{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Counseling%2FPhone+Calls&page=2",
    "query": {
      "intervention": "Counseling/Phone Calls",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 323,
    "total_pages": 33,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Counseling%2FPhone+Calls&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Counseling%2FPhone+Calls&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T05:57:33.372Z",
  "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": "NCT00563264",
      "title": "KAN-DO: A Family-based Intervention to Prevent Childhood Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Prevention & Control",
        "Postpartum Period"
      ],
      "interventions": [
        {
          "name": "KAN-DO",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 832,
      "start_date": "2007-10",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2014-07-11",
      "last_synced_at": "2026-10-04T05:57:33.372Z",
      "location_count": 2,
      "location_summary": "Durham, North Carolina • Greensboro, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Greensboro",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00563264"
    },
    {
      "nct_id": "NCT00464009",
      "title": "Development and Evaluation of a Medical Intervention for Early Childhood Caries",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Early Childhood Dental Caries"
      ],
      "interventions": [
        {
          "name": "Continuing medical education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 120,
      "start_date": "2001-02",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2010-01-29",
      "last_synced_at": "2026-10-04T05:57:33.372Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00464009"
    },
    {
      "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": "2026-10-04T05:57:33.372Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01920620"
    },
    {
      "nct_id": "NCT01079845",
      "title": "A Cooking and Eating Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Polycystic Ovary Syndrome"
      ],
      "interventions": [
        {
          "name": "Nutrition Education, Dietary Counseling, and Cooking",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "21 Years",
        "sex": "FEMALE",
        "summary": "13 Years to 21 Years · Female only"
      },
      "enrollment_count": 19,
      "start_date": "2010-07",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2015-02-05",
      "last_synced_at": "2026-10-04T05:57:33.372Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01079845"
    },
    {
      "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": "2026-10-04T05:57:33.372Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01867983"
    },
    {
      "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": "2026-10-04T05:57:33.372Z",
      "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": "NCT01122238",
      "title": "Identifying Treatments to Motivate Smokers to Quit",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking",
        "Smoking Cessation",
        "Motivation",
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "Nicotine Gum",
          "type": "DRUG"
        },
        {
          "name": "Motivational Interviewing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Smoking Reduction",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No Intervention",
          "type": "OTHER"
        },
        {
          "name": "Nicotine Patch + Nicotine Gum",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 517,
      "start_date": "2010-06",
      "completion_date": "2014-05",
      "has_results": true,
      "last_update_posted_date": "2015-12-16",
      "last_synced_at": "2026-10-04T05:57:33.372Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01122238"
    },
    {
      "nct_id": "NCT00862368",
      "title": "Sustaining Smoking Cessation in Smokers With Kids With Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "PAM",
          "type": "BEHAVIORAL"
        },
        {
          "name": "PAM-Enhanced/Asthma Counseling Phone Calls",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Follow-Up Phone Calls - Child Wellness Topic",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The Miriam Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 573,
      "start_date": "2005-10",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2012-04-25",
      "last_synced_at": "2026-10-04T05:57:33.372Z",
      "location_count": 5,
      "location_summary": "Fall River, Massachusetts • Pawtucket, Rhode Island • Providence, Rhode Island + 1 more",
      "locations": [
        {
          "city": "Fall River",
          "state": "Massachusetts"
        },
        {
          "city": "Pawtucket",
          "state": "Rhode Island"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        },
        {
          "city": "Warwick",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00862368"
    },
    {
      "nct_id": "NCT01156610",
      "title": "Tobacco Treatment Outreach to Reduce Disparities for Primary Care Populations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Tobacco Treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 706,
      "start_date": "2011-11",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2014-03-06",
      "last_synced_at": "2026-10-04T05:57:33.372Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01156610"
    },
    {
      "nct_id": "NCT01486290",
      "title": "Identifying and Overcoming Barriers to Diabetes Management in the Elderly: A Cost-effective Intervention Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Behavioral",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Joslin Diabetes Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "69 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "69 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2007-07",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2014-03-28",
      "last_synced_at": "2026-10-04T05:57:33.372Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01486290"
    }
  ]
}