{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Group+phone+counseling&page=3",
    "query": {
      "intervention": "Group phone counseling",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 468,
    "total_pages": 47,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Group+phone+counseling&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Group+phone+counseling&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T00:58:25.910Z",
  "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": "NCT02274064",
      "title": "Motivating Type O- Blood Donors to Return",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Blood Donors"
      ],
      "interventions": [
        {
          "name": "Motivational Interview and Implementation Intention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 598,
      "start_date": "2014-11",
      "completion_date": "2016-08",
      "has_results": false,
      "last_update_posted_date": "2016-09-27",
      "last_synced_at": "2026-10-04T00:58:25.910Z",
      "location_count": 1,
      "location_summary": "Athens, Ohio",
      "locations": [
        {
          "city": "Athens",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02274064"
    },
    {
      "nct_id": "NCT01360814",
      "title": "Structured Multidisciplinary Intervention or Standard Medical Care in Improving Quality of Life in Patients Receiving Active Cancer Treatment",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "telephone-based intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "counseling intervention",
          "type": "OTHER"
        },
        {
          "name": "exercise intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "educational intervention",
          "type": "OTHER"
        },
        {
          "name": "standard follow-up care",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 138,
      "start_date": "2005-01",
      "completion_date": "2018-07-02",
      "has_results": false,
      "last_update_posted_date": "2019-12-18",
      "last_synced_at": "2026-10-04T00:58:25.910Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01360814"
    },
    {
      "nct_id": "NCT01920620",
      "title": "Inpatient Obesity Intervention With Phone Follow-up",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Inpatient weight loss counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Motivational interviewing and troubleshooting via phone",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern 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": 176,
      "start_date": "2011-01",
      "completion_date": "2015-08",
      "has_results": false,
      "last_update_posted_date": "2016-01-20",
      "last_synced_at": "2026-10-04T00:58:25.910Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01920620"
    },
    {
      "nct_id": "NCT01867983",
      "title": "Comparative Effectiveness of Adding Weight Control to Smoking Cessation Quitlines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking",
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Weight gain prevention and smoking cessation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Smoking cessation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Consumer Wellness Solutions",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2540,
      "start_date": "2013-08",
      "completion_date": "2016-03",
      "has_results": false,
      "last_update_posted_date": "2016-04-15",
      "last_synced_at": "2026-10-04T00:58:25.910Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01867983"
    },
    {
      "nct_id": "NCT02957513",
      "title": "The Management of Diabetes in Everyday Life Program",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes Mellitus",
        "Chronic Disease"
      ],
      "interventions": [
        {
          "name": "Text Messaging (TM)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Coaching (HC)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Usual Care (EC)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Tennessee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 646,
      "start_date": "2016-11-01",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-10-10",
      "last_synced_at": "2026-10-04T00:58:25.910Z",
      "location_count": 19,
      "location_summary": "Holly Springs, Mississippi • Bartlett, Tennessee • Covington, Tennessee + 2 more",
      "locations": [
        {
          "city": "Holly Springs",
          "state": "Mississippi"
        },
        {
          "city": "Bartlett",
          "state": "Tennessee"
        },
        {
          "city": "Covington",
          "state": "Tennessee"
        },
        {
          "city": "Jackson",
          "state": "Tennessee"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02957513"
    },
    {
      "nct_id": "NCT00644202",
      "title": "A Pilot Weight Control Intervention at HPHC",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Counseling Sessions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Specialized Website",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Telephone Counseling Calls",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 101,
      "start_date": "2006-05",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2008-03-26",
      "last_synced_at": "2026-10-04T00:58:25.910Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00644202"
    },
    {
      "nct_id": "NCT02347202",
      "title": "Tools for Distance Delivery of an Evidence-based AD Family Caregiver Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer's Disease",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Online counseling via Zoom teleconferencing",
          "type": "OTHER"
        },
        {
          "name": "Telephone support as needed",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "125 Years",
        "sex": "ALL",
        "summary": "21 Years to 125 Years"
      },
      "enrollment_count": 135,
      "start_date": "2015-10",
      "completion_date": "2020-03-04",
      "has_results": false,
      "last_update_posted_date": "2022-01-11",
      "last_synced_at": "2026-10-04T00:58:25.910Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02347202"
    },
    {
      "nct_id": "NCT03775616",
      "title": "Financial Navigation Program Intervention in Supporting Patients With Solid Tumors and Their Caregivers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Caregiver",
        "Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2017-11-15",
      "completion_date": "2019-05-15",
      "has_results": false,
      "last_update_posted_date": "2019-05-20",
      "last_synced_at": "2026-10-04T00:58:25.910Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03775616"
    },
    {
      "nct_id": "NCT01791803",
      "title": "Smoking Cessation After Hospitalization for a Cardiopulmonary Illness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "hypnotherapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "North Shore Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 164,
      "start_date": "2006-01",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2017-05-19",
      "last_synced_at": "2026-10-04T00:58:25.910Z",
      "location_count": 1,
      "location_summary": "Salem, Massachusetts",
      "locations": [
        {
          "city": "Salem",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01791803"
    },
    {
      "nct_id": "NCT02742610",
      "title": "Smoking Cessation Intervention for Smokers With Depression Receiving Outpatient Psychiatric Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Mindfulness with Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Active Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Fordham University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2015-11",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2019-01-15",
      "last_synced_at": "2026-10-04T00:58:25.910Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02742610"
    }
  ]
}