{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vaccine+Acceptance&page=2",
    "query": {
      "condition": "Vaccine Acceptance",
      "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?condition=Vaccine+Acceptance&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T11:08:08.604Z",
  "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": "NCT05027464",
      "title": "Developing and Testing a COVID-19 Vaccination Acceptance Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19 Vaccination"
      ],
      "interventions": [
        {
          "name": "Moving to COVID-19 Vaccine Acceptance Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 338718,
      "start_date": "2022-04-05",
      "completion_date": "2024-09-30",
      "has_results": true,
      "last_update_posted_date": "2024-11-08",
      "last_synced_at": "2026-07-23T11:08:08.604Z",
      "location_count": 2,
      "location_summary": "North Little Rock, Arkansas • San Francisco, California",
      "locations": [
        {
          "city": "North Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05027464"
    },
    {
      "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": "2026-07-23T11:08:08.604Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07217145"
    },
    {
      "nct_id": "NCT06290206",
      "title": "PREVENT HPV-Related Cancers - BootCamp Translation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HPV Vaccination",
        "Vaccine; Uptake",
        "Vaccination; Series Completion"
      ],
      "interventions": [
        {
          "name": "PREVENT - BCT",
          "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": 18,
      "start_date": "2024-02-02",
      "completion_date": "2024-03-31",
      "has_results": true,
      "last_update_posted_date": "2025-05-18",
      "last_synced_at": "2026-07-23T11:08:08.604Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06290206"
    },
    {
      "nct_id": "NCT01197079",
      "title": "Perception, Awareness, and Acceptance of Human Papillomavirus Disease and Vaccine Among Parents of Boys Aged 9 to 18 Years",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Human Papillomavirus (HPV)"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Ann & Robert H Lurie Children's Hospital of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "26 Years",
        "sex": "MALE",
        "summary": "9 Years to 26 Years · Male only"
      },
      "enrollment_count": 500,
      "start_date": "2010-08",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2025-03-28",
      "last_synced_at": "2026-07-23T11:08:08.604Z",
      "location_count": 7,
      "location_summary": "Chicago, Illinois • Evanston, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01197079"
    },
    {
      "nct_id": "NCT04678271",
      "title": "Assessment, Feedback, Incentive, Exchange (AFIX OB) A Customizable Quality Improvement Intervention to Increase Maternal Vaccine Uptake",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza",
        "Whooping Cough"
      ],
      "interventions": [
        {
          "name": "AFIX-OB Quality Improvement Package",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 202,
      "start_date": "2021-07-01",
      "completion_date": "2023-01-31",
      "has_results": false,
      "last_update_posted_date": "2023-09-21",
      "last_synced_at": "2026-07-23T11:08:08.604Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04678271"
    },
    {
      "nct_id": "NCT04904744",
      "title": "Effect of Varied Outreach Methods on Appointment Scheduling, Appointment Completion, and Receipt of COVID-19 Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Care Utilization",
        "Vaccine Preventable Disease"
      ],
      "interventions": [
        {
          "name": "Low tailored message",
          "type": "OTHER"
        },
        {
          "name": "No message",
          "type": "OTHER"
        },
        {
          "name": "Low tailored message plus COVID-19 vaccine message",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 1235,
      "start_date": "2021-05-28",
      "completion_date": "2021-12-10",
      "has_results": true,
      "last_update_posted_date": "2024-10-28",
      "last_synced_at": "2026-07-23T11:08:08.604Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04904744"
    },
    {
      "nct_id": "NCT02897232",
      "title": "Community and Physician Perspectives Regarding Male Youth Human Papillomavirus (HPV) Disease and Vaccination",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Papillomavirus Infections",
        "Health Behavior",
        "Attitude of Health Personnel",
        "Human Papilloma Virus, Male"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Louisiana State University Health Sciences Center Shreveport",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 386,
      "start_date": "2016-07",
      "completion_date": "2020-04",
      "has_results": false,
      "last_update_posted_date": "2021-02-10",
      "last_synced_at": "2026-07-23T11:08:08.604Z",
      "location_count": 1,
      "location_summary": "Shreveport, Louisiana",
      "locations": [
        {
          "city": "Shreveport",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02897232"
    },
    {
      "nct_id": "NCT06124131",
      "title": "Building Engagement Using Financial Incentives Trial - Colorectal Cancer Screening",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Behavior",
        "Colorectal Cancer",
        "Influenza",
        "COVID-19",
        "Vaccine Hesitancy",
        "Vaccine-Preventable Diseases",
        "Healthcare Patient Acceptance"
      ],
      "interventions": [
        {
          "name": "Financial incentive for colorectal cancer screening",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Financial incentive for flu shot",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Financial incentive for COVID-19 shot",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Tulane University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "45 Years to 75 Years"
      },
      "enrollment_count": 50,
      "start_date": "2023-11-11",
      "completion_date": "2024-03-25",
      "has_results": true,
      "last_update_posted_date": "2025-05-04",
      "last_synced_at": "2026-07-23T11:08:08.604Z",
      "location_count": 1,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06124131"
    },
    {
      "nct_id": "NCT06738355",
      "title": "PREVENT Pilot HPV - Related Cancers Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "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": 335,
      "start_date": "2025-05-17",
      "completion_date": "2025-08-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-07-23T11:08:08.604Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06738355"
    },
    {
      "nct_id": "NCT05204030",
      "title": "Hashtag HPV: HPV Vaccine Twitter Education Program",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Papilloma Virus",
        "Vaccine-Preventable Diseases"
      ],
      "interventions": [
        {
          "name": "HPV Twitter Education Program - Narrative",
          "type": "OTHER"
        },
        {
          "name": "HPV Twitter Education Program - Non-Narrative",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Arkansas, Fayetteville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2021-12-13",
      "completion_date": "2023-08-30",
      "has_results": false,
      "last_update_posted_date": "2023-01-30",
      "last_synced_at": "2026-07-23T11:08:08.604Z",
      "location_count": 1,
      "location_summary": "Fayetteville, Arkansas",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05204030"
    }
  ]
}