{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Vaccine+Acceptability",
    "query": {
      "condition": "Vaccine Acceptability"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-19T20:28:20.862Z",
  "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": "NCT01716130",
      "title": "Acceptability of Fluzone Intradermal Vaccine to Patients and Vaccine Administrators",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Patient Response to Fluzone ID Vaccine"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Touro University, California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 249,
      "start_date": "2011-10",
      "completion_date": "2011-11",
      "has_results": false,
      "last_update_posted_date": "2012-10-29",
      "last_synced_at": "2026-09-19T20:28:20.862Z",
      "location_count": 1,
      "location_summary": "Vallejo, California",
      "locations": [
        {
          "city": "Vallejo",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01716130"
    },
    {
      "nct_id": "NCT04703790",
      "title": "Acceptability of a COVID-19 Vaccine Among US Adults Over Two Time Periods",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Covid19",
        "Vaccine Acceptability"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1208,
      "start_date": "2021-04-07",
      "completion_date": "2022-02-18",
      "has_results": false,
      "last_update_posted_date": "2023-03-23",
      "last_synced_at": "2026-09-19T20:28:20.862Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04703790"
    },
    {
      "nct_id": "NCT02438423",
      "title": "Inactivated Influenza Vaccine Delivered by Microneedle Patch or by Hypodermic Needle",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Inactivated influenza vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Mark Prausnitz",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 100,
      "start_date": "2015-06",
      "completion_date": "2016-03-23",
      "has_results": true,
      "last_update_posted_date": "2019-07-05",
      "last_synced_at": "2026-09-19T20:28:20.862Z",
      "location_count": 1,
      "location_summary": "Decatur, Georgia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02438423"
    },
    {
      "nct_id": "NCT01535794",
      "title": "HPV Vaccine Acceptability Among Young Men Who Have Sex With Men",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HPV Vaccine Attitudes",
        "HPV Vaccine Intention"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "26 Years",
        "sex": "MALE",
        "summary": "18 Years to 26 Years · Male only"
      },
      "enrollment_count": 2000,
      "start_date": "2012-02",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2014-08-08",
      "last_synced_at": "2026-09-19T20:28:20.862Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01535794"
    },
    {
      "nct_id": "NCT03337269",
      "title": "Effectiveness of Targeted Educational Interventions at Increasing HPV Vaccine Acceptability and Uptake",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HPV-Related Cervical Carcinoma"
      ],
      "interventions": [
        {
          "name": "Educational video",
          "type": "OTHER"
        },
        {
          "name": "Educational handout",
          "type": "OTHER"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "26 Years",
        "sex": "FEMALE",
        "summary": "12 Years to 26 Years · Female only"
      },
      "enrollment_count": 256,
      "start_date": "2017-03-01",
      "completion_date": "2018-02-15",
      "has_results": false,
      "last_update_posted_date": "2018-04-11",
      "last_synced_at": "2026-09-19T20:28:20.862Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03337269"
    },
    {
      "nct_id": "NCT02094586",
      "title": "A Phase 3 Lot to Lot Consistency Study of Live Oral Cholera Vaccine, PXVX0200 in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cholera"
      ],
      "interventions": [
        {
          "name": "PXVX0200 Lot A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PXVX0200 Lot B",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PXVX0200 Lot C",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Bavarian Nordic",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 3146,
      "start_date": "2014-05",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2023-06-28",
      "last_synced_at": "2026-09-19T20:28:20.862Z",
      "location_count": 19,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • DeLand, Florida + 15 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "West Palm Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02094586"
    },
    {
      "nct_id": "NCT06075732",
      "title": "ACTIVATE in Public Housing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pneumonia",
        "Influenza",
        "Varicella Zoster",
        "Meningitis",
        "COVID-19",
        "Vaccine Hesitancy"
      ],
      "interventions": [
        {
          "name": "Increasing Willingness and Uptake of Influenza, Pneumonia, Meningitis, HZV, and COVID-19 Vaccination",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Charles Drew University of Medicine and Science",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2024-07-01",
      "completion_date": "2024-12-02",
      "has_results": false,
      "last_update_posted_date": "2025-02-17",
      "last_synced_at": "2026-09-19T20:28:20.862Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06075732"
    },
    {
      "nct_id": "NCT02100631",
      "title": "A Study of Live Oral Cholera Vaccine, PXVX200 in Healthy Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cholera"
      ],
      "interventions": [
        {
          "name": "PXVX0200",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Bavarian Nordic",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "46 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "46 Years to 64 Years"
      },
      "enrollment_count": 398,
      "start_date": "2014-05",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2023-06-28",
      "last_synced_at": "2026-09-19T20:28:20.862Z",
      "location_count": 16,
      "location_summary": "Mobile, Alabama • DeLand, Florida • Miami, Florida + 12 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02100631"
    },
    {
      "nct_id": "NCT01431079",
      "title": "A Health Belief Model Based Intervention to Increase Human Papilloma Virus (HPV) Vaccination Among College Men",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "HPV Vaccine Acceptability"
      ],
      "interventions": [
        {
          "name": "HPV vaccine acceptability",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "MALE",
        "summary": "18 Years to 25 Years · Male only"
      },
      "enrollment_count": 90,
      "start_date": "2011-09",
      "completion_date": "2012-08",
      "has_results": true,
      "last_update_posted_date": "2013-02-04",
      "last_synced_at": "2026-09-19T20:28:20.862Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01431079"
    }
  ]
}