{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Multivalent+Group+B+streptococcus+vaccine",
    "query": {
      "intervention": "Multivalent Group B streptococcus vaccine"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-15T21:21:35.753Z",
  "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": "NCT04766086",
      "title": "Trial to Evaluate the Safety, Tolerability, and Immunogenicity of A Multivalent Group B Streptococcus Vaccine When Administered Concomitantly With Tdap in Healthy Nonpregnant Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Group B Streptococcus Infections"
      ],
      "interventions": [
        {
          "name": "Multivalent Group B streptococcus vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tetanus, diphtheria, and acellular pertussis vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 49 Years · Female only"
      },
      "enrollment_count": 306,
      "start_date": "2022-08-12",
      "completion_date": "2023-04-27",
      "has_results": true,
      "last_update_posted_date": "2024-05-24",
      "last_synced_at": "2026-09-15T21:21:35.753Z",
      "location_count": 12,
      "location_summary": "Newton, Kansas • Omaha, Nebraska • Las Vegas, Nevada + 8 more",
      "locations": [
        {
          "city": "Newton",
          "state": "Kansas"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        },
        {
          "city": "Wilmington",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04766086"
    },
    {
      "nct_id": "NCT03170609",
      "title": "A Phase 1/2, Randomized, Placebo-controlled, Observer-blinded Trial To Evaluate The Safety, Tolerability, And Immunogenicity Of A Multivalent Group B Streptococcus Vaccine In Healthy Adults 18 To 49 Years Of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Group B Streptococcal Infections"
      ],
      "interventions": [
        {
          "name": "Multivalent group B streptococcus vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "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": 365,
      "start_date": "2017-06-05",
      "completion_date": "2018-06-25",
      "has_results": true,
      "last_update_posted_date": "2019-07-02",
      "last_synced_at": "2026-09-15T21:21:35.753Z",
      "location_count": 4,
      "location_summary": "Stockbridge, Georgia • Bardstown, Kentucky • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Stockbridge",
          "state": "Georgia"
        },
        {
          "city": "Bardstown",
          "state": "Kentucky"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03170609"
    },
    {
      "nct_id": "NCT03765073",
      "title": "Trial To Evaluate The Safety, Tolerability, And Immunogenicity Of A Multivalent Group B Streptococcus Vaccine In Healthy Nonpregnant Women And Pregnant Women And Their Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Group B Streptococcus Infections"
      ],
      "interventions": [
        {
          "name": "Multivalent Group B streptococcus vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "0 Years to 40 Years"
      },
      "enrollment_count": 1208,
      "start_date": "2019-01-14",
      "completion_date": "2024-03-04",
      "has_results": true,
      "last_update_posted_date": "2025-08-05",
      "last_synced_at": "2026-09-15T21:21:35.753Z",
      "location_count": 26,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Lancaster, California + 11 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03765073"
    },
    {
      "nct_id": "NCT07160244",
      "title": "BEATRIX: A Study to Learn About a Group B Streptococcus Vaccine in Healthy Pregnant Women and Their Babies",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Multivalent Group B streptococcus vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Infanrix hexa",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevenar 20",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pediarix",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevnar 20",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Infanrix",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "1 Day to 49 Years"
      },
      "enrollment_count": 6000,
      "start_date": "2025-08-25",
      "completion_date": "2029-03-02",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-09-15T21:21:35.753Z",
      "location_count": 119,
      "location_summary": "Birmingham, Alabama • Dothan, Alabama • Mobile, Alabama + 57 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dothan",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07160244"
    }
  ]
}