Cancer",
        "Stage IVB Colon Cancer",
        "Stage IVB Rectal Cancer",
        "Stage IVB Uterine Sarcoma",
        "Ureter Cancer",
        "Stage IIA Lung Carcinoma",
        "Stage IIB Lung Carcinoma",
        "Stage IIIA Lung Carcinoma",
        "Stage IIIB Lung Carcinoma"
      ],
      "interventions": [
        {
          "name": "educational intervention",
          "type": "OTHER"
        },
        {
          "name": "telephone-based intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2013-10-29",
      "completion_date": "2019-05-23",
      "has_results": false,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-10-25T03:13:54.447Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01846520"
    },
    {
      "nct_id": "NCT00461162",
      "title": "Dyspnea Self-Management: Internet or Face-to-Face",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [
        {
          "name": "Internet DSMP",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Face-to-Face Dyspnea Self-management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Attention Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 125,
      "start_date": "2007-01",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2014-08-18",
      "last_synced_at": "2026-10-25T03:13:54.447Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • Seattle, Washington",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00461162"
    },
    {
      "nct_id": "NCT05301361",
      "title": "Sensitivity of the NIH Toolbox to Stimulant Treatment in Intellectual Disabilities",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Intellectual Disability",
        "Fragile X Syndrome",
        "Down Syndrome",
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Methylphenidate Oral Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "6 Years to 24 Years"
      },
      "enrollment_count": 68,
      "start_date": "2023-02-01",
      "completion_date": "2026-09-29",
      "has_results": false,
      "last_update_posted_date": "2025-12-15",
      "last_synced_at": "2026-10-25T03:13:54.447Z",
      "location_count": 3,
      "location_summary": "Sacramento, California • Chicago, Illinois • Cincinnati, Ohio",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05301361"
    },
    {
      "nct_id": "NCT01671189",
      "title": "Automated SMS-Based Appointment Validation Tool",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Diabetes Mellitus Type 2",
        "Adult-onset Diabetes"
      ],
      "interventions": [
        {
          "name": "SMS Reminder Software Tool",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medic Mobile",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2012-10",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2012-08-23",
      "last_synced_at": "2026-10-25T03:13:54.447Z",
      "location_count": 1,
      "location_summary": "San Mateo, California",
      "locations": [
        {
          "city": "San Mateo",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01671189"
    },
    {
      "nct_id": "NCT03970642",
      "title": "Video Directly Observed Therapy (VDOT) to Improve Medication Adherence",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "Video directly observed therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2019-05-27",
      "completion_date": "2020-04-15",
      "has_results": false,
      "last_update_posted_date": "2022-02-01",
      "last_synced_at": "2026-10-25T03:13:54.447Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03970642"
    },
    {
      "nct_id": "NCT04301986",
      "title": "Patient Acceptance and Preference Among Screening Modalities for Detection of Barrett's Esophagus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Barrett Esophagus",
        "GERD"
      ],
      "interventions": [
        {
          "name": "Cytosponge",
          "type": "DEVICE"
        },
        {
          "name": "Transnasal Endoscopy (TNE)",
          "type": "DEVICE"
        },
        {
          "name": "Esophagogastroduodenoscopy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "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": "2020-08-11",
      "completion_date": "2022-05-10",
      "has_results": true,
      "last_update_posted_date": "2023-05-08",
      "last_synced_at": "2026-10-25T03:13:54.447Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04301986"
    },
    {
      "nct_id": "NCT04870957",
      "title": "The Back Pain Consortium Research Program Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Low-back Pain"
      ],
      "interventions": [
        {
          "name": "PainGuide",
          "type": "BEHAVIORAL"
        },
        {
          "name": "MBSR",
          "type": "BEHAVIORAL"
        },
        {
          "name": "PT and exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self -administered acupressure",
          "type": "DEVICE"
        },
        {
          "name": "Duloxetine",
          "type": "DRUG"
        },
        {
          "name": "Pro-Diary monitor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "25 Years to 70 Years"
      },
      "enrollment_count": 494,
      "start_date": "2021-06-09",
      "completion_date": "2025-04-14",
      "has_results": true,
      "last_update_posted_date": "2025-12-05",
      "last_synced_at": "2026-10-25T03:13:54.447Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04870957"
    },
    {
      "nct_id": "NCT03700775",
      "title": "Hypertension Management Using Telemonitoring",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Remote Telemonitoring",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Mississippi 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": 120,
      "start_date": "2018-09-17",
      "completion_date": "2020-06-22",
      "has_results": false,
      "last_update_posted_date": "2020-07-20",
      "last_synced_at": "2026-10-25T03:13:54.447Z",
      "location_count": 1,
      "location_summary": "Jackson, Mississippi",
      "locations": [
        {
          "city": "Jackson",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03700775"
    },
    {
      "nct_id": "NCT04297969",
      "title": "Hyperopia Detection GCK With Glow Fixation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amblyopia Bilateral",
        "Hyperopia of Both Eyes",
        "Astigmatism Bilateral",
        "Accommodation Disorder"
      ],
      "interventions": [
        {
          "name": "objective pediatric vision screen \"GCK glow fixation\"",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Alaska Blind Child Discovery",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "1 Month to 20 Years"
      },
      "enrollment_count": 133,
      "start_date": "2019-10-14",
      "completion_date": "2020-03-03",
      "has_results": false,
      "last_update_posted_date": "2020-10-19",
      "last_synced_at": "2026-10-25T03:13:54.447Z",
      "location_count": 1,
      "location_summary": "Anchorage, Alaska",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04297969"
    },
    {
      "nct_id": "NCT01363245",
      "title": "Effectiveness of Smoking-cessation Interventions for Urban Hospital Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Telephone Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fax-to-quit",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1618,
      "start_date": "2011-07",
      "completion_date": "2015-04",
      "has_results": false,
      "last_update_posted_date": "2015-07-02",
      "last_synced_at": "2026-10-25T03:13:54.447Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01363245"
    }
  ]
}