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ClinicalTrials.gov public records Last synced Oct 29, 2026, 8:52 AM EDT

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Showing 649–672 of 779 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Gram Positive Bacterial Infection Clear all
Completed Not applicable Interventional

Two-Stage Tuberculin (PPD) Skin Testing in Individuals With Human Immunodeficiency Virus (HIV) Infection

NCT00000955
View directory record Official record
Conditions
HIV Infections, Tuberculosis
Interventions
Tuberculin Purified Protein Derivative
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
864 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1992
U.S. locations
14
States / cities
New Haven, Connecticut • Wilmington, Delaware • Washington D.C., District of Columbia + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2013 · Synced Oct 29, 2026, 8:52 AM EDT
Completed No phase listed Observational

C.Difficile Observational Study

NCT06277999
View directory record Official record
Conditions
Clostridium Infections
Interventions
Not listed
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
7
States / cities
Sacramento, California • Hamden, Connecticut • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 19, 2025 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 4 Interventional Results available

Daptomycin Versus Vancomycin in Participants With Skin Infections Due to MRSA

NCT01419184
View directory record Official record
Conditions
Staphylococcal Skin Infections
Interventions
Daptomycin, Vancomycin
Drug
Lead sponsor
Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
Industry
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
25
States / cities
Mobile, Alabama • Chula Vista, California • Escondido, California + 22 more
Source: ClinicalTrials.gov public record
Updated Sep 5, 2018 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 4 Interventional

Amoxicillin for the Treatment of Pediatric Autoimmune Disorders Associated With Streptococcal Infections

NCT00001658
View directory record Official record
Conditions
Autoimmune Disease, Mental Disorder, Obsessive Compulsive Disorder, Streptococcal Infection, Tic Disorder
Interventions
Amoxicillin
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 1 Interventional

A Pilot Study of Methodology to Rapidly Evaluate Drugs for Bactericidal Activity, Tolerance, and Pharmacokinetics in the Treatment of Pulmonary Tuberculosis Using Isoniazid and Levofloxacin

NCT00000778
View directory record Official record
Conditions
HIV Infections, Tuberculosis
Interventions
Isoniazid, Pyridoxine hydrochloride, Levofloxacin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
10
States / cities
Birmingham, Alabama • Los Angeles, California • Torrance, California + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2008 · Synced Oct 29, 2026, 8:52 AM EDT
Completed No phase listed Observational

A Registry of Tuberculosis Cases in the CPCRA

NCT00000785
View directory record Official record
Conditions
HIV Infections, Tuberculosis
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Day and older
Enrollment
1,509 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1992 – 1994
U.S. locations
13
States / cities
Denver, Colorado • Washington D.C., District of Columbia • Chicago, Illinois + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2013 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of PA-824 and of PA-824 Plus Moxifloxacin on the QTc Interval in Healthy Volunteers

NCT01674218
View directory record Official record
Conditions
Tuberculosis
Interventions
Moxifloxacin, PA-824, Placebo
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 14, 2014 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 4 Interventional Results available

Study to Assess Inhibition of Spore Production in Patients With C. Difficile Infections: Fidaxomicin Versus Vancomycin

NCT01818141
View directory record Official record
Conditions
Clostridium Difficile Infection
Interventions
Vancomycin, Fidaxomicin
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 28, 2017 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 2 Interventional

Preventive Measures for Childhood-Onset Obsessive-Compulsive Disorder and Tic Disorders (PANDAS Subgroup)

NCT00001359
View directory record Official record
Conditions
Mental Disorder Diagnosed in Childhood, Obsessive Compulsive Disorder, Streptococcal Infection, Tic Disorder
Interventions
Penicillin or Placebo
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 29, 2026, 8:52 AM EDT
Recruiting Phase 2 Interventional

SARS-CoV-2 Specific Monoclonal Antibody for Post-COVID-19 Conditions (Long COVID)

NCT07021794
View directory record Official record
Conditions
Post-COVID / Long-COVID
Interventions
Placebo, Sipavibart
Drug · Biological
Lead sponsor
Nancy Klimas
Other
Eligibility
18 Years to 70 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Fort Lauderdale, Florida
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Immunogenicity and Safety of Kinrix + (Measles Mumps Rubella) MMR Vaccine With and Without Varicella Vaccine in Healthy Children 4-6 Years

NCT00871117
View directory record Official record
Conditions
Tetanus, Acellular Pertussis, Diphtheria
Interventions
GSK Biologicals'Kinrix®, Merck and Company's MMRII, Merck and Company's Varivax
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
4 Years to 6 Years
Enrollment
478 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
11
States / cities
Antioch, California • Daly City, California • Hayward, California + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2018 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 3 Interventional Results available

Comparison of Ridinilazole Versus Vancomycin Treatment for Clostridium Difficile Infection

NCT03595553
View directory record Official record
Conditions
Clostridioides Difficile Infection
Interventions
Ridinilazole, Vancomycin
Drug
Lead sponsor
Summit Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
759 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
49
States / cities
Birmingham, Alabama • Sun City, Arizona • Los Angeles, California + 45 more
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 2 Interventional

A Study of GT160-246 Versus Vancomycin in Patients With Clostridium Difficile-Associated Diarrhea

NCT00034294
View directory record Official record
Conditions
Clostridium Difficile-Associated Diarrhea, Clostridium Enterocolitis, Clostridium Difficile Diarrhea, Antibiotic-associated Colitis, Antibiotic-associated Diarrhea
Interventions
GT160-246
Drug
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
58
States / cities
Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 50 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2015 · Synced Oct 29, 2026, 8:52 AM EDT
Completed No phase listed Observational

MicroPhage S. Aureus / MSSA / MRSA Blood Culture Beta Trial

NCT00814151
View directory record Official record
Conditions
Bacteremia, Staphylococcal Infection, Sepsis, Infection
Interventions
MicroPhage S. aureus / MSSA / MRSA Blood Culture Test (prototype)
Other
Lead sponsor
MicroPhage, Inc.
Industry
Eligibility
18 Years and older
Enrollment
712 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
3
States / cities
Evanston, Illinois • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 24, 2008 · Synced Oct 29, 2026, 8:52 AM EDT
Active, not recruiting Phase 4 Interventional

Nasal Decolonization of Dialysis Patients Noses

NCT04210505
View directory record Official record
Conditions
Staphylococcus Aureus Infection
Interventions
Povidone-Iodine Topical Ointment, Standard Care
Drug · Other
Lead sponsor
Marin L. Schweizer, PhD
Other
Eligibility
18 Years and older
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
5
States / cities
Atlanta, Georgia • Chicago, Illinois • Iowa City, Iowa + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2023 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 4 Interventional

Clarithromycin for the Treatment of Infections Caused by Nontuberculous Mycobacteria (NTM)

NCT00600769
View directory record Official record
Conditions
Nontuberculous Mycobacteria, Mycobacterium Avium Complex
Interventions
Clarithromycin
Drug
Lead sponsor
The University of Texas Health Science Center at Tyler
Other
Eligibility
18 Years and older
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1991 – 2017
U.S. locations
1
States / cities
Tyler, Texas
Source: ClinicalTrials.gov public record
Updated May 23, 2017 · Synced Oct 29, 2026, 8:52 AM EDT
Recruiting Not applicable Interventional

Outcomes and Data Collection for Fecal Microbiota Transplantation for the Treatment of Recurrent Clostridium Difficile

NCT03562741
View directory record Official record
Conditions
Clostridium Difficile Infection Recurrence, Clostridium Difficile Infection
Interventions
Fecal Microbiota Transplantation
Procedure
Lead sponsor
Krunal Patel
Other
Eligibility
16 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2029
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 20, 2026 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 2 Interventional

Safety and Efficacy of CEM-102 Compared to Linezolid in Acute Bacterial Skin Infections

NCT00948142
View directory record Official record
Conditions
Skin Diseases, Bacterial
Interventions
CEM-102, Linezolid
Drug
Lead sponsor
Arrevus Inc.
Industry
Eligibility
18 Years and older
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
16
States / cities
Chula Vista, California • La Mesa, California • Los Angeles, California + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 19, 2019 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Pharmacokinetics, Safety and Tolerability of Escalating Rifapentine Doses in Healthy Volunteers

NCT01162486
View directory record Official record
Conditions
Tuberculosis, Tuberculosis, Pulmonary
Interventions
Rifampin & midazolam, rifapentine and midazolam
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 65 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 7, 2019 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Interchangeability of V114 and Prevnar 13™ in Healthy Infants (V114-027/PNEU-DIRECTION)

NCT03620162
View directory record Official record
Conditions
Pneumococcal Infections
Interventions
Prevnar 13™, V114, RotaTeq™, Pentacel™, RECOMBIVAX HB™, HIBERIX™, M-M-R™ II, VARIVAX™
Biological
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
42 Days to 90 Days
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
22
States / cities
Birmingham, Alabama • Dothan, Alabama • Jonesboro, Arkansas + 16 more
Source: ClinicalTrials.gov public record
Updated Jan 17, 2023 · Synced Oct 29, 2026, 8:52 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Registry for the Atopic Dermatitis Research Network

NCT01494142
View directory record Official record
Conditions
Atopic Dermatitis, Eczema Herpeticum
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
8 Months to 80 Years
Enrollment
3,387 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2018
U.S. locations
9
States / cities
Los Angeles, California • Denver, Colorado • Chicago, Illinois + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2018 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of a Single Vaccination of One of Three Ascending Dose Levels of a 4-Antigen Staphylococcus Aureus Vaccine (SA4Ag) and a Single Dose Level of a 3-Antigen Staphylococcus Aureus Vaccine (SA3Ag) in Healthy Adults Aged 65 to <86 Years

NCT01643941
View directory record Official record
Conditions
Staphylococcal Infections
Interventions
SA4Ag vaccine low dose, Blood draw, Colonization swab sample, SA4Ag vaccine mid dose, SA4Ag vaccine high dose, SA3Ag vaccine, Blood sample, Placebo, Colonization swab samples
Biological · Procedure
Lead sponsor
Pfizer
Industry
Eligibility
65 Years to 85 Years
Enrollment
284 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
7
States / cities
Hollywood, Florida • South Miami, Florida • Overland Park, Kansas + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2019 · Synced Oct 29, 2026, 8:52 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Administering NMT to Reestablish Infant Nasal Microbiome Diversity Following Intranasal Mupirocin Treatment

NCT06805994
View directory record Official record
Conditions
Staphylococcal Aureus Infection, Microbial Colonization, Pediatric Infection, S. Aureus Colonization, Microbial Transplant
Interventions
Nasal Microbiota Transplant (NMT), Placebo
Biological
Lead sponsor
Johns Hopkins University
Other
Eligibility
0 Years to 60 Years
Enrollment
175 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 29, 2026, 8:52 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Evaluation of GlaxoSmithKline Biologicals' Boostrix® Vaccine in Comparison With Decavac™ Vaccine.

NCT00835237
View directory record Official record
Conditions
Tetanus, Acellular Pertussis, Diphtheria, Diphtheria-Tetanus-acellular Pertussis Vaccines
Interventions
Boostrix®, Decavac™
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
65 Years and older
Enrollment
1,332 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
24
States / cities
Tucson, Arizona • Los Angeles, California • DeLand, Florida + 21 more
Source: ClinicalTrials.gov public record
Updated Jan 3, 2020 · Synced Oct 29, 2026, 8:52 AM EDT