{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Immunogenicity",
    "query": {
      "condition": "Immunogenicity"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 2025,
    "total_pages": 203,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Immunogenicity&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T16:41:50.456Z",
  "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": "NCT00000745",
      "title": "A Phase I Multicenter, Randomized, Double-Blind, Placebo-Controlled Trial to Evaluate the Safety and Immunogenicity of HIV-1 Recombinant Envelope Glycoprotein gp160",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Hepatitis B Vaccine (Recombinant)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "gp160 Vaccine (MicroGeneSys)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "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": 72,
      "start_date": null,
      "completion_date": "1991-05",
      "has_results": false,
      "last_update_posted_date": "2021-11-04",
      "last_synced_at": "2026-09-05T16:41:50.456Z",
      "location_count": 2,
      "location_summary": "Pittsburgh, Pennsylvania • Nashville, Tennessee",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000745"
    },
    {
      "nct_id": "NCT00170547",
      "title": "Comparison of Delivery Routes of Flu Vaccine in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Trivalent inactivated influenza vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 1597,
      "start_date": "2005-09",
      "completion_date": "2006-02",
      "has_results": false,
      "last_update_posted_date": "2014-12-05",
      "last_synced_at": "2026-09-05T16:41:50.456Z",
      "location_count": 10,
      "location_summary": "Stanford, California • Torrance, California • Iowa City, Iowa + 7 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00170547"
    },
    {
      "nct_id": "NCT07396909",
      "title": "A First-in-Human Single and Multiple Ascending Dose Study of MT-701",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "MT-701",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mirador Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "19 Years to 55 Years"
      },
      "enrollment_count": 46,
      "start_date": "2026-01-12",
      "completion_date": "2026-04-16",
      "has_results": false,
      "last_update_posted_date": "2026-05-26",
      "last_synced_at": "2026-09-05T16:41:50.456Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07396909"
    },
    {
      "nct_id": "NCT02840487",
      "title": "Safety and Immunogenicity of a Zika Virus DNA Vaccine, VRC-ZKADNA085-00-VP, in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prevention of Zika Infection",
        "Zika-Specific Immune Response"
      ],
      "interventions": [
        {
          "name": "VRC-ZKADNA085-00-VP",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 80,
      "start_date": "2016-08-02",
      "completion_date": "2019-03-14",
      "has_results": false,
      "last_update_posted_date": "2019-03-18",
      "last_synced_at": "2026-09-05T16:41:50.456Z",
      "location_count": 3,
      "location_summary": "Decatur, Georgia • Baltimore, Maryland • Bethesda, Maryland",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02840487"
    },
    {
      "nct_id": "NCT04019444",
      "title": "Dosage-Escalation Study of the Safety and Immunogenicity of a Novel Rabies Vaccine ChAd155-RG vs. the Comparator RABAVERT Vaccine in Healthy Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Rabies",
        "Rabies Immunisation"
      ],
      "interventions": [
        {
          "name": "ChAd155-RG",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Rabies Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "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": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 50,
      "start_date": "2019-09-19",
      "completion_date": "2023-03-24",
      "has_results": true,
      "last_update_posted_date": "2024-06-03",
      "last_synced_at": "2026-09-05T16:41:50.456Z",
      "location_count": 1,
      "location_summary": "Decatur, Georgia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04019444"
    },
    {
      "nct_id": "NCT02915016",
      "title": "Evaluating the Safety and Immunogenicity of HIV Clade C DNA Vaccine and MF59- or AS01B-Adjuvanted Clade C Env Protein Vaccines in Various Combinations in Healthy, HIV-Uninfected Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "DNA-HIV-PT123 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bivalent Subtype C gp120/MF59 vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bivalent Subtype C gp120/AS01B vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 334,
      "start_date": "2016-12-07",
      "completion_date": "2020-02-12",
      "has_results": true,
      "last_update_posted_date": "2022-04-29",
      "last_synced_at": "2026-09-05T16:41:50.456Z",
      "location_count": 8,
      "location_summary": "Birmingham, Alabama • Boston, Massachusetts • New York, New York + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02915016"
    },
    {
      "nct_id": "NCT05119855",
      "title": "Safety and Immunogenicity of 9-valent Human Papillomavirus (9vHPV) Vaccine Coadministered With Messenger Ribonucleic Acid (mRNA)-1273 Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) (COVID-19) Vaccine (V503-076)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Papillomavirus Infections",
        "Coronavirus Disease (COVID-19)"
      ],
      "interventions": [
        {
          "name": "9vHPV Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1273 Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "9 Years to 11 Years"
      },
      "enrollment_count": 165,
      "start_date": "2022-03-28",
      "completion_date": "2023-12-12",
      "has_results": true,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-09-05T16:41:50.456Z",
      "location_count": 38,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Jonesboro, Arkansas + 33 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bellflower",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05119855"
    },
    {
      "nct_id": "NCT05462106",
      "title": "A Study to Assess the Effects of ACI-24.060 in Alzheimer's Disease and in Down Syndrome (ABATE Study)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Amyloid Plaque",
        "Beta-Amyloid",
        "DSAD",
        "Prodromal Alzheimer's Disease",
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "Placebo (Study Part 1a)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ACI-24.060 at Dose A in Study Part 1a",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ACI-24.060 at Dose B in Study Part 1a",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ACI-24.060 at Dose C in Study Part 1a",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ACI-24.060 with an additional adjuvant at Dose D in Study Part 1b",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo (Study Part 2)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ACI-24.060 at Dose A in Study Part 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ACI-24.060 at Dose B in Study Part 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ACI-24.060 at Dose C in Study Part 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo (Study Part 1b)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ACI-24.060 with an additional adjuvant at Dose E in Study Part 1b",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "AC Immune SA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "35 Years to 85 Years"
      },
      "enrollment_count": 304,
      "start_date": "2022-06-21",
      "completion_date": "2029-04",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-09-05T16:41:50.456Z",
      "location_count": 13,
      "location_summary": "Phoenix, Arizona • Lady Lake, Florida • Orlando, Florida + 9 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Lady Lake",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "The Villages",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05462106"
    },
    {
      "nct_id": "NCT07003984",
      "title": "A Safety and Immunogenicity Study of CHIKV VLP Vaccine in Children.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chikungunya Virus"
      ],
      "interventions": [
        {
          "name": "CHIKV VLP vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Bavarian Nordic",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "1 Year to 11 Years"
      },
      "enrollment_count": 720,
      "start_date": "2025-06-05",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-24",
      "last_synced_at": "2026-09-05T16:41:50.456Z",
      "location_count": 8,
      "location_summary": "Fountain Valley, California • Washington D.C., District of Columbia • Miami, Florida + 4 more",
      "locations": [
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07003984"
    },
    {
      "nct_id": "NCT00045838",
      "title": "HIV-1 Vaccine Test in Uninfected Adult Volunteers",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "VCR-HIVDNA006-00-VP",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2002-08",
      "completion_date": "2003-04",
      "has_results": false,
      "last_update_posted_date": "2015-10-02",
      "last_synced_at": "2026-09-05T16:41:50.456Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00045838"
    }
  ]
}