{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Investigational+RSV+vaccine+1&page=2",
    "query": {
      "intervention": "Investigational RSV vaccine 1",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 33,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Investigational+RSV+vaccine+1&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Investigational+RSV+vaccine+1&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T12:27:15.881Z",
  "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": "NCT03303625",
      "title": "A Study to Evaluate the Safety, Tolerability and Immunogenicity of an Investigational RSV Vaccine Candidate (Ad26.RSV.preF) in Adults 18 to 50 Years of Age, and RSV-seropositive Toddlers 12 to 24 Months of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Viruses",
        "Respiratory Tract Infections"
      ],
      "interventions": [
        {
          "name": "Ad26.RSV.preF (1*10^11 vp)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ad26.RSV.preF (5*10^10 vp)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Janssen Vaccines & Prevention B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "12 Months to 50 Years"
      },
      "enrollment_count": 48,
      "start_date": "2017-11-29",
      "completion_date": "2020-04-21",
      "has_results": true,
      "last_update_posted_date": "2025-05-25",
      "last_synced_at": "2026-10-03T12:27:15.881Z",
      "location_count": 1,
      "location_summary": "Newton, Kansas",
      "locations": [
        {
          "city": "Newton",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03303625"
    },
    {
      "nct_id": "NCT04886596",
      "title": "Efficacy Study of GSK's Investigational Respiratory Syncytial Virus (RSV) Vaccine in Adults Aged 60 Years and Above",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSVPreF3 OA vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 26675,
      "start_date": "2021-05-25",
      "completion_date": "2024-05-31",
      "has_results": true,
      "last_update_posted_date": "2025-07-31",
      "last_synced_at": "2026-10-03T12:27:15.881Z",
      "location_count": 60,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Phoenix, Arizona + 54 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04886596"
    },
    {
      "nct_id": "NCT06374394",
      "title": "A Study on the Immune Response and Safety of a Vaccine Against Respiratory Syncytial Virus (RSV) When Given Alone and Together With a COVID-19 mRNA Vaccine in Adults Aged 50 Years and Above",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSVPreF3 OA investigational vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "COVID-19 mRNA vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 841,
      "start_date": "2024-04-29",
      "completion_date": "2025-03-31",
      "has_results": true,
      "last_update_posted_date": "2025-12-26",
      "last_synced_at": "2026-10-03T12:27:15.881Z",
      "location_count": 8,
      "location_summary": "Coral Gables, Florida • Savannah, Georgia • Evansville, Indiana + 5 more",
      "locations": [
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Savannah",
          "state": "Georgia"
        },
        {
          "city": "Evansville",
          "state": "Indiana"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06374394"
    },
    {
      "nct_id": "NCT05059301",
      "title": "A Study of 3 Lots of an Investigational Vaccine Against Respiratory Syncytial Virus (RSV) in Adults Aged 60 Years and Above",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSVPreF3 OA investigational vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 770,
      "start_date": "2021-10-01",
      "completion_date": "2022-06-30",
      "has_results": true,
      "last_update_posted_date": "2023-02-15",
      "last_synced_at": "2026-10-03T12:27:15.881Z",
      "location_count": 9,
      "location_summary": "Waterbury, Connecticut • Brooksville, Florida • Immokalee, Florida + 6 more",
      "locations": [
        {
          "city": "Waterbury",
          "state": "Connecticut"
        },
        {
          "city": "Brooksville",
          "state": "Florida"
        },
        {
          "city": "Immokalee",
          "state": "Florida"
        },
        {
          "city": "Buford",
          "state": "Georgia"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05059301"
    },
    {
      "nct_id": "NCT02360475",
      "title": "Safety, Reactogenicity and Immunogenicity Study of Different Formulations of GlaxoSmithKline (GSK) Biologicals' Investigational RSV Vaccine (GSK3003891A), in Healthy Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSV vaccine GSK3003895A (formulation 1)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSV vaccine GSK3003898A (formulation 2)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSV vaccine GSK3003899A (formulation 3)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Boostrix",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 507,
      "start_date": "2015-03-20",
      "completion_date": "2016-06-21",
      "has_results": true,
      "last_update_posted_date": "2018-07-03",
      "last_synced_at": "2026-10-03T12:27:15.881Z",
      "location_count": 7,
      "location_summary": "Mesa, Arizona • San Diego, California • Lenexa, Kansas + 4 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Milford",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02360475"
    },
    {
      "nct_id": "NCT02927873",
      "title": "A Study to Evaluate Safety, Reactogenicity and Immunogenicity of GSK Biologicals' RSV Investigational Vaccine Based on Viral Proteins Encoded by Chimpanzee-derived Adenovector (ChAd155-RSV) (GSK3389245A) in RSV-seropositive Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSV (GSK3389245A) low dose formulation vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSV (GSK3389245A) middle dose formulation vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSV (GSK3389245A) high dose formulation vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "23 Months",
        "sex": "ALL",
        "summary": "12 Months to 23 Months"
      },
      "enrollment_count": 107,
      "start_date": "2017-01-11",
      "completion_date": "2020-11-26",
      "has_results": true,
      "last_update_posted_date": "2021-10-28",
      "last_synced_at": "2026-10-03T12:27:15.881Z",
      "location_count": 6,
      "location_summary": "Anaheim, California • Aurora, Colorado • Topeka, Kansas + 3 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Topeka",
          "state": "Kansas"
        },
        {
          "city": "Frederick",
          "state": "Maryland"
        },
        {
          "city": "Syracuse",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02927873"
    },
    {
      "nct_id": "NCT05559476",
      "title": "A Study on the Immune Response and Safety Elicited by a Vaccine Against Respiratory Syncytial Virus (RSV) When Given Alone and Together With a Vaccine Against Influenza in Adults Aged 65 Years and Above",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSVPreF3 OA investigational vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "FLU HD vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 1029,
      "start_date": "2022-10-20",
      "completion_date": "2023-08-15",
      "has_results": true,
      "last_update_posted_date": "2024-09-24",
      "last_synced_at": "2026-10-03T12:27:15.881Z",
      "location_count": 46,
      "location_summary": "Birmingham, Alabama • Tempe, Arizona • Canoga Park, California + 41 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Canoga Park",
          "state": "California"
        },
        {
          "city": "Colton",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05559476"
    },
    {
      "nct_id": "NCT06573281",
      "title": "A Study on the Safety and Immune Response to an mRNA-based RSV Investigational Vaccine in Healthy Adults Aged 18-45 Years",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "Investigational RSV vaccine 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational RSV vaccine 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational RSV vaccine 3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational RSV vaccine 4",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational RSV vaccine 5",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational RSV vaccine 6",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "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": 213,
      "start_date": "2024-09-30",
      "completion_date": "2026-02-26",
      "has_results": false,
      "last_update_posted_date": "2026-07-30",
      "last_synced_at": "2026-10-03T12:27:15.881Z",
      "location_count": 5,
      "location_summary": "Rolling Hills Estates, California • Atlanta, Georgia • Lenexa, Kansas + 2 more",
      "locations": [
        {
          "city": "Rolling Hills Estates",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06573281"
    },
    {
      "nct_id": "NCT05879107",
      "title": "Study to Assess the Immune Response, the Safety and the Reactogenicity of Respiratory Syncytial Virus (RSV) Prefusion Protein 3 Older Adult (OA) (RSVPreF3 OA) Investigational Vaccine When co Administered With PCV20 in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSVPreF3 OA investigational vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PCV20",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 1113,
      "start_date": "2023-05-26",
      "completion_date": "2024-05-07",
      "has_results": true,
      "last_update_posted_date": "2025-05-18",
      "last_synced_at": "2026-10-03T12:27:15.881Z",
      "location_count": 20,
      "location_summary": "Guntersville, Alabama • Phoenix, Arizona • Huntington Beach, California + 17 more",
      "locations": [
        {
          "city": "Guntersville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Modesto",
          "state": "California"
        },
        {
          "city": "Hamden",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05879107"
    },
    {
      "nct_id": "NCT03674177",
      "title": "A Study to Evaluate Different Dose Levels of GlaxoSmithKline (GSK) Biologicals' Investigational Respiratory Syncytial Virus (RSV) Vaccine (GSK3888550A), Based on the Vaccine Safety and the Antibodies (Body Defences) Produced Following Vaccine Administration, When Given to Healthy Non-pregnant Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "GSK3888550A RSV Maternal vaccine formulation 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK3888550A RSV Maternal vaccine formulation 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK3888550A RSV Maternal vaccine formulation 3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo (Normal Saline)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 502,
      "start_date": "2018-10-30",
      "completion_date": "2019-09-02",
      "has_results": true,
      "last_update_posted_date": "2021-08-13",
      "last_synced_at": "2026-10-03T12:27:15.881Z",
      "location_count": 2,
      "location_summary": "Lenexa, Kansas • Rochester, New York",
      "locations": [
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03674177"
    }
  ]
}