{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Menactra%C2%AE%3A+Meningococcal+Polysaccharide+Diphtheria+Toxoid+Conjugate",
    "query": {
      "intervention": "Menactra®: Meningococcal Polysaccharide Diphtheria Toxoid Conjugate"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 31,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Menactra%C2%AE%3A+Meningococcal+Polysaccharide+Diphtheria+Toxoid+Conjugate&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T23:17:32.670Z",
  "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": "NCT01442675",
      "title": "Study of a Single Dose of Menactra® Vaccine 4-6 Years After Prior Menactra Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Meningitis",
        "Meningococcal Infection"
      ],
      "interventions": [
        {
          "name": "Meningococcal (Groups A, C, Y and W-135) Polysaccharide Diphtheria Toxoid Conjugate: Menactra®",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "15 Years to 55 Years"
      },
      "enrollment_count": 834,
      "start_date": "2011-09",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2014-11-18",
      "last_synced_at": "2026-10-08T23:17:32.670Z",
      "location_count": 15,
      "location_summary": "Little Rock, Arkansas • San Diego, California • Bardstown, Kentucky + 12 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Bardstown",
          "state": "Kentucky"
        },
        {
          "city": "Crestview Hills",
          "state": "Kentucky"
        },
        {
          "city": "Spokane",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01442675"
    },
    {
      "nct_id": "NCT00777790",
      "title": "Study of a Booster Dose of Meningococcal Diphtheria Toxoid Conjugate Vaccine in Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Meningitis",
        "Meningococcemia"
      ],
      "interventions": [
        {
          "name": "Meningococcal Polysaccharide Diphtheria Toxoid Conjugate",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "13 Years to 21 Years"
      },
      "enrollment_count": 241,
      "start_date": "2004-02",
      "completion_date": "2005-04",
      "has_results": true,
      "last_update_posted_date": "2014-02-14",
      "last_synced_at": "2026-10-08T23:17:32.670Z",
      "location_count": 9,
      "location_summary": "Atlanta, Georgia • Marietta, Georgia • Woburn, Massachusetts + 6 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Marietta",
          "state": "Georgia"
        },
        {
          "city": "Woburn",
          "state": "Massachusetts"
        },
        {
          "city": "Albany",
          "state": "New York"
        },
        {
          "city": "Akron",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00777790"
    },
    {
      "nct_id": "NCT03077438",
      "title": "Study of an Investigational Quadrivalent Meningococcal Conjugate Vaccine Administered in Children Aged 2 to 9 Years",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningitis",
        "Meningococcal Meningitis",
        "Meningococcal Infections"
      ],
      "interventions": [
        {
          "name": "Meningococcal Polysaccharide (Serogroups A, C, Y, and W) Tetanus Toxoid Conjugate",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Meningococcal (Groups A, C, Y and W 135) Oligosaccharide Diphtheria CRM197 Conjugate Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "9 Years",
        "sex": "ALL",
        "summary": "2 Years to 9 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2017-02-17",
      "completion_date": "2017-10-10",
      "has_results": true,
      "last_update_posted_date": "2022-03-28",
      "last_synced_at": "2026-10-08T23:17:32.670Z",
      "location_count": 35,
      "location_summary": "Birmingham, Alabama • Dothan, Alabama • Tucson, Arizona + 31 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03077438"
    },
    {
      "nct_id": "NCT03673462",
      "title": "Safety of a Quadrivalent Meningococcal Conjugate Vaccine Administered Concomitantly With Routine Pediatric Vaccines in Healthy Infants and Toddlers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Healthy Volunteers (Meningococcal Infection)"
      ],
      "interventions": [
        {
          "name": "Meningococcal polysaccharide (serogroups A,C,Y and W) tetanus toxoid Conjugate vaccine (MenACYW Conjugate vaccine)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Meningococcal (Groups A, C, Y and W 135) Oligosaccharide Diphtheria CRM197 Conjugate Vaccine (MENVEO®)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Diphtheria, Tetanus, Acellular Pertussis, Poliovirus and Haemophilus b Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pneumococcal 13-valent Conjugate Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Rotavirus Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hepatitis B Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Measles, Mumps, and Rubella Virus Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Varicella Virus 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": 2797,
      "start_date": "2018-09-17",
      "completion_date": "2023-03-16",
      "has_results": true,
      "last_update_posted_date": "2023-12-14",
      "last_synced_at": "2026-10-08T23:17:32.670Z",
      "location_count": 67,
      "location_summary": "Birmingham, Alabama • Dothan, Alabama • Phoenix, Arizona + 56 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03673462"
    },
    {
      "nct_id": "NCT02633787",
      "title": "Persistence of Bactericidal Antibodies in Adults Who Received a Booster Dose of Menactra® Approximately 4 Years Earlier",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Meningitis",
        "Meningococcal Meningitis",
        "Meningococcal Infections"
      ],
      "interventions": [
        {
          "name": "Meningococcal (Groups A, C, Y, and W-135) Polysaccharide Diphtheria Toxoid Conjugate Vaccine",
          "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": 110,
      "start_date": "2015-12",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2016-11-07",
      "last_synced_at": "2026-10-08T23:17:32.670Z",
      "location_count": 4,
      "location_summary": "Bardstown, Kentucky • Woburn, Massachusetts • Niles, Michigan + 1 more",
      "locations": [
        {
          "city": "Bardstown",
          "state": "Kentucky"
        },
        {
          "city": "Woburn",
          "state": "Massachusetts"
        },
        {
          "city": "Niles",
          "state": "Michigan"
        },
        {
          "city": "Layton",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02633787"
    },
    {
      "nct_id": "NCT00422292",
      "title": "Immunogenicity and Safety of Pediatric Vaccines When Administered With Menactra® in Healthy Toddlers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningococcal Meningitis",
        "Measles",
        "Mumps",
        "Rubella",
        "Varicella"
      ],
      "interventions": [
        {
          "name": "Meningococcal Polysaccharide Diphtheria Conjugate Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Measles, Mumps, Rubella and Varicella",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Months",
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "9 Months to 12 Months"
      },
      "enrollment_count": 1664,
      "start_date": "2006-12",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2016-04-14",
      "last_synced_at": "2026-10-08T23:17:32.670Z",
      "location_count": 87,
      "location_summary": "Tuscaloosa, Alabama • Tucson, Arizona • Jonesboro, Arkansas + 74 more",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Atascadero",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00422292"
    },
    {
      "nct_id": "NCT02752906",
      "title": "Immunogenicity and Safety of a Booster Dose of an Investigational Quadrivalent Meningococcal Conjugate Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningitis",
        "Meningococcal Meningitis",
        "Meningococcal Infections"
      ],
      "interventions": [
        {
          "name": "Meningococcal Polysaccharide (Serogroups A, C, Y, and W) Tetanus Toxoid Conjugate Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Meningococcal (Groups A, C, Y and W 135) Polysaccharide Diphtheria Toxoid Conjugate Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 810,
      "start_date": "2016-04-15",
      "completion_date": "2016-12-19",
      "has_results": true,
      "last_update_posted_date": "2022-04-05",
      "last_synced_at": "2026-10-08T23:17:32.670Z",
      "location_count": 29,
      "location_summary": "Birmingham, Alabama • Dothan, Alabama • Mesa, Arizona + 24 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Downey",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02752906"
    },
    {
      "nct_id": "NCT01659996",
      "title": "Study of Menactra® in Healthy Subjects at 9 Months and Concomitantly With Pentacel® at 15 to 18 Months of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Meningitis",
        "Meningococcal Infection",
        "Diphtheria",
        "Tetanus",
        "Pertussis",
        "Haemophilus Influenzae Serotype b (Hib)"
      ],
      "interventions": [
        {
          "name": "Meningococcal polysaccharide diphtheria toxoid conjugate",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Meningococcal polysaccharide diphtheria toxoid conjugate + Diphtheria and Tetanus Toxoids and Acellular Pertussis Adsorbed",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Diphtheria and Tetanus Toxoids and Acellular Pertussis Adsorbed, Inactivated Poliovirus and Haemophilus b Conjugate",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Months",
        "maximum_age": "18 Months",
        "sex": "ALL",
        "summary": "9 Months to 18 Months"
      },
      "enrollment_count": 1394,
      "start_date": "2012-07",
      "completion_date": "2015-09",
      "has_results": true,
      "last_update_posted_date": "2015-12-15",
      "last_synced_at": "2026-10-08T23:17:32.670Z",
      "location_count": 56,
      "location_summary": "Birmingham, Alabama • Pinson, Alabama • Tucson, Arizona + 50 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Pinson",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01659996"
    },
    {
      "nct_id": "NCT00777257",
      "title": "Study of Menactra® in US Adolescents When Administered Concomitantly With Tdap Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Meningitis",
        "Meningococcemia",
        "Pertussis",
        "Tetanus",
        "Diphtheria"
      ],
      "interventions": [
        {
          "name": "T dap + Meningococcal Polysaccharide Diphtheria Toxoid Conj.",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tdap + Meningococcal Polysaccharide Diphtheria Toxoid Conj.",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Meningococcal Polysaccharide Diphtheria Toxoid Conj. + T dap",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "11 Years to 17 Years"
      },
      "enrollment_count": 1345,
      "start_date": "2005-04",
      "completion_date": "2007-09",
      "has_results": true,
      "last_update_posted_date": "2014-02-14",
      "last_synced_at": "2026-10-08T23:17:32.670Z",
      "location_count": 20,
      "location_summary": "Jonesboro, Arkansas • Little Rock, Arkansas • Boulder, Colorado + 17 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Marietta",
          "state": "Georgia"
        },
        {
          "city": "Woodstock",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00777257"
    },
    {
      "nct_id": "NCT00483574",
      "title": "Study of the Safety of Menactra® Vaccine When Administered With Other Pediatric Vaccines to Healthy Toddlers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningococcal Meningitis",
        "Measles",
        "Mumps",
        "Rubella",
        "Varicella"
      ],
      "interventions": [
        {
          "name": "Menactra®: Meningococcal Polysaccharide Diphtheria Toxoid Conjugate",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Measles-mumps-rubella-varicella vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Routine paediatric vaccine - Pneumococcal conjugate (PCV)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Routine paediatric vaccine - Hepatitis A",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Months",
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "9 Months to 12 Months"
      },
      "enrollment_count": 1378,
      "start_date": "2007-05",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2016-05-16",
      "last_synced_at": "2026-10-08T23:17:32.670Z",
      "location_count": 78,
      "location_summary": "Birmingham, Alabama • Dothan, Alabama • Pinson, Alabama + 68 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Pinson",
          "state": "Alabama"
        },
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00483574"
    }
  ]
}