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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 1 Interventional Accepts healthy volunteers

rCSP/AP10-602 [GLA-LSQ] Vaccine Trial

NCT03589794
View directory record Official record
Conditions
Plasmodium Falciparum Infection
Interventions
AP10-602, Malaria challenge, rCSP
Other · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 9, 2023 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Not applicable Interventional

Habit Reversal Training for Children and Adolescents With Trichotillomania

NCT01445444
View directory record Official record
Conditions
Trichotillomania
Interventions
Habit Reversal Training
Behavioral
Lead sponsor
University of South Florida
Other
Eligibility
7 Years to 17 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Mar 9, 2016 · Synced Jul 21, 2026, 9:31 PM EDT
Not listed Not applicable Interventional

A Study to Evaluate the Use of Nitazoxanide to Treat Cryptosporidiosis

NCT00002158
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Nitazoxanide
Drug
Lead sponsor
Romark Laboratories L.C.
Industry
Eligibility
3 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jul 9, 2007 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of a Human Hookworm Candidate Vaccine With Different Doses of a Novel Adjuvant

NCT01385189
View directory record Official record
Conditions
Hookworm Infection, Hookworm Disease
Interventions
10 μg Na-GST-1/Alhydrogel, 30 μg Na-GST-1/Alhydrogel, 100 μg Na-GST-1/Alhydrogel, 10 μg Na-GST-1/Alhydrogel/GLA-AF (1 μg), 30 μg Na-GST-1/Alhydrogel/GLA-AF (1 μg), 30 μg Na-GST-1/Alhydrogel/GLA-AF (5 μg), 100 μg Na-GST-1/Alhydrogel/GLA-AF (5 μg)
Biological
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 45 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 5, 2025 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Use of Sodium Stibogluconate as a Treatment for Leishmaniasis

NCT00657618
View directory record Official record
Conditions
Leishmaniasis
Interventions
Sodium Stibogluconate (SSG)
Drug
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
Not listed
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2015
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 1, 2020 · Synced Jul 21, 2026, 9:31 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cepheid Rectal Sample Validation Study

NCT02099760
View directory record Official record
Conditions
Gonorrhea, Chlamydia, Trichomonas
Interventions
STD testing (GC/Ct/trich)
Device
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
402 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 6, 2019 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Not applicable Interventional

Azithromycin in the Treatment of Cryptosporidiosis in Patients With Acquired Immune Deficiency Syndrome (AIDS): A Randomized, Multi-Center, Placebo-Controlled, Double-Blind Study

NCT00002082
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Azithromycin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
4
States / cities
Oakland, California • San Diego, California • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 21, 2026, 9:31 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Effect of an Exploratory Vehicle on Meibomian Gland Dysfunction in Patients With Demodex

NCT06054217
View directory record Official record
Conditions
Meibomian Gland Dysfunction, Demodex Infestation of Eyelid, Blepharitis, Demodectic Blepharitis
Interventions
Vehicle of TP-03
Drug
Lead sponsor
Tarsus Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
Northridge, California • Shelby, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 8, 2024 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity Study of Na-GST-1 With or Without CpG

NCT02143518
View directory record Official record
Conditions
Hookworm Infection, Hookworm Disease
Interventions
Na-GST-1/Alhydrogel®, CpG 10104
Biological
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 3, 2025 · Synced Jul 21, 2026, 9:31 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Non-Invasive Sexually Transmitted Disease Testing in Women Seeking Emergency Contraception or Urine Pregnancy Testing

NCT00978848
View directory record Official record
Conditions
Trichomonas Vaginitis, Chlamydia Trachomatis, Neisseria Gonorrhoeae Infection
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
15 Years and older · Female only
Enrollment
305 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 17, 2016 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Genetic Variability in CYP2D6 in U.S Active Duty Population

NCT02960568
View directory record Official record
Conditions
Pharmacologic Action
Interventions
Primaquine
Drug
Lead sponsor
Walter Reed Army Institute of Research (WRAIR)
Federal
Eligibility
18 Years to 60 Years
Enrollment
550 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 19, 2021 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase 1 Study To Estimate The Relative Bioavailability Of Fixed Combination Tablets Of Azithromycin And Chloroquine Compared To Co-Administered Individual Tablets Of Azithromycin And Chloroquine

NCT00844207
View directory record Official record
Conditions
Malaria
Interventions
Fixed combination of Azithromycin and Chloroquine, Azithromycin and Chloroquine
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 20, 2009 · Synced Jul 21, 2026, 9:31 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Screening of Healthy Volunteers for Investigational Antimalarial Drugs, Malaria Vaccines, and Controlled Human Malaria Challenge

NCT02639299
View directory record Official record
Conditions
Malaria
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
1,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Systems Biology Approach to Malaria Immunity

NCT03014258
View directory record Official record
Conditions
Plasmodium Falciparum Infection
Interventions
NF54 P. falciparum malaria challenge
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 7, 2021 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Trial of a Falciparum Malaria Protein (FMP012), E. Coli-expressed PfCelTOS, in Healthy Malaria-Naive Adults

NCT01540474
View directory record Official record
Conditions
Malaria
Interventions
Group 1: 10 ug FMP012 with 2 ug GLA-SE, Group 2: 10 ug FMP012 with 5 ug GLA-SE, 50 ug FMP012 with 5 ug GLA-SE or 2 ug GLA-SE, Controlled group-Challenged Only: no vaccination
Biological · Other
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 50 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 7, 2021 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Multiple Ascending Dose Study of Oxfendazole in Healthy Adult Volunteers

NCT03035760
View directory record Official record
Conditions
Helminthic Infection
Interventions
Oxfendazole
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Blood-Stage Plasmodium Vivax Cell Bank

NCT05095272
View directory record Official record
Conditions
Malaria
Interventions
HMPBS02-Pv
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 10, 2023 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Studies of AQ-13, a Candidate Aminoquinoline Antimalarial, in Comparison With Chloroquine

NCT00323375
View directory record Official record
Conditions
Malaria
Interventions
AQ-13, Chloroquine (CQ) Treatment
Drug
Lead sponsor
Tulane University Health Sciences Center
Other
Eligibility
21 Years to 45 Years
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2005
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 7, 2020 · Synced Jul 21, 2026, 9:31 PM EDT
Completed No phase listed Observational

Trichomoniasis: Genotype and Phenotype Correlations in African American Women

NCT00998530
View directory record Official record
Conditions
Trichomonas Infections
Interventions
Not listed
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
231 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2019
U.S. locations
4
States / cities
Flowood, Mississippi • Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated May 22, 2019 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Trial of an Adapted STD Screening and Risk Reduction Intervention

NCT02513225
View directory record Official record
Conditions
Alcohol Use, Drug Use, Diagnostic Self Evaluation, Gonorrhea, Unprotected Sex, Chlamydia, Trichomonas
Interventions
Project EMPWR, Optimized Standard Care (OSC)
Behavioral · Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 49 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Fort Apache, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced Jul 21, 2026, 9:31 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Study Assessing Pharmacokinetics and Bioavailability of Three Novel Triazine Compounds

NCT03436160
View directory record Official record
Conditions
Malaria
Interventions
WR826647, WR909388, WR909390
Drug
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
19 Years to 50 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Mar 4, 2019 · Synced Jul 21, 2026, 9:31 PM 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 Jul 21, 2026, 9:31 PM EDT
Completed Phase 1 Interventional

A Study of Pyrimethamine in the Treatment of Infection by a Certain Parasite in HIV-Positive Patients

NCT00000973
View directory record Official record
Conditions
Toxoplasmosis, Cerebral, HIV Infections
Interventions
Pyrimethamine, Leucovorin calcium, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1995
U.S. locations
2
States / cities
New York, New York • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jul 21, 2026, 9:31 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Experimental Infection of Hookworm-naïve Adults With Dermally-applied Infectious Necator Americanus Hookworm Larvae

NCT01940757
View directory record Official record
Conditions
Hookworm Infection
Interventions
Necator americanus Hookworm Larvae
Biological
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 45 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced Jul 21, 2026, 9:31 PM EDT