{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Influenza%2C+Human%2BCOVID-19&page=3",
    "query": {
      "condition": "Influenza, Human+COVID-19",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 89,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Influenza%2C+Human%2BCOVID-19&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Influenza%2C+Human%2BCOVID-19&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T02:37:40.523Z",
  "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": "NCT04786301",
      "title": "Severe Acute Respiratory Infection - Preparedness (COVID-19 and Influenza)",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pneumonia, Viral"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 1200,
      "start_date": "2020-04-30",
      "completion_date": "2022-03",
      "has_results": false,
      "last_update_posted_date": "2021-03-12",
      "last_synced_at": "2026-10-03T02:37:40.523Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04786301"
    },
    {
      "nct_id": "NCT06020118",
      "title": "Comparative Immunogenicity of Concomitant vs Sequential mRNA COVID-19 and Influenza Vaccinations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza",
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Simultaneous Vaccination (Influenza Vaccine and mRNA COVID booster)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Sequential Vaccination (Influenza vaccine then mRNA COVID booster)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Sequential Vaccination (mRNA COVID booster then Influenza vaccine)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "6 Years to 64 Years"
      },
      "enrollment_count": 455,
      "start_date": "2023-09-25",
      "completion_date": "2024-05-17",
      "has_results": true,
      "last_update_posted_date": "2025-06-13",
      "last_synced_at": "2026-10-03T02:37:40.523Z",
      "location_count": 8,
      "location_summary": "Phoenix, Arizona • Tempe, Arizona • Atlanta, Georgia + 4 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06020118"
    },
    {
      "nct_id": "NCT05732610",
      "title": "MGC Health COVID-19 & Flu A+B Home Multi Test Usability Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COVID-19",
        "Influenza A",
        "Influenza B"
      ],
      "interventions": [
        {
          "name": "MGC Health COVID-19 & Flu A+B Home Multi Test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MGC Health COVID-19 & Flu A+B Home Multi Test (2 to 13 y/o)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Medical Group Care, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 34,
      "start_date": "2023-02-14",
      "completion_date": "2023-03-02",
      "has_results": true,
      "last_update_posted_date": "2024-05-02",
      "last_synced_at": "2026-10-03T02:37:40.523Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05732610"
    },
    {
      "nct_id": "NCT04025580",
      "title": "Systems Analyses of the Immune Response to the Seasonal Influenza Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Healthy Volunteer"
      ],
      "interventions": [
        {
          "name": "Flucelvax",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluvirin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone High Dose",
          "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": 98,
      "start_date": "2019-10-02",
      "completion_date": "2023-01-31",
      "has_results": true,
      "last_update_posted_date": "2024-01-02",
      "last_synced_at": "2026-10-03T02:37:40.523Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04025580"
    },
    {
      "nct_id": "NCT06821061",
      "title": "A Study to Learn About How the Flu and COVID-19 Vaccines Act in Healthy People",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Influenza",
        "COVID-19 (Coronavirus Disease 2019)"
      ],
      "interventions": [
        {
          "name": "Investigational Influenza Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational COVID-19 Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational Influenza and COVID-19 Combination Vaccine",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Licensed Influenza Vaccine 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Licensed Influenza Vaccine 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Licensed Influenza Vaccine 3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Licensed COVID-19 Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "BioNTech SE",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2650,
      "start_date": "2025-02-10",
      "completion_date": "2025-12-17",
      "has_results": false,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-10-03T02:37:40.523Z",
      "location_count": 31,
      "location_summary": "Anaheim, California • Lake Forest, California • Riverside, California + 26 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Lake Forest",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06821061"
    },
    {
      "nct_id": "NCT06237049",
      "title": "A Study to Learn About a Combined COVID-19 and Influenza Shot in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza, Human",
        "SARS-CoV-2 Infection",
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "BNT162b2 (Omi XBB.1.5)/RIV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "BNT162b2 (Omi XBB.1.5)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RIV",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Normal saline placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 644,
      "start_date": "2024-01-31",
      "completion_date": "2024-09-13",
      "has_results": true,
      "last_update_posted_date": "2025-09-30",
      "last_synced_at": "2026-10-03T02:37:40.523Z",
      "location_count": 30,
      "location_summary": "Lake Forest, California • Tustin, California • Walnut Creek, California + 22 more",
      "locations": [
        {
          "city": "Lake Forest",
          "state": "California"
        },
        {
          "city": "Tustin",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Milford",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06237049"
    },
    {
      "nct_id": "NCT06160128",
      "title": "Clinical Outcomes and Pharmacotherapy Effectiveness in the VA Health Care System (COPE-VA)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19, SARS-CoV-2 Infection",
        "RSV",
        "Influenza"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 400000,
      "start_date": "2022-09-26",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-30",
      "last_synced_at": "2026-10-03T02:37:40.523Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06160128"
    },
    {
      "nct_id": "NCT06503900",
      "title": "Simultaneous mRNA COVID-19 and IIV Vaccination in Pregnancy Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Birth Outcomes",
        "Safety",
        "Adverse Event Following Immunization"
      ],
      "interventions": [
        {
          "name": "mRNA COVID-19 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "IIV4 (quadrivalent inactivated influenza vaccine)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 98,
      "start_date": "2024-09-12",
      "completion_date": "2025-11-19",
      "has_results": false,
      "last_update_posted_date": "2026-01-15",
      "last_synced_at": "2026-10-03T02:37:40.523Z",
      "location_count": 6,
      "location_summary": "Atlanta, Georgia • Boston, Massachusetts • Durham, North Carolina + 2 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06503900"
    },
    {
      "nct_id": "NCT04579588",
      "title": "Understanding Immunity to the Flu Vaccine in COVID-19 Patients",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Corona Virus Infection",
        "Flu Vaccine",
        "Immunity"
      ],
      "interventions": [
        {
          "name": "Flu shot",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "9 Years to 64 Years"
      },
      "enrollment_count": 230,
      "start_date": "2020-10-29",
      "completion_date": "2028-04",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-10-03T02:37:40.523Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04579588"
    },
    {
      "nct_id": "NCT04320862",
      "title": "COVID-19 Pandemic Response Network",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19",
        "SARS-CoV-2",
        "Coronavirus",
        "Influenza -Like Illness",
        "Lower Resp Tract Infection",
        "Upper Resp Tract Infection"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 9207,
      "start_date": "2020-04-03",
      "completion_date": "2021-04-30",
      "has_results": false,
      "last_update_posted_date": "2021-09-17",
      "last_synced_at": "2026-10-03T02:37:40.523Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04320862"
    }
  ]
}