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ClinicalTrials.gov public records Last synced Oct 25, 2026, 11:31 PM EDT

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Showing 481–504 of 657 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Post-Infectious Disorder (Disorder) Clear all
Active, not recruiting Phase 2 Interventional

SARS-CoV-2 Vaccine (GEO-CM04S1) Versus mRNA SARS-COV-2 Vaccine in Patients With Blood Cancer

NCT04977024
View directory record Official record
Conditions
COVID-19 Infection, Hematopoietic and Lymphoid System Neoplasm, Leukemia, Lymphoma, Plasma Cell Myeloma
Interventions
COVID-19 Vaccine, Diagnostic Laboratory Biomarker Analysis, Synthetic MVA-based SARS-CoV-2 Vaccine GEO-CM04S1
Biological · Other
Lead sponsor
GeoVax, Inc.
Industry
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
6
States / cities
Duarte, California • Baltimore, Maryland • Worcester, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Doxy-Post-exposure Prophylaxis

NCT05853120
View directory record Official record
Conditions
Sexually Transmitted Diseases
Interventions
Doxycycline
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 59 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 11, 2025 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Phase 2 Interventional Results available

Contingency Management for Methamphetamine Abstinence and HIV Post-Exposure Prophylaxis in Men Who Have Sex With Men

NCT00856323
View directory record Official record
Conditions
Amphetamine-Related Disorders, HIV, HIV Infections
Interventions
Truvada, CM
Drug · Behavioral
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years and older · Male only
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 20, 2016 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Phase 2 Interventional

Tetracycline Treatment Tolerability Trial

NCT05219929
View directory record Official record
Conditions
Post-Treatment Lyme Disease
Interventions
Tetracycline 500 Mg, Placebo
Drug · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Lutherville, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Evaluation of Doxycycline Post-exposure Prophylaxis to Reduce Sexually Transmitted Infections in PrEP Users and HIV-infected Men Who Have Sex With Men

NCT03980223
View directory record Official record
Conditions
Gonorrhea, Chlamydia, Syphilis
Interventions
Doxycycline Hyclate Delayed-Release 200 mg
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
641 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
3
States / cities
San Francisco, California • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 12, 2024 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Not applicable Interventional

Mindfulness in Post Acute Sequelae of SARS-CoV-2 Infection (PASC) Dysautonomia

NCT05566379
View directory record Official record
Conditions
Long COVID, Dysautonomia
Interventions
Mindfulness - Mindful Awareness Practices ( MAPs)
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 54 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 14, 2024 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Phase 2 Interventional Results available

RECOVER-VITAL: Platform Protocol to Measure the Effects of Antiviral Therapies on Long COVID Symptoms

NCT05595369
View directory record Official record
Conditions
Long COVID, Long Covid19
Interventions
Experimental: Paxlovid 25 day dosing, Experimental: Paxlovid 15 day dosing, Placebo Comparator: Control
Drug
Lead sponsor
Kanecia Obie Zimmerman
Other
Eligibility
18 Years and older
Enrollment
963 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
68
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 51 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 25, 2026, 11:31 PM EDT
Completed No phase listed Observational Results available

Swallowing Impairment After COVID-19 Infection

NCT04537650
View directory record Official record
Conditions
Covid19
Interventions
Videofluoroscopic Swallowing Study (VFSS)
Diagnostic Test
Lead sponsor
University Health Network, Toronto
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 6, 2023 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Phase 2 Interventional

Assessment of Chronic Guillain-Barre Syndrome Improvement With Use of 4-aminopyridine

NCT00056810
View directory record Official record
Conditions
Guillain-Barre Syndrome
Interventions
4-aminopyridine (4-AP)
Drug
Lead sponsor
FDA Office of Orphan Products Development
Federal
Eligibility
19 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 25, 2015 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Phase 2 Interventional Results available

Truvada Versus Truvada Plus Hepatitis B Immunoglobulin (HBIg) in Prevention of Chronic Hepatitis B Recurrence Post Liver Transplant

NCT00507689
View directory record Official record
Conditions
Chronic Hepatitis B
Interventions
FTC/TDF, Hepatitis B Immunoglobulin (HBIg)
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
7
States / cities
Los Angeles, California • San Francisco, California • Atlanta, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 14, 2014 · Synced Oct 25, 2026, 11:31 PM EDT
Recruiting Not applicable Interventional

ME/CFS Brain Fog: Cognitive Rehabilitation Trial

NCT07523113
View directory record Official record
Conditions
ME/CFS, ME/CFS Following EBV-associated Infectious Mononucleosis, ME/CFS Following COVID-19, Chronic Fatigue, Chronic Fatigue Syndrome (CFS), Brain Fog, Cognitive Impairment, Cognitive Dysfunction
Interventions
Processing Speed Training, In-session Instrumental Activities of Daily Living Training, Transfer Package, Follow Up Phone Calls, Trans-auricular Vagus Nerve Stimulation: High Intensity, In-session Brain Health Training, Reaction Time Training, Trans-auricular Vagus Nerve Stimulation: Low Intensity
Behavioral · Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Phase 2 Interventional

PK Study of Tacrolimus and Cyclosporine When Co-Administered With Adefovir Dipivoxil in Post-Liver Transplant Patients

NCT00644761
View directory record Official record
Conditions
Hepatitis B
Interventions
Adefovir Dipivoxil
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
11
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 10, 2008 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Chlorhexidine vs. Iodine for Vaginal Preparation in Urogynecologic Procedures

NCT04048356
View directory record Official record
Conditions
Pelvic Organ Prolapse, Urinary Incontinence, Pelvic Floor Disorders, Gynecologic Disease, Post-Op Infection, Surgical Site Infection, Urinary Tract Infections
Interventions
Vaginal scrub, to be applied vaginally and perineally immediately prior to surgery.
Drug
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years and older · Female only
Enrollment
137 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Jul 10, 2023 · Synced Oct 25, 2026, 11:31 PM EDT
Terminated Phase 4 Interventional Results available

Early Antibiotics After Aspiration in ICU Patients

NCT05079620
View directory record Official record
Conditions
Aspiration, Aspiration Pneumonia
Interventions
Ceftriaxone, Amoxicillin clavulanic acid, Cefepime, Vancomycin, Levofloxacin
Drug
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 30, 2025 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Phase 3 Interventional

A Randomized, Unblinded Trial of Zidovudine Versus ddC in the Treatment of Patients Status Post PCP Who Received Long-Term Zidovudine Therapy in Protocol ACTG 002

NCT00000682
View directory record Official record
Conditions
HIV Infections
Interventions
Zidovudine, Zalcitabine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1992
U.S. locations
5
States / cities
Los Angeles, California • San Diego, California • Miami, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Oct 25, 2026, 11:31 PM EDT
Withdrawn Phase 2 Interventional

A Study of Amantadine for Cognitive Dysfunction in Patients With Long-Covid

NCT06234462
View directory record Official record
Conditions
Long COVID, Post-Acute COVID-19 Syndrome
Interventions
Amantadine, Physical, Occupational, Speech Therapy, Provider Counseling, Medications for symptoms management
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
20 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 26, 2025 · Synced Oct 25, 2026, 11:31 PM EDT
Terminated Phase 3 Interventional Results available

Study to Evaluate Viralym-M (ALVR105) for the Treatment of Virus-Associated Hemorrhagic Cystitis (HC)

NCT04390113
View directory record Official record
Conditions
BK Virus Infection, Hemorrhagic Cystitis
Interventions
Posoleucel (ALVR105), Placebo
Biological
Lead sponsor
AlloVir
Industry
Eligibility
1 Year and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
25
States / cities
Duarte, California • Los Angeles, California • New Haven, Connecticut + 21 more
Source: ClinicalTrials.gov public record
Updated May 14, 2024 · Synced Oct 25, 2026, 11:31 PM EDT
Recruiting Phase 3 Interventional

Long Covid (LC)-REVITALIZE - A Long Covid Repurposed Drug Study

NCT06928272
View directory record Official record
Conditions
Long COVID
Interventions
Pirfenidone, Placebo for pirfenidone, Upadacitinib, Placebo for upadacitinib
Drug
Lead sponsor
Douglas D. Fraser
Other
Eligibility
18 Years to 65 Years
Enrollment
348 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 25, 2026, 11:31 PM EDT
Enrolling by invitation No phase listed Observational

Prevention of Vaginal Cuff Infection After Hysterectomy by Addition of Vaginal Clindamycin

NCT07888101
View directory record Official record
Conditions
Surgical Site Infection, Vaginal Cuff Cellulitis, Bacterial Vaginosis
Interventions
Clindamycin Vaginal Gel
Drug
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Temple, Texas
Source: ClinicalTrials.gov public record
Updated Oct 22, 2026 · Synced Oct 25, 2026, 11:31 PM EDT
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Hydroxychloroquine Post Exposure Prophylaxis for Coronavirus Disease (COVID-19)

NCT04318444
View directory record Official record
Conditions
COVID-19, Corona Virus Infection
Interventions
Hydroxychloroquine, Placebo oral tablet
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 25, 2024 · Synced Oct 25, 2026, 11:31 PM EDT
Withdrawn Not applicable Interventional

Writing to Alleviate Violence Exposure for Transgender Women (WAVE-TW)

NCT04305977
View directory record Official record
Conditions
PTSD, Depression, Virus, Human Immunodeficiency
Interventions
WAVE-TW
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Feb 17, 2023 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Not applicable Interventional

Atazanavir/Ritonavir Maintenance Therapy

NCT00084019
View directory record Official record
Conditions
HIV Infections
Interventions
Atazanavir, Ritonavir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
11
States / cities
Palo Alto, California • Aurora, Colorado • Honolulu, Hawaii + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 25, 2026, 11:31 PM EDT
Completed Phase 4 Interventional Results available

Switch to Bictegravir/Emtricitabine/Tenofovir Alafenamide (BIC/F/TAF) After Renal Transplant

NCT04530630
View directory record Official record
Conditions
HIV Infections, Renal Transplant Rejection
Interventions
BIC/F/TAF 50Mg-200Mg-25Mg Tablet
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced Oct 25, 2026, 11:31 PM EDT
Active, not recruiting Phase 2 Interventional

Cidofovir Versus Best Supportive Care for Hemorrhagic Cystitis

NCT01295645
View directory record Official record
Conditions
Transplantation Infection
Interventions
Cidofovir, No Cidofovir
Drug · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
6 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 25, 2026, 11:31 PM EDT