{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Investigational+RSV+vaccine+2",
    "query": {
      "intervention": "Investigational RSV vaccine 2"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 26,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Investigational+RSV+vaccine+2&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T19:54:44.753Z",
  "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": "NCT03636906",
      "title": "Respiratory Syncytial Virus (RSV) Investigational Vaccine in Infants Aged 6 and 7 Months Likely to be Unexposed to RSV",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSV (GSK3389245A) lower dose formulation vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSV (GSK3389245A) higher dose formulation vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK's multicomponent meningococcal B vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pfizer's meningococcal group A, C, W-135 and Y conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK's pneumococcal polysaccharide conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK's meningococcal group A, C, W-135 and Y conjugate vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "7 Months",
        "sex": "ALL",
        "summary": "6 Months to 7 Months"
      },
      "enrollment_count": 201,
      "start_date": "2019-04-08",
      "completion_date": "2021-07-22",
      "has_results": true,
      "last_update_posted_date": "2022-07-27",
      "last_synced_at": "2026-10-05T19:54:44.753Z",
      "location_count": 4,
      "location_summary": "Atlanta, Georgia • Nampa, Idaho • Louisville, Kentucky + 1 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Nampa",
          "state": "Idaho"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03636906"
    },
    {
      "nct_id": "NCT04227210",
      "title": "Safety and Immune Response to an Investigational Vaccine Against Respiratory Syncytial Virus in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSV vaccine MV-012-968 (dosage #1)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSV vaccine MV-012-968 (dosage #2)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Meissa Vaccines, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 20,
      "start_date": "2020-01-14",
      "completion_date": "2020-08-27",
      "has_results": false,
      "last_update_posted_date": "2020-09-16",
      "last_synced_at": "2026-10-05T19:54:44.753Z",
      "location_count": 1,
      "location_summary": "Lenexa, Kansas",
      "locations": [
        {
          "city": "Lenexa",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04227210"
    },
    {
      "nct_id": "NCT04138056",
      "title": "A Study of a Vaccine Against Respiratory Syncytial Virus (RSV) When Given Alone and Together With a Vaccine Against Diphtheria, Pertussis and Tetanus (Tdap) Viruses Followed by a 2nd Dose of the RSV Vaccine to Healthy Non-Pregnant Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSVPreF3 formulation 3",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSVPreF3 formulation 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Boostrix-ex-US",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Boostrix-US",
          "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": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 509,
      "start_date": "2019-11-05",
      "completion_date": "2021-11-22",
      "has_results": true,
      "last_update_posted_date": "2024-08-21",
      "last_synced_at": "2026-10-05T19:54:44.753Z",
      "location_count": 4,
      "location_summary": "Miami, Florida • Lenexa, Kansas • Rochester, New York + 1 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04138056"
    },
    {
      "nct_id": "NCT04444284",
      "title": "Study of the Safety and Immunogenicity of an Intranasal Vaccine for Respiratory Syncytial Virus in Seropositive Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "Investigational RSV vaccine MV-012-968 (Dosage 1)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational RSV vaccine MV-012-968 (Dosage 2)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Investigational RSV vaccine MV-012-968 (Dosage 3)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Meissa Vaccines, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Months",
        "maximum_age": "59 Months",
        "sex": "ALL",
        "summary": "15 Months to 59 Months"
      },
      "enrollment_count": 34,
      "start_date": "2020-06-09",
      "completion_date": "2021-05-07",
      "has_results": false,
      "last_update_posted_date": "2021-06-29",
      "last_synced_at": "2026-10-05T19:54:44.753Z",
      "location_count": 3,
      "location_summary": "Norfolk, Nebraska • Omaha, Nebraska • Cincinnati, Ohio",
      "locations": [
        {
          "city": "Norfolk",
          "state": "Nebraska"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04444284"
    },
    {
      "nct_id": "NCT04657198",
      "title": "Extension Study to Evaluate the Safety and Immunogenicity of a Revaccination Dose of the RSVPreF3 OA Investigational Vaccine in Adults 60 Years and Older Who Participated in the RSV OA=ADJ-002 Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSVPreF3 OA investigational vaccine (GSK3844766A)",
          "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": 126,
      "start_date": "2020-12-09",
      "completion_date": "2021-10-25",
      "has_results": true,
      "last_update_posted_date": "2022-06-29",
      "last_synced_at": "2026-10-05T19:54:44.753Z",
      "location_count": 7,
      "location_summary": "Lenexa, Kansas • Elkridge, Maryland • Omaha, Nebraska + 4 more",
      "locations": [
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Elkridge",
          "state": "Maryland"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Hickory",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04657198"
    },
    {
      "nct_id": "NCT05921903",
      "title": "A Study on the Immune Response and Safety of an RSV Vaccine When Given to Adults 18 Years of Age and Above Who Received Lung or Kidney Transplant and Are at an Increased Risk of Respiratory Syncytial Virus Lower Respiratory Tract Disease and Compared to Healthy Adults 50 Years of Age and Above",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "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": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 386,
      "start_date": "2023-07-28",
      "completion_date": "2025-05-16",
      "has_results": true,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-10-05T19:54:44.753Z",
      "location_count": 10,
      "location_summary": "Phoenix, Arizona • Chicago, Illinois • Lexington, Kentucky + 6 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05921903"
    },
    {
      "nct_id": "NCT06237296",
      "title": "Study of the Safety and Immune Response of an Investigational mRNA Vaccine for the Prevention of Respiratory Syncytial Virus and/or Human Metapneumovirus in Participants Aged 18 to 49 Years and 60 Years and Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infection",
        "Healthy Volunteers",
        "Metapneumovirus Infection"
      ],
      "interventions": [
        {
          "name": "RSV/hMPV mRNA LNP 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSV/hMPV mRNA LNP 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RSV mRNA LNP 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "hMPV mRNA LNP 1",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 558,
      "start_date": "2024-01-23",
      "completion_date": "2025-02-11",
      "has_results": false,
      "last_update_posted_date": "2025-09-11",
      "last_synced_at": "2026-10-05T19:54:44.753Z",
      "location_count": 9,
      "location_summary": "Gardena, California • Hallandale, Florida • Meridian, Idaho + 6 more",
      "locations": [
        {
          "city": "Gardena",
          "state": "California"
        },
        {
          "city": "Hallandale",
          "state": "Florida"
        },
        {
          "city": "Meridian",
          "state": "Idaho"
        },
        {
          "city": "Sioux City",
          "state": "Iowa"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06237296"
    },
    {
      "nct_id": "NCT04909021",
      "title": "Safety and Immunogenicity of an Intranasal Vaccine for Respiratory Syncytial Virus in Seronegative Children 6-36 Months",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Respiratory Syncytial Virus (RSV)"
      ],
      "interventions": [
        {
          "name": "Investigational RSV vaccine MV-012-968 (Dosage 1)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational RSV vaccine MV-012-968 (Dosage 2)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational RSV vaccine MV-012-968 (Dosage 3; single-dose)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Investigational RSV vaccine MV-012-968 (Dosage 3; two-dose)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo (single-dose)",
          "type": "OTHER"
        },
        {
          "name": "Placebo (two-dose)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Meissa Vaccines, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "36 Months",
        "sex": "ALL",
        "summary": "6 Months to 36 Months"
      },
      "enrollment_count": 63,
      "start_date": "2021-06-03",
      "completion_date": "2023-10",
      "has_results": false,
      "last_update_posted_date": "2022-08-02",
      "last_synced_at": "2026-10-05T19:54:44.753Z",
      "location_count": 12,
      "location_summary": "Phoenix, Arizona • La Mesa, California • Atlanta, Georgia + 9 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Idaho Falls",
          "state": "Idaho"
        },
        {
          "city": "Metairie",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04909021"
    },
    {
      "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": "2026-10-05T19:54:44.753Z",
      "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"
    },
    {
      "nct_id": "NCT03049488",
      "title": "Dose, Safety, Tolerability and Immunogenicity of a Stabilized Prefusion RSV F Subunit Protein Vaccine, VRC-RSVRGP084-00-VP (DS-Cav1), Alone or With Alum Adjuvant, in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Respiratory Syncytial Virus"
      ],
      "interventions": [
        {
          "name": "VRC-RSVRGP084-00-VP",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Aluminum Hydroxide Suspension",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 95,
      "start_date": "2017-02-22",
      "completion_date": "2019-10-03",
      "has_results": true,
      "last_update_posted_date": "2020-10-23",
      "last_synced_at": "2026-10-05T19:54:44.753Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03049488"
    }
  ]
}