{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phone+Calls&page=2",
    "query": {
      "intervention": "Phone Calls",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Phone+Calls&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T15:24:04.435Z",
  "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": "NCT00810901",
      "title": "Intervention to Motivate Teens to be a Designated Organ Donor on Driver's License",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tissue and Organ Procurement",
        "Alcohol Abstinence"
      ],
      "interventions": [
        {
          "name": "Organ Donor",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Alcohol Prevention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Hawaii",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "14 Years to 19 Years"
      },
      "enrollment_count": 429,
      "start_date": "2008-04",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2015-06-25",
      "last_synced_at": "2026-09-25T15:24:04.435Z",
      "location_count": 1,
      "location_summary": "Honolulu, Hawaii",
      "locations": [
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00810901"
    },
    {
      "nct_id": "NCT06872307",
      "title": "Intervention to Enhance PrEP Persistence",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Prevention",
        "HIV Infection Primary"
      ],
      "interventions": [
        {
          "name": "RAMP-It-Up Initiation, Adherence, and Retention Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brown University",
      "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": 300,
      "start_date": "2024-10-01",
      "completion_date": "2028-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-12",
      "last_synced_at": "2026-09-25T15:24:04.435Z",
      "location_count": 3,
      "location_summary": "Washington D.C., District of Columbia • Jackson, Mississippi • Providence, Rhode Island",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Jackson",
          "state": "Mississippi"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06872307"
    },
    {
      "nct_id": "NCT03923491",
      "title": "A Home-based Intervention to Improve the Diet Quality of Preschoolers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diet Modification"
      ],
      "interventions": [
        {
          "name": "Healthy Feeding, Healthy Eating",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Reading Readiness",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Rhode Island",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 63,
      "start_date": "2019-07-24",
      "completion_date": "2021-04-12",
      "has_results": true,
      "last_update_posted_date": "2023-12-18",
      "last_synced_at": "2026-09-25T15:24:04.435Z",
      "location_count": 1,
      "location_summary": "Kingston, Rhode Island",
      "locations": [
        {
          "city": "Kingston",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03923491"
    },
    {
      "nct_id": "NCT00683020",
      "title": "Harnessing Health IT for Self-Management Support and Medication Activation in a Medicaid Health Plan",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "ATSM Intervention",
          "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": 362,
      "start_date": "2009-04",
      "completion_date": "2012-04",
      "has_results": true,
      "last_update_posted_date": "2013-05-15",
      "last_synced_at": "2026-09-25T15:24:04.435Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00683020"
    },
    {
      "nct_id": "NCT03584646",
      "title": "Prehabilitation Intervention to Maximize Early Recovery (PRIMER) in Liver Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Liver Diseases",
        "End Stage Liver Disease",
        "Frailty"
      ],
      "interventions": [
        {
          "name": "Nokia GO Wearable StepTracker",
          "type": "DEVICE"
        },
        {
          "name": "Medication Reminder",
          "type": "OTHER"
        },
        {
          "name": "Weekly Check-in appointment with study team or provider",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "21 Years to 95 Years"
      },
      "enrollment_count": 30,
      "start_date": "2018-02-28",
      "completion_date": "2022-10-01",
      "has_results": false,
      "last_update_posted_date": "2023-01-11",
      "last_synced_at": "2026-09-25T15:24:04.435Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03584646"
    },
    {
      "nct_id": "NCT01038323",
      "title": "Drug and Talk Therapy for Fibromyalgia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Fibromyalgia"
      ],
      "interventions": [
        {
          "name": "CBT and milnacipran",
          "type": "OTHER"
        },
        {
          "name": "CBT with a placebo",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Educational with milnacipran",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Indiana University",
      "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": 58,
      "start_date": "2009-12",
      "completion_date": "2012-09",
      "has_results": true,
      "last_update_posted_date": "2017-03-06",
      "last_synced_at": "2026-09-25T15:24:04.435Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01038323"
    },
    {
      "nct_id": "NCT01387490",
      "title": "CONcussion Treatment After Combat Trauma (CONTACT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Traumatic Brain Injury"
      ],
      "interventions": [
        {
          "name": "Individualized Scheduled Telephone Support (ISTS)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care (UC)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "INTRuST, Post-Traumatic Stress Disorder - Traumatic Brain Injury Clinical Consortium",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 366,
      "start_date": "2011-06",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2016-03-04",
      "last_synced_at": "2026-09-25T15:24:04.435Z",
      "location_count": 4,
      "location_summary": "Durham, North Carolina • Fort Bragg, North Carolina • Fort Lewis, Washington + 1 more",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Fort Bragg",
          "state": "North Carolina"
        },
        {
          "city": "Fort Lewis",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01387490"
    },
    {
      "nct_id": "NCT01514279",
      "title": "Ideas Moving Parents and Adolescents to Change Together (IMPACT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obese"
      ],
      "interventions": [
        {
          "name": "HealthyCHANGE",
          "type": "BEHAVIORAL"
        },
        {
          "name": "SystemCHANGE",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Case Western Reserve University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "11 Years to 15 Years"
      },
      "enrollment_count": 360,
      "start_date": "2011-02-01",
      "completion_date": "2017-01-31",
      "has_results": true,
      "last_update_posted_date": "2020-08-25",
      "last_synced_at": "2026-09-25T15:24:04.435Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01514279"
    },
    {
      "nct_id": "NCT05201833",
      "title": "TRACK-TBI Longitudinal Biomarker Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Traumatic Brain Injury"
      ],
      "interventions": [
        {
          "name": "Telephone Outcome Assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "In-Person Outcome Assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "3T Magnetic Resonance Imaging (MRI)",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "PROCEDURE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2022-03-01",
      "completion_date": "2027-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-09-25T15:24:04.435Z",
      "location_count": 11,
      "location_summary": "San Francisco, California • Charlestown, Massachusetts • Cincinnati, Ohio + 8 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Charlestown",
          "state": "Massachusetts"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05201833"
    },
    {
      "nct_id": "NCT02072252",
      "title": "Mobile Phone App for Depression and Anxiety in Young Men Who Are Attracted to Men",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Depressive Symptoms",
        "Anxiety Generalized"
      ],
      "interventions": [
        {
          "name": "Mobile Phone Application",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "20 Years",
        "sex": "MALE",
        "summary": "17 Years to 20 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2017-08-14",
      "completion_date": "2017-08-14",
      "has_results": false,
      "last_update_posted_date": "2017-08-17",
      "last_synced_at": "2026-09-25T15:24:04.435Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02072252"
    }
  ]
}