{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Parent+Only+Phone+Call",
    "query": {
      "intervention": "Parent Only Phone Call"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 17,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Parent+Only+Phone+Call&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T06:04:41.706Z",
  "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": "NCT04731506",
      "title": "Family Connections: Cultural Adaptation and Feasibility Testing for Rural Latino Communities",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Childhood Obesity"
      ],
      "interventions": [
        {
          "name": "Family Connections",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Years and older"
      },
      "enrollment_count": 76,
      "start_date": "2021-06-01",
      "completion_date": "2025-04-22",
      "has_results": true,
      "last_update_posted_date": "2026-02-06",
      "last_synced_at": "2026-09-02T06:04:41.706Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04731506"
    },
    {
      "nct_id": "NCT04317664",
      "title": "Intervention to Improve Driving Practices Among High-Risk Teen Drivers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Drive",
        "Recidivism",
        "Communication",
        "Feedback, Psychological"
      ],
      "interventions": [
        {
          "name": "In-vehicle device",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Parent Communication",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT",
        "BEHAVIORAL"
      ],
      "sponsor": "Ginger Yang",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "16 Years to 17 Years"
      },
      "enrollment_count": 240,
      "start_date": "2020-09-28",
      "completion_date": "2025-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-02-23",
      "last_synced_at": "2026-09-02T06:04:41.706Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04317664"
    },
    {
      "nct_id": "NCT03913013",
      "title": "Technology Enhanced Family Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Mood Disorders",
        "Bipolar Disorder",
        "Major Depression"
      ],
      "interventions": [
        {
          "name": "Family-Focused Treatment with MCC App",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "13 Years to 19 Years"
      },
      "enrollment_count": 65,
      "start_date": "2018-11-15",
      "completion_date": "2021-10-20",
      "has_results": true,
      "last_update_posted_date": "2024-05-28",
      "last_synced_at": "2026-09-02T06:04:41.706Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03913013"
    },
    {
      "nct_id": "NCT01591239",
      "title": "Home-Based Program to Help Parents of Drug Abusing Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance-Related Disorders",
        "Drug Addiction",
        "Substance Abuse"
      ],
      "interventions": [
        {
          "name": "Home-Based Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Educational Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Treatment Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "12 Years to 19 Years"
      },
      "enrollment_count": 286,
      "start_date": "2011-09",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2023-03-28",
      "last_synced_at": "2026-09-02T06:04:41.706Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01591239"
    },
    {
      "nct_id": "NCT01557621",
      "title": "Comparative Effectiveness Trial of Two Reminder/Recall Methods to Increase Immunization Rates in Young Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Immunization Rates"
      ],
      "interventions": [
        {
          "name": "Collaborative Pop-Based R/R: Phone/Mail Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Collaborative Pop-Based R/R: Mail-Only Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Practice-based Recall",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Months",
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "19 Months to 5 Years"
      },
      "enrollment_count": 68000,
      "start_date": "2012-09",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2015-12-16",
      "last_synced_at": "2026-09-02T06:04:41.706Z",
      "location_count": 2,
      "location_summary": "Aurora, Colorado • Denver, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01557621"
    },
    {
      "nct_id": "NCT02721602",
      "title": "Families Preventing Diabetes Together",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes",
        "Pediatric Obesity"
      ],
      "interventions": [
        {
          "name": "Families Preventing Diabetes Together",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "2 Years to 55 Years"
      },
      "enrollment_count": 7,
      "start_date": "2016-02",
      "completion_date": "2017-06-30",
      "has_results": false,
      "last_update_posted_date": "2017-08-24",
      "last_synced_at": "2026-09-02T06:04:41.706Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02721602"
    },
    {
      "nct_id": "NCT06236100",
      "title": "Evaluating an Adverse Childhood Experience-Targeting Advocate Model of a Substance Use Prevention Program",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance-Related Disorders",
        "Adverse Childhood Experiences"
      ],
      "interventions": [
        {
          "name": "Strengthening Families Program + Family Advocate",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Strengthening Families Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "RTI International",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "7 Years and older"
      },
      "enrollment_count": 360,
      "start_date": "2023-11-29",
      "completion_date": "2027-09-29",
      "has_results": false,
      "last_update_posted_date": "2026-05-05",
      "last_synced_at": "2026-09-02T06:04:41.706Z",
      "location_count": 1,
      "location_summary": "Tinton Falls, New Jersey",
      "locations": [
        {
          "city": "Tinton Falls",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06236100"
    },
    {
      "nct_id": "NCT07217145",
      "title": "PREVENT HPV -Related Cancers Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "HPV Vaccination",
        "Uptake Vaccination",
        "Series Completion"
      ],
      "interventions": [
        {
          "name": "PREVENT",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1455,
      "start_date": "2025-10-06",
      "completion_date": "2027-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-09-02T06:04:41.706Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07217145"
    },
    {
      "nct_id": "NCT03730987",
      "title": "Hispanic Men Building Respect Education and Safety/ HoMBRES Manteniendo Respeto, Educacion y Seguridad.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Abuse",
        "Domestic Violence",
        "HIV/AIDS"
      ],
      "interventions": [
        {
          "name": "HoMBReS intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Families Talking Together (FTT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Diabetes Prevention Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Miami",
      "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": 244,
      "start_date": "2019-04-19",
      "completion_date": "2021-07-30",
      "has_results": true,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-09-02T06:04:41.706Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03730987"
    },
    {
      "nct_id": "NCT01390363",
      "title": "Study of Adolescent Immunization Recall Systems",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Immunization",
        "Reminder Systems"
      ],
      "interventions": [
        {
          "name": "Parent Only Phone Call",
          "type": "OTHER"
        },
        {
          "name": "Parent and Adolescent Phone Call",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "17 Years",
        "sex": "FEMALE",
        "summary": "13 Years to 17 Years · Female only"
      },
      "enrollment_count": 420,
      "start_date": "2010-05-01",
      "completion_date": "2011-07-31",
      "has_results": false,
      "last_update_posted_date": "2017-04-13",
      "last_synced_at": "2026-09-02T06:04:41.706Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01390363"
    }
  ]
}