{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Behavioral+weight+loss",
    "query": {
      "intervention": "Behavioral weight loss"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 748,
    "total_pages": 75,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Behavioral+weight+loss&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T17:42:38.717Z",
  "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": "NCT00396448",
      "title": "Effect of 2-year Administration of CP-945,598 on Weight Loss Efficacy and Safety.",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "CP-945,598 Treatment B",
          "type": "DRUG"
        },
        {
          "name": "CP-945,598 Treatment A",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 1253,
      "start_date": "2007-02",
      "completion_date": "2009-02",
      "has_results": false,
      "last_update_posted_date": "2012-11-07",
      "last_synced_at": "2026-09-02T17:42:38.717Z",
      "location_count": 15,
      "location_summary": "Peoria, Arizona • Newport Beach, California • Miami, Florida + 12 more",
      "locations": [
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Springfield",
          "state": "Illinois"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00396448"
    },
    {
      "nct_id": "NCT02731768",
      "title": "Nutrition, Exercise, and Technology for Weight Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Standard",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social support-enhanced",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fitbit Zip",
          "type": "DEVICE"
        },
        {
          "name": "Digital body weight scale",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2016-01",
      "completion_date": "2017-02",
      "has_results": false,
      "last_update_posted_date": "2018-09-18",
      "last_synced_at": "2026-09-02T17:42:38.717Z",
      "location_count": 1,
      "location_summary": "Columbia, South Carolina",
      "locations": [
        {
          "city": "Columbia",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02731768"
    },
    {
      "nct_id": "NCT01043718",
      "title": "Delivering an Evidence-Based Lifestyle Intervention Via the Internet: A Randomized Controlled Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "More-Intensive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Less-Intensive",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 120,
      "start_date": "2010-03",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2016-01-14",
      "last_synced_at": "2026-09-02T17:42:38.717Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01043718"
    },
    {
      "nct_id": "NCT00674518",
      "title": "Changing Healthy Outcomes In Clinic Environments",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Physical Inactivity",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "One on one counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Group/team - based health education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "PACE physician counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "30 Years to 65 Years"
      },
      "enrollment_count": 103,
      "start_date": "2005-01",
      "completion_date": "2009-03",
      "has_results": false,
      "last_update_posted_date": "2019-06-20",
      "last_synced_at": "2026-09-02T17:42:38.717Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00674518"
    },
    {
      "nct_id": "NCT02454517",
      "title": "Diet and Exercise Program to Promote Weight Loss and Improve Health in Men With Low- or Low-Intermediate-Risk Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Adenocarcinoma",
        "Stage I Prostate Cancer AJCC V7",
        "Stage IIA Prostate Cancer AJCC v7"
      ],
      "interventions": [
        {
          "name": "Behavioral Dietary Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Informational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "40 Years and older · Male only"
      },
      "enrollment_count": 117,
      "start_date": "2016-05-19",
      "completion_date": "2021-09-30",
      "has_results": true,
      "last_update_posted_date": "2023-01-04",
      "last_synced_at": "2026-09-02T17:42:38.717Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02454517"
    },
    {
      "nct_id": "NCT05488574",
      "title": "Effects of Novel Breathing Behavior Modification Yoga Positioning Integrated Program on Weight Loss",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Weight Loss",
        "Metabolism"
      ],
      "interventions": [
        {
          "name": "Deep breathing with Yoga positioning",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Touro University Nevada",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "20 Years to 70 Years"
      },
      "enrollment_count": 80,
      "start_date": "2022-09-20",
      "completion_date": "2022-11-23",
      "has_results": false,
      "last_update_posted_date": "2022-10-24",
      "last_synced_at": "2026-09-02T17:42:38.717Z",
      "location_count": 1,
      "location_summary": "Henderson, Nevada",
      "locations": [
        {
          "city": "Henderson",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05488574"
    },
    {
      "nct_id": "NCT01134874",
      "title": "The Comparison of a Technology-Based System and an In-Person Behavioral Weight Loss Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Standard weight loss intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard weight loss intervention plus technology",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Technology only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "John M. Jakicic, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 51,
      "start_date": "2009-08",
      "completion_date": "2010-09",
      "has_results": false,
      "last_update_posted_date": "2015-08-05",
      "last_synced_at": "2026-09-02T17:42:38.717Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01134874"
    },
    {
      "nct_id": "NCT00177762",
      "title": "Dose-Response of Exercise on Long-Term Weight Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Obesity",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "behavior weight loss",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 45 Years · Female only"
      },
      "enrollment_count": 200,
      "start_date": "1999-09",
      "completion_date": "2002-12",
      "has_results": false,
      "last_update_posted_date": "2005-09-15",
      "last_synced_at": "2026-09-02T17:42:38.717Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00177762"
    },
    {
      "nct_id": "NCT02109068",
      "title": "Lifestyle, Exercise and Nutrition Study 1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Weight Loss Counseling- Phone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Weight Loss Counseling- In-Person",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 75 Years · Female only"
      },
      "enrollment_count": 100,
      "start_date": "2011-01",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2014-04-09",
      "last_synced_at": "2026-09-02T17:42:38.717Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02109068"
    },
    {
      "nct_id": "NCT00883350",
      "title": "Evaluation of the Remote Intervention for Diet and Exercise (RIDE)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "RIDE e-health application",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Pennington Biomedical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 40,
      "start_date": "2009-05",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2024-12-03",
      "last_synced_at": "2026-09-02T17:42:38.717Z",
      "location_count": 1,
      "location_summary": "Baton Rouge, Louisiana",
      "locations": [
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00883350"
    }
  ]
}