{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vaxelis",
    "query": {
      "intervention": "Vaxelis"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T03:40:48.203Z",
  "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": "NCT06824181",
      "title": "Study of Mixed Vaccination Schedules With a 21-valent Pneumococcal Conjugate Vaccine and a 20-valent Pneumococcal Conjugate Vaccine in Healthy Infants From Approximately 2 Months of Age",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumococcal Immunization"
      ],
      "interventions": [
        {
          "name": "PCV21 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevnar 20 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "M-M-R II vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Rotarix",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RotaTeq",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaxelis vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Varivax",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Priorix",
          "type": "BIOLOGICAL"
        },
        {
          "name": "VAQTA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Havrix",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "42 Days",
        "maximum_age": "89 Days",
        "sex": "ALL",
        "summary": "42 Days to 89 Days"
      },
      "enrollment_count": 580,
      "start_date": "2025-02-27",
      "completion_date": "2027-09-10",
      "has_results": false,
      "last_update_posted_date": "2026-02-13",
      "last_synced_at": "2026-09-05T03:40:48.203Z",
      "location_count": 17,
      "location_summary": "Los Angeles, California • Hollywood, Florida • Miami, Florida + 13 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Sioux City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06824181"
    },
    {
      "nct_id": "NCT04978818",
      "title": "Immunogenicity of H. Influenzae Type b PRP-OMP Vaccines in American Indian and Alaska Native Children (the HibVax Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Haemophilus Influenzae Type B Infection"
      ],
      "interventions": [
        {
          "name": "Vaxelis",
          "type": "DRUG"
        },
        {
          "name": "PedvaxHIB",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Weeks",
        "maximum_age": "12 Weeks",
        "sex": "ALL",
        "summary": "6 Weeks to 12 Weeks"
      },
      "enrollment_count": 333,
      "start_date": "2022-01-27",
      "completion_date": "2023-10-26",
      "has_results": true,
      "last_update_posted_date": "2024-06-24",
      "last_synced_at": "2026-09-05T03:40:48.203Z",
      "location_count": 5,
      "location_summary": "Anchorage, Alaska • Chinle, Arizona • Fort Defiance, Arizona + 2 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Chinle",
          "state": "Arizona"
        },
        {
          "city": "Fort Defiance",
          "state": "Arizona"
        },
        {
          "city": "Gallup",
          "state": "New Mexico"
        },
        {
          "city": "Shiprock",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04978818"
    },
    {
      "nct_id": "NCT06824194",
      "title": "Study of the Safety of a 21-valent Pneumococcal Conjugate Vaccine in Healthy Infants From Approximately 2 Months of Age",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumococcal Immunization"
      ],
      "interventions": [
        {
          "name": "PCV21 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevnar 20 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "M-M-R II vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Rotarix",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RotaTeq",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaxelis vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Varivax",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Priorix",
          "type": "BIOLOGICAL"
        },
        {
          "name": "VAQTA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Havrix",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "42 Days",
        "maximum_age": "89 Days",
        "sex": "ALL",
        "summary": "42 Days to 89 Days"
      },
      "enrollment_count": 2360,
      "start_date": "2025-02-18",
      "completion_date": "2027-10-22",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-05T03:40:48.203Z",
      "location_count": 103,
      "location_summary": "Birmingham, Alabama • Guntersville, Alabama • Oneonta, Alabama + 81 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Guntersville",
          "state": "Alabama"
        },
        {
          "city": "Oneonta",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06824194"
    },
    {
      "nct_id": "NCT06736041",
      "title": "Study of a 4-Dose Regimen of a 21-valent Pneumococcal Conjugate Vaccine in Healthy Infants From Approximately 2 Months of Age",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pneumococcal Immunization"
      ],
      "interventions": [
        {
          "name": "PCV21 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Prevnar 20 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "M-M-R II vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "RotaTeq",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vaxelis vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Varivax",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hexaxim Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "42 Days",
        "maximum_age": "89 Days",
        "sex": "ALL",
        "summary": "42 Days to 89 Days"
      },
      "enrollment_count": 1714,
      "start_date": "2024-12-18",
      "completion_date": "2027-05-17",
      "has_results": false,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-09-05T03:40:48.203Z",
      "location_count": 66,
      "location_summary": "Glendale, Arizona • Tucson, Arizona • Fayetteville, Arkansas + 48 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Huntington Park",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06736041"
    },
    {
      "nct_id": "NCT06397768",
      "title": "Co-administration Study of an Investigational Live-Attenuated Respiratory Syncytial Virus Vaccine in Infants and Toddlers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "RSV Immunization"
      ],
      "interventions": [
        {
          "name": "RSVt vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Diphtheria, tetanus, pertussis, poliomyelitis , Haemophilus influenzae type b, and hepatitis B vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Diphtheria, tetanus, pertussis, Haemophilus influenzae type b and poliomyelitis vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis B vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Streptococcus pneumoniae vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Rotavirus vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Measles, mumps, and rubella vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Varicella virus vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "6 Months to 12 Months"
      },
      "enrollment_count": 2226,
      "start_date": "2024-05-13",
      "completion_date": "2025-09-18",
      "has_results": false,
      "last_update_posted_date": "2026-02-03",
      "last_synced_at": "2026-09-05T03:40:48.203Z",
      "location_count": 66,
      "location_summary": "Birmingham, Alabama • Grand Bay, Alabama • Mobile, Alabama + 55 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Grand Bay",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Bell Gardens",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06397768"
    }
  ]
}