Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 14, 2026, 2:54 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 35 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Sporozoites Clear all
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

A Study to Determine Whether 2 Investigational Malaria Vaccines Are Safe, Protective Against Malaria in Adults

NCT00385047
View directory record Official record
Conditions
Malaria
Interventions
Group A FMP2.1/AS01B, Group B FMP2.1/AS02A
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 50 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 7, 2015 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Immunization Via Mosquito Bite With Radiation-attenuated Sporozoites

NCT01994525
View directory record Official record
Conditions
Malaria
Interventions
PfRAS, Placebo, Challenge
Biological · Other
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 50 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 16, 2019 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety, Immunogenicity and Efficacy Against of a Combined Malaria Vaccine in Healthy Malaria-naïve Adults

NCT01366534
View directory record Official record
Conditions
Malaria
Interventions
Crucell's replication deficient adenovirus type 35 circumsporozoite malaria vaccine (Ad35.CS.01), GSK Biologicals' malaria vaccine 257049 (2 doses), GSK Biologicals' malaria vaccine 257049 (3 doses), Sporozoite challenge
Biological · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 50 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 17, 2019 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Trial to Evaluate CIS43LS in Healthy Adults

NCT04206332
View directory record Official record
Conditions
Malaria
Interventions
VRC-MALMAB0100-00-AB, Plasmodium falciparum (P. falciparum) sporozoite challenge
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
2
States / cities
Baltimore, Maryland • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 17, 2023 · Synced Sep 14, 2026, 2:54 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

A Phase 1 Trial of PfSPZ Vaccine in Healthy Adults to Determine Safety, Tolerability and Efficacy Against Heterologous CHMI

NCT05604521
View directory record Official record
Conditions
Malaria, Malaria,Falciparum
Interventions
PfSPZ Vaccine, PfSPZ Challenge (7G8), Normal Saline
Biological · Other
Lead sponsor
Sanaria Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 24, 2024 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

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...

NCT02511054
View directory record Official record
Conditions
Malaria
Interventions
Chloroquine (CQ), Pyrimethamine (PYR), Sanaria PfSPZ Challenge (NF54)
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 14, 2026, 2:54 AM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Phase 1/2a Trial of Pf GAP p52-/p36- Sporozoite Malaria Vaccine

NCT01024686
View directory record Official record
Conditions
Malaria
Interventions
p52-/p36- GAP Vaccine
Biological
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 27, 2019 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Trial to Evaluate the Safety, Immunogenicity and Protective Efficacy of Three or Five Administrations of GAP3KO Sporozoites

NCT03168854
View directory record Official record
Conditions
Plasmodium Falciparum Infection
Interventions
Genetically-attenuated p52-/p36-/sap1- Plasmodium falciparum parasite (GAP3KO) strain, Malaria challenge
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 23, 2025 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Dose Escalation PfSPZ-CVac

NCT03083847
View directory record Official record
Conditions
Malaria
Interventions
Chloroquine Phosphate, Pyrimethamine, Sanaria PfSPZ Challenge
Drug · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 31, 2021 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Causal Prophylactic Efficacy of KAF156 in a Controlled Human Malaria Challenge Model

NCT04072302
View directory record Official record
Conditions
Malaria
Interventions
KAF156, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 40 Years · Male only
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 27, 2019 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Study of VMP001 and AS01B (Adjuvant Formulation) in Healthy Malaria-Naïve Adults

NCT01157897
View directory record Official record
Conditions
Malaria, Plasmodium Vivax
Interventions
VMP001, P. vivax sporozoite challenge
Biological · Other
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 55 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated May 28, 2019 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Malaria Challenge in Healthy Volunteers

NCT01500980
View directory record Official record
Conditions
Malaria
Interventions
P. falciparum infection, Chloroquine, Primaquine
Biological · Drug
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 12, 2012 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Efficacy, Immunogenicity and Safety Study of GSK Biologicals' Candidate Malaria Vaccine Evaluating Different Dose Schedules in a Sporozoite Challenge Model in Healthy Malaria-naïve Adults

NCT03162614
View directory record Official record
Conditions
Malaria
Interventions
RTS,S/AS01E, RTS,S/AS01B, Sporozoite-infected mosquitoes challenge.
Biological · Procedure
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years
Enrollment
154 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 26, 2020 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

PfSPZ Vaccine: Dose Optimization With Heterologous Challenge in Healthy Malaria-Naïve Adults

NCT02601716
View directory record Official record
Conditions
Malaria
Interventions
PfSPZ Vaccine, CHMI (7G8), CHMI (NF135.C10)
Biological
Lead sponsor
Sanaria Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
2
States / cities
Baltimore, Maryland • Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 15, 2018 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Clinical Trial for the Development of a Safe Malaria Challenge Model That Can be Reproduced in Humans

NCT00935623
View directory record Official record
Conditions
Plasmodium Vivax Malaria
Interventions
Malaria Challenge
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 15, 2018 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Clinical Trial of the PfSPZ Vaccine

NCT01001650
View directory record Official record
Conditions
Plasmodium Falciparum
Interventions
Plasmodium falciparum Sporozoite (strain NF-54; Anopheles stephensi mosquitoes) Vaccine, Live, Inactivated (gamma irradiation)
Biological
Lead sponsor
Sanaria Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
2
States / cities
Baltimore, Maryland • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 9, 2014 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of Controlled Human Malaria Infections to Evaluate Protection After Intravenous or Intramuscular Administration of PfSPZ Vaccine in Malaria-Naive Adults

NCT02015091
View directory record Official record
Conditions
Malaria
Interventions
PfSPZ Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
141 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
2
States / cities
Baltimore, Maryland • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Evaluate the Infectivity Equivalence of Current and New Lots of Plasmodium Falciparum Strain NF54

NCT03882528
View directory record Official record
Conditions
Malaria,Falciparum
Interventions
Plasmodium falciparum malaria parasite
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 29, 2021 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Safety and Efficacy Study of RTS,S AS02A/AS01B Vaccine to Prevent Malaria

NCT00075049
View directory record Official record
Conditions
Malaria
Interventions
RTS,S with AS02A/AS01B adjuvant
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 45 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 20, 2014 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Efficacy, Safety and Immunogenicity Study of GlaxoSmithKline(GSK) Biologicals' Candidate Malaria Vaccine 257049 in the Sporozoite Challenge Model in Healthy Malaria-naïve Adults

NCT01857869
View directory record Official record
Conditions
Malaria
Interventions
GSK257049 Dosage 1, GSK257049 Dosage 2, Sporozoite-infected mosquitoes challenge
Biological · Procedure
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 50 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 25, 2019 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Efficacy, Immunogenicity and Safety in a Sporozoite Challenge Model of a Fractional Booster Dose of GSK Biologicals' Candidate Malaria Vaccine Administered to Previously Vaccinated Healthy Malaria-naïve Adults

NCT03824236
View directory record Official record
Conditions
Malaria
Interventions
RTS,S/AS01E (SB257049)
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 13, 2020 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Clinical Trial With Controlled Human Malaria Infection (CHMI) to Evaluate the Safety and Efficacy of the Plasmodium Falciparum Vaccine Candidate FMP012 Administered Intramuscularly With AS01B Adjuvant System in Healthy Malaria-Naïve Adults

NCT02174978
View directory record Official record
Conditions
Malaria
Interventions
FMP012 with AS01B adjuvant system, P falciparum Controlled Human Malaria Infection (CHMI)
Biological · Other
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 50 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 12, 2017 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Clinical Trial of the PfSPZ Vaccine Administered by Direct Venous Inoculation in Healthy Malaria-Naïve Adults: Heterologous vs. Homologous Controlled Human Malaria Infection and Reduction in Number of Doses

NCT02215707
View directory record Official record
Conditions
Malaria
Interventions
PfSPZ Vaccine
Biological
Lead sponsor
Sanaria Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 28, 2018 · Synced Sep 14, 2026, 2:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

PfSPZ Challenge in Healthy Malaria-Naïve Adults in the United States

NCT02773979
View directory record Official record
Conditions
Plasmodium Falciparum Infection
Interventions
Chloroquine, PfSPZ (NF54) Challenge, Placebo
Drug · Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 26, 2019 · Synced Sep 14, 2026, 2:54 AM EDT