{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sporozoites",
    "query": {
      "intervention": "Sporozoites"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 35,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sporozoites&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-14T07:17:08.487Z",
  "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": "NCT00385047",
      "title": "A Study to Determine Whether 2 Investigational Malaria Vaccines Are Safe, Protective Against Malaria in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Malaria"
      ],
      "interventions": [
        {
          "name": "Group A FMP2.1/AS01B",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Group B FMP2.1/AS02A",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "U.S. Army Medical Research and Development Command",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 41,
      "start_date": "2006-09",
      "completion_date": "2007-09",
      "has_results": false,
      "last_update_posted_date": "2015-06-08",
      "last_synced_at": "2026-09-14T07:17:08.487Z",
      "location_count": 1,
      "location_summary": "Silver Spring, Maryland",
      "locations": [
        {
          "city": "Silver Spring",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00385047"
    },
    {
      "nct_id": "NCT01994525",
      "title": "Immunization Via Mosquito Bite With Radiation-attenuated Sporozoites",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Malaria"
      ],
      "interventions": [
        {
          "name": "PfRAS",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Challenge",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "U.S. Army Medical Research and Development Command",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 54,
      "start_date": "2014-01-24",
      "completion_date": "2017-02",
      "has_results": false,
      "last_update_posted_date": "2019-09-17",
      "last_synced_at": "2026-09-14T07:17:08.487Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01994525"
    },
    {
      "nct_id": "NCT01366534",
      "title": "Safety, Immunogenicity and Efficacy Against of a Combined Malaria Vaccine in Healthy Malaria-naïve Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Malaria"
      ],
      "interventions": [
        {
          "name": "Crucell's replication deficient adenovirus type 35 circumsporozoite malaria vaccine (Ad35.CS.01)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK Biologicals' malaria vaccine 257049 (2 doses)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "GSK Biologicals' malaria vaccine 257049 (3 doses)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Sporozoite challenge",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 67,
      "start_date": "2011-08-10",
      "completion_date": "2012-07-03",
      "has_results": true,
      "last_update_posted_date": "2019-06-18",
      "last_synced_at": "2026-09-14T07:17:08.487Z",
      "location_count": 1,
      "location_summary": "Silver Spring, Maryland",
      "locations": [
        {
          "city": "Silver Spring",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01366534"
    },
    {
      "nct_id": "NCT04206332",
      "title": "Trial to Evaluate CIS43LS in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Malaria"
      ],
      "interventions": [
        {
          "name": "VRC-MALMAB0100-00-AB",
          "type": "DRUG"
        },
        {
          "name": "Plasmodium falciparum (P. falciparum) sporozoite challenge",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 71,
      "start_date": "2020-01-07",
      "completion_date": "2022-02-28",
      "has_results": true,
      "last_update_posted_date": "2023-04-18",
      "last_synced_at": "2026-09-14T07:17:08.487Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Bethesda, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04206332"
    },
    {
      "nct_id": "NCT05604521",
      "title": "A Phase 1 Trial of PfSPZ Vaccine in Healthy Adults to Determine Safety, Tolerability and Efficacy Against Heterologous CHMI",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Malaria",
        "Malaria,Falciparum"
      ],
      "interventions": [
        {
          "name": "PfSPZ Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PfSPZ Challenge (7G8)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Normal Saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Sanaria Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 31,
      "start_date": "2022-12-06",
      "completion_date": "2023-09-05",
      "has_results": true,
      "last_update_posted_date": "2024-11-25",
      "last_synced_at": "2026-09-14T07:17:08.487Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05604521"
    },
    {
      "nct_id": "NCT02511054",
      "title": "Sanaria PfSPZ Challenge With Pyrimethamine Chemoprophylaxis (PfSPZ-CVac Approach): Phase 1 Trial to Determine Safety and Protective Efficacy of Sanaria PfSPZ Challenge With Concurrent Pyrimethamine Treatment That Inhibits Development of Asexual B...",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Malaria"
      ],
      "interventions": [
        {
          "name": "Chloroquine (CQ)",
          "type": "DRUG"
        },
        {
          "name": "Pyrimethamine (PYR)",
          "type": "DRUG"
        },
        {
          "name": "Sanaria PfSPZ Challenge (NF54)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 57,
      "start_date": "2015-07-21",
      "completion_date": "2017-06-01",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-09-14T07:17:08.487Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02511054"
    },
    {
      "nct_id": "NCT01024686",
      "title": "Phase 1/2a Trial of Pf GAP p52-/p36- Sporozoite Malaria Vaccine",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Malaria"
      ],
      "interventions": [
        {
          "name": "p52-/p36- GAP Vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Seattle Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 6,
      "start_date": "2010-03",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2019-10-28",
      "last_synced_at": "2026-09-14T07:17:08.487Z",
      "location_count": 1,
      "location_summary": "Silver Spring, Maryland",
      "locations": [
        {
          "city": "Silver Spring",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01024686"
    },
    {
      "nct_id": "NCT03168854",
      "title": "Trial to Evaluate the Safety, Immunogenicity and Protective Efficacy of Three or Five Administrations of GAP3KO Sporozoites",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Plasmodium Falciparum Infection"
      ],
      "interventions": [
        {
          "name": "Genetically-attenuated p52-/p36-/sap1- Plasmodium falciparum parasite (GAP3KO) strain",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Malaria challenge",
          "type": "OTHER"
        }
      ],
      "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": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 26,
      "start_date": "2017-07-26",
      "completion_date": "2019-08-16",
      "has_results": false,
      "last_update_posted_date": "2025-02-24",
      "last_synced_at": "2026-09-14T07:17:08.487Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03168854"
    },
    {
      "nct_id": "NCT03083847",
      "title": "Dose Escalation PfSPZ-CVac",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Malaria"
      ],
      "interventions": [
        {
          "name": "Chloroquine Phosphate",
          "type": "DRUG"
        },
        {
          "name": "Pyrimethamine",
          "type": "DRUG"
        },
        {
          "name": "Sanaria PfSPZ Challenge",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 55,
      "start_date": "2017-06-05",
      "completion_date": "2019-06-26",
      "has_results": true,
      "last_update_posted_date": "2021-06-01",
      "last_synced_at": "2026-09-14T07:17:08.487Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03083847"
    },
    {
      "nct_id": "NCT04072302",
      "title": "Safety and Causal Prophylactic Efficacy of KAF156 in a Controlled Human Malaria Challenge Model",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Malaria"
      ],
      "interventions": [
        {
          "name": "KAF156",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "MALE",
        "summary": "18 Years to 40 Years · Male only"
      },
      "enrollment_count": 86,
      "start_date": "2014-09-15",
      "completion_date": "2017-11-29",
      "has_results": false,
      "last_update_posted_date": "2019-08-28",
      "last_synced_at": "2026-09-14T07:17:08.487Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04072302"
    }
  ]
}