{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Fluzone+vaccine&page=2",
    "query": {
      "intervention": "Fluzone vaccine",
      "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?intervention=Fluzone+vaccine&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T20:27:02.415Z",
  "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": "NCT04110314",
      "title": "Patient Portal Reminder/Recall for Influenza Vaccination in a Health System- RCT 2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Influenza",
        "Respiratory Tract Infections"
      ],
      "interventions": [
        {
          "name": "Portal Reminders for Influenza Vaccination: Gain-framed",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Portal Reminders for Influenza Vaccination: Loss-framed",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pre-commitment prompt",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "4 Months and older"
      },
      "enrollment_count": 430636,
      "start_date": "2019-10-18",
      "completion_date": "2020-04-01",
      "has_results": true,
      "last_update_posted_date": "2022-05-05",
      "last_synced_at": "2026-09-28T20:27:02.415Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04110314"
    },
    {
      "nct_id": "NCT00391053",
      "title": "Immunogenicity of High-dose Inactivated, Split-virion Influenza Vaccine Versus Standard Fluzone Vaccine in the Elderly",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Orthomyxoviridae Infection",
        "Influenza",
        "Myxovirus Infection"
      ],
      "interventions": [
        {
          "name": "High-Dose Inactivated, Split-Virion Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Inactivated, Split-Virion Influenza Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 3851,
      "start_date": "2006-10",
      "completion_date": "2008-02",
      "has_results": true,
      "last_update_posted_date": "2016-04-14",
      "last_synced_at": "2026-09-28T20:27:02.415Z",
      "location_count": 28,
      "location_summary": "Mesa, Arizona • Phoenix, Arizona • Tempe, Arizona + 25 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00391053"
    },
    {
      "nct_id": "NCT03165981",
      "title": "Fever After Simultaneous Versus Sequential Vaccination in Young Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Fever After Vaccination",
        "Fever",
        "Febrile Seizure"
      ],
      "interventions": [
        {
          "name": "PCV13",
          "type": "BIOLOGICAL"
        },
        {
          "name": "DTaP",
          "type": "BIOLOGICAL"
        },
        {
          "name": "IIV",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "16 Months",
        "sex": "ALL",
        "summary": "12 Months to 16 Months"
      },
      "enrollment_count": 221,
      "start_date": "2017-08-25",
      "completion_date": "2018-01-15",
      "has_results": true,
      "last_update_posted_date": "2024-11-18",
      "last_synced_at": "2026-09-28T20:27:02.415Z",
      "location_count": 3,
      "location_summary": "Oakland, California • Atlanta, Georgia • Durham, North Carolina",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03165981"
    },
    {
      "nct_id": "NCT01698177",
      "title": "Optimizing Influenza Vaccination in Surgical Oncology Patients",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Influenza vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stony Brook University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 204,
      "start_date": "2011-10",
      "completion_date": "2013-07",
      "has_results": false,
      "last_update_posted_date": "2013-04-19",
      "last_synced_at": "2026-09-28T20:27:02.415Z",
      "location_count": 1,
      "location_summary": "Stony Brook, New York",
      "locations": [
        {
          "city": "Stony Brook",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01698177"
    },
    {
      "nct_id": "NCT00192218",
      "title": "Study to Evaluate the Effectiveness of FluMist Vaccination in a School-Based Intervention Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "FluMist",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "MedImmune LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "5 Years to 17 Years"
      },
      "enrollment_count": 3022,
      "start_date": "2004-10",
      "completion_date": "2005-04",
      "has_results": false,
      "last_update_posted_date": "2008-09-22",
      "last_synced_at": "2026-09-28T20:27:02.415Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Seattle, Washington",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00192218"
    },
    {
      "nct_id": "NCT02242643",
      "title": "Study to Evaluate the Immunogenicity and Safety of GlaxoSmithKline (GSK) Biologicals' Quadrivalent Influenza Vaccine (GSK2282512A) Compared to Fluzone® Quadrivalent in Children 6 to 35 Months of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "FluLaval™ Quadrivalent",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone® Quadrivalent",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "35 Months",
        "sex": "ALL",
        "summary": "6 Months to 35 Months"
      },
      "enrollment_count": 2432,
      "start_date": "2014-10-01",
      "completion_date": "2015-06-23",
      "has_results": true,
      "last_update_posted_date": "2018-09-07",
      "last_synced_at": "2026-09-28T20:27:02.415Z",
      "location_count": 64,
      "location_summary": "Birmingham, Alabama • Dothan, Alabama • Tucson, Arizona + 56 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02242643"
    },
    {
      "nct_id": "NCT05333289",
      "title": "A Study of mRNA-1020 and mRNA-1030 Seasonal Influenza Vaccines in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Seasonal Influenza"
      ],
      "interventions": [
        {
          "name": "mRNA-1030",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1020",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1010",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Active Comparator",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "ModernaTX, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 572,
      "start_date": "2022-04-06",
      "completion_date": "2022-11-22",
      "has_results": true,
      "last_update_posted_date": "2024-02-01",
      "last_synced_at": "2026-09-28T20:27:02.415Z",
      "location_count": 15,
      "location_summary": "Phoenix, Arizona • Coral Gables, Florida • Jupiter, Florida + 12 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Jupiter",
          "state": "Florida"
        },
        {
          "city": "Columbus",
          "state": "Georgia"
        },
        {
          "city": "Sioux City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05333289"
    },
    {
      "nct_id": "NCT00474526",
      "title": "A Study to Evaluate Safety and Immune Response of Novartis Meningococcal ACWY Vaccine In Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningitis, Meningococcal"
      ],
      "interventions": [
        {
          "name": "Meningococcal ACWY Conjugate Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "DTaP-IPV-HBV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hib",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Rotavirus",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal 7-valent Conjugate Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "HAV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MMR-V",
          "type": "BIOLOGICAL"
        },
        {
          "name": "DTaP",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Novartis Vaccines",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Months",
        "maximum_age": "2 Months",
        "sex": "ALL",
        "summary": "2 Months to 2 Months"
      },
      "enrollment_count": 4545,
      "start_date": "2007-03",
      "completion_date": "2009-11",
      "has_results": true,
      "last_update_posted_date": "2014-03-24",
      "last_synced_at": "2026-09-28T20:27:02.415Z",
      "location_count": 53,
      "location_summary": "Bessemer, Alabama • Birmingham, Alabama • Downey, California + 43 more",
      "locations": [
        {
          "city": "Bessemer",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00474526"
    },
    {
      "nct_id": "NCT03694392",
      "title": "Flublok v. Standard Dose Vaccine Effectiveness Among Kaiser Permanente Northern California Adults 18-64 Years",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Influenza",
        "Pneumonia",
        "Lower Respiratory Tract Infection",
        "Acute Myocardial Infarction",
        "Congestive Heart Failure",
        "Stroke"
      ],
      "interventions": [
        {
          "name": "Flublok Quadrivalent",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Standard Dose Inactivated Influenza Vaccine (SD-IIV)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Kaiser Permanente",
      "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": 2776278,
      "start_date": "2018-09-16",
      "completion_date": "2022-12-31",
      "has_results": true,
      "last_update_posted_date": "2025-04-08",
      "last_synced_at": "2026-09-28T20:27:02.415Z",
      "location_count": 1,
      "location_summary": "Oakland, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03694392"
    },
    {
      "nct_id": "NCT00056758",
      "title": "HIV Vaccine Designed for HIV Infected Adults Taking Anti-HIV Drugs",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Autologous Dendritic Cell HIV Vaccination",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2003-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2007-08-27",
      "last_synced_at": "2026-09-28T20:27:02.415Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00056758"
    }
  ]
}