{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=RSV-F+Particle+Vaccine",
    "query": {
      "intervention": "RSV-F Particle Vaccine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 3,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-21T16:45:54.193Z",
  "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": "NCT01960686",
      "title": "RSV F Dose-Ranging Study in Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "Low dose RSV F Antigen",
          "type": "BIOLOGICAL"
        },
        {
          "name": "High dose RSV F Antigen",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Dose 1 of Aluminum Adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Dose 2 of Aluminum Adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Dose 3 of Aluminum Adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Dose 4 of Aluminum Adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Novavax",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 720,
      "start_date": "2013-10",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2016-05-26",
      "last_synced_at": "2026-09-21T16:45:54.193Z",
      "location_count": 10,
      "location_summary": "Walnut Creek, California • Stockbridge, Georgia • Boise, Idaho + 7 more",
      "locations": [
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Stockbridge",
          "state": "Georgia"
        },
        {
          "city": "Boise",
          "state": "Idaho"
        },
        {
          "city": "Lenexa",
          "state": "Kansas"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01960686"
    },
    {
      "nct_id": "NCT03339713",
      "title": "A Study to Evaluate the Safety and Immunogenicity of Seasonal Influenza Vaccine and an Adenovirus Serotype 26- Based Vaccine Encoding for the Respiratory Syncytial Virus Pre-fusion F Protein (Ad26.RSV.preF), With and Without Co-administration, in Adults Aged 60 Years and Older in Stable Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Ad26.RSV.preF",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluarix",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Janssen Vaccines & Prevention B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 180,
      "start_date": "2017-12-07",
      "completion_date": "2018-07-23",
      "has_results": true,
      "last_update_posted_date": "2025-02-04",
      "last_synced_at": "2026-09-21T16:45:54.193Z",
      "location_count": 1,
      "location_summary": "Mt. Pleasant, South Carolina",
      "locations": [
        {
          "city": "Mt. Pleasant",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03339713"
    },
    {
      "nct_id": "NCT01290419",
      "title": "Safety Study of Respiratory Syncytial Virus (RSV)-Fusion (F) Protein Particle Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Respiratory Syncytial Virus Infections"
      ],
      "interventions": [
        {
          "name": "RSV-F Particle Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Novavax",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 150,
      "start_date": "2010-12",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2012-03-08",
      "last_synced_at": "2026-09-21T16:45:54.193Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01290419"
    }
  ]
}