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ClinicalTrials.gov public records Last synced Oct 9, 2026, 6:14 AM EDT

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Showing 97–120 of 130 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Trimethoprim Sulfamethoxazole Clear all
Completed Phase 3 Interventional

A Study of Three Drugs Plus Zidovudine in the Prevention of Infections in HIV-Infected Patients

NCT00000991
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate, Sulfamethoxazole-Trimethoprim, Dapsone, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1994
U.S. locations
20
States / cities
Los Angeles, California • Oakland, California • San Diego, California + 15 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 9, 2026, 6:14 AM EDT
Not yet recruiting Phase 4 Interventional

Antibiotics for Kidney Transplant Recipients

NCT07106125
View directory record Official record
Conditions
Kidney Transplant, Urinary Tract Infection(UTI), Antibiotic Prophylaxis, Remote Patient Monitoring, Feasibility Pilot Study
Interventions
Trimethoprim-Sulfamethoxazole (TMP-SMX), Usual Care
Drug · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
12 Years to 29 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2028 – 2033
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Weight and/or Obesity on Sulfamethoxazole and Trimethoprim Concentrations

NCT01167452
View directory record Official record
Conditions
Obesity, Pharmacokinetics, MRSA, Tuberculosis, PCP
Interventions
Sulfamethoxazole/trimethoprim
Drug
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 14, 2017 · Synced Oct 9, 2026, 6:14 AM EDT
Not yet recruiting Phase 4 Interventional

Effect of S. Aureus Skin Decolonization on Disease Severity in Atopic Dermatitis Patients

NCT06397781
View directory record Official record
Conditions
Atopic Dermatitis
Interventions
Skin Cleanser Combination No.1
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
6 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2031 – 2039
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 9, 2026, 6:14 AM EDT
Withdrawn Phase 3 Interventional Accepts healthy volunteers

Comparison of Topical Therapies in Post op Endoscopic Sinus Surgery Patients

NCT03303677
View directory record Official record
Conditions
Chronic Rhinosinusitis (Diagnosis)
Interventions
Saline Nasal, Budesonide Nasal, Topical Antibacterial (Product)
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 30, 2018 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Not applicable Interventional

A Randomized, Double-Blind, Placebo Controlled Study of l-Leucovorin in Combination With Trimethoprim / Sulfamethoxazole in the Therapy of Pneumocystis Carinii Pneumonia in Patients With the Acquired Immunodeficiency Syndrome

NCT00002002
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Trimethoprim, Sulfamethoxazole, Leucovorin calcium
Drug
Lead sponsor
Lederle Laboratories
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of 3 Versus 10 Days of Antibiotics in Skin Abscesses After Surgical Drainage

NCT02024867
View directory record Official record
Conditions
Skin Disease, Bacterial, Abscess
Interventions
Trimethoprim-Sulfamethoxazole
Drug
Lead sponsor
Lucy Holmes, MD
Other
Eligibility
3 Months to 17 Years
Enrollment
249 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Oct 19, 2015 · Synced Oct 9, 2026, 6:14 AM EDT
Recruiting Phase 4 Interventional

Trimethoprim-sulfamethoxazole vs. Clindamycin for the Treatment of Children With Invasive MRSA Infections

NCT06982105
View directory record Official record
Conditions
Methicillin Resistant Staphylococcus Aureus, Osteomyelitis Acute, Septic Arthritis, Orbital Cellulitis, Facial Cellulitis, Mastoiditis, Cervical Adenitis, Retropharyngeal Abscess, Peritonsillar Abscess
Interventions
Trimethoprim Sulfamethoxazole
Drug
Lead sponsor
Indiana University
Other
Eligibility
2 Months to 18 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Phase 2 Interventional

SWOG-9320 Combination Chemotherapy, Radiation Therapy, and Antiviral Therapy in Treating Patients With AIDS-Related Lymphoma

NCT00002571
View directory record Official record
Conditions
Lymphoma
Interventions
bleomycin sulfate, filgrastim, cyclophosphamide, cytarabine, doxorubicin hydrochloride, etoposide, leucovorin calcium, methotrexate, prednisone, trimethoprim-sulfamethoxazole, vincristine sulfate, radiation therapy, Intrathecal cytarabine
Biological · Drug · Radiation
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1994 – 2011
U.S. locations
85
States / cities
Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 53 more
Source: ClinicalTrials.gov public record
Updated Jan 24, 2013 · Synced Oct 9, 2026, 6:14 AM EDT
Terminated Not applicable Interventional Results available

Randomized Controlled Trial of Antibiotics in the Management of Children With Community-Acquired Abscess

NCT01498744
View directory record Official record
Conditions
Abscess Soft Tissue, Methicillin-resistant Staphylococcus Aureus (MRSA) Infection, Skin Abscess
Interventions
Oral Clindamycin
Drug
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
1 Month to 17 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 25, 2016 · Synced Oct 9, 2026, 6:14 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Use of Prophylactic Antibiotics Prior to OnabotulinumtoxinA

NCT05519072
View directory record Official record
Conditions
Antibiotic Prophylaxis
Interventions
Nitrofurantoin
Drug
Lead sponsor
Atlantic Health System
Other
Eligibility
18 Years and older · Female only
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Morristown, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 27, 2024 · Synced Oct 9, 2026, 6:14 AM EDT
Terminated Phase 3 Interventional Results available

CleanUP IPF for the Pulmonary Trials Cooperative

NCT02759120
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis
Interventions
Antimicrobial therapy: Co-trimoxazole or Doxycycline, No Intervention: Standard of Care
Drug · Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
40 Years and older
Enrollment
513 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
31
States / cities
Birmingham, Alabama • Tucson, Arizona • Sacramento, California + 22 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2021 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Not applicable Interventional

An Open-Label, Uncontrolled Clinical Trial of Oral 566C80 for the Treatment of Patients With Severe PCP Who Are Intolerant and/or Unresponsive to Therapy With Trimethoprim/Sulfamethoxazole and Parenteral Pentamidine

NCT00001990
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Atovaquone
Drug
Lead sponsor
Glaxo Wellcome
Industry
Eligibility
1 Day and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Not applicable Interventional

Large Cell Lymphoma Pilot Study III

NCT00187070
View directory record Official record
Conditions
Lymphoma, Large Cell, Lymphoma, Non-Hodgkin
Interventions
Doxorubicin, Cotrimoxazole, Carboplatin, Ifosfamide, Dexamethasone, Prednisone, Vincristine, Cytarabine, Methotrexate, Etoposide, Cyclophosphamide, Vinblastine, Stem cell transplant,, Radiation Therapy
Drug · Procedure · Radiation
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Up to 18 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2001
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated May 7, 2008 · Synced Oct 9, 2026, 6:14 AM EDT
Withdrawn Not applicable Interventional

Antibiotic Therapy After Incision and Drainage for Abscess

NCT00900510
View directory record Official record
Conditions
Abscess
Interventions
Incision and drainage, Trimethoprim/Sulfamethoxazole (Bactrim), Placebo
Procedure · Drug
Lead sponsor
Wake Forest University
Other
Eligibility
6 Months to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 6, 2017 · Synced Oct 9, 2026, 6:14 AM EDT
Active, not recruiting Not applicable Interventional

Prophylactic Antibiotics or Placebo After Hypospadias Repair

NCT02096159
View directory record Official record
Conditions
Hypospadias
Interventions
trimethoprim-sulfamethoxazole, placebo
Drug · Other
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
Up to 5 Years · Male only
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 14, 2024 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Not applicable Interventional

Endourology Disease Group Excellence (EDGE) Consortium: Antibiotics (Abx) for Percutaneous Nephrolithotomy (PCNL) Part 2

NCT02829060
View directory record Official record
Conditions
Nephrolithiasis, Urinary Tract Infection (UTI), Sepsis
Interventions
Nitrofurantoin 100 MG, 7d, Gentamicin, 5mg/kg, Ampicillin 2g, Nitrofurantoin 100 mg, 48 hrs, Gentamicin, 80 mg, 7d, Gentamicin, 80 mg, 48hr
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
Not listed
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 6, 2025 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Phase 3 Interventional

A Controlled Comparative Trial of Sulfamethoxazole-Trimethoprim Versus Aerosolized Pentamidine for Secondary Prophylaxis of Pneumocystis Carinii Pneumonia in AIDS Patients Receiving Azidothymidine (AZT)

NCT00000727
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate, Pyrimethamine, Sulfamethoxazole/Trimethoprim, Sulfadoxine/Pyrimethamine, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
322 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1991
U.S. locations
9
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 6 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Not applicable Interventional Results available

Antibiotic Use Following Distal and Mid-shaft Hypospadias Repair

NCT02593903
View directory record Official record
Conditions
Hypospadias
Interventions
Septra
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
6 Months to 2 Years · Male only
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 5, 2018 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Phase 1 Interventional

A Study of Pentamidine in the Prevention of Pneumocystis Carinii Pneumonia (PCP) in HIV-Infected Children Who Cannot Take Trimethoprim-Sulfamethoxazole

NCT00001027
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Month to 6 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1996
U.S. locations
11
States / cities
Los Angeles, California • Oakland, California • Washington D.C., District of Columbia + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Phase 3 Interventional Results available

Combination Chemotherapy With or Without Colony-stimulating Factors in Treating Women With Breast Cancer

NCT00014222
View directory record Official record
Conditions
Breast Cancer
Interventions
epoetin alfa, filgrastim, cyclophosphamide, doxorubicin hydrochloride, epirubicin hydrochloride, fluorouracil, paclitaxel
Biological · Drug
Lead sponsor
NCIC Clinical Trials Group
Network
Eligibility
Up to 60 Years · Female only
Enrollment
2,104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2014
U.S. locations
44
States / cities
Fort Smith, Arkansas • Little Rock, Arkansas • La Jolla, California + 39 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2020 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Alemtuzumab and Combination Chemotherapy in Treating Patients With Untreated Acute Lymphoblastic Leukemia

NCT00061945
View directory record Official record
Conditions
Acute Undifferentiated Leukemia, B-cell Adult Acute Lymphoblastic Leukemia, B-cell Childhood Acute Lymphoblastic Leukemia, L1 Adult Acute Lymphoblastic Leukemia, L1 Childhood Acute Lymphoblastic Leukemia, L2 Adult Acute Lymphoblastic Leukemia, L2 Childhood Acute Lymphoblastic Leukemia, Philadelphia Chromosome Negative Adult Precursor Acute Lymphoblastic Leukemia, Philadelphia Chromosome Positive Adult Precursor Acute Lymphoblastic Leukemia, Philadelphia Chromosome Positive Childhood Precursor Acute Lymphoblastic Leukemia, T-cell Adult Acute Lymphoblastic Leukemia, T-cell Childhood Acute Lymphoblastic Leukemia, Untreated Adult Acute Lymphoblastic Leukemia, Untreated Childhood Acute Lymphoblastic Leukemia
Interventions
allopurinol, cyclophosphamide, daunorubicin hydrochloride, vincristine sulfate, dexamethasone, asparaginase, filgrastim, imatinib mesylate, methotrexate, cytarabine, trimethoprim-sulfamethoxazole, mercaptopurine, leucovorin calcium, alemtuzumab, acyclovir, laboratory biomarker analysis, pharmacological study
Drug · Biological · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
15 Years and older
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2012
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 3, 2022 · Synced Oct 9, 2026, 6:14 AM EDT
Not listed Phase 4 Interventional

Struvite Stones Antibiotic Study

NCT02375295
View directory record Official record
Conditions
Kidney Stones
Interventions
ciprofloxacin, cotrimoxazole-trimethoprim, macrodantin
Drug
Lead sponsor
University of British Columbia
Other
Eligibility
19 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
11
States / cities
Scottsdale, Arizona • San Diego, California • Baltimore, Maryland + 8 more
Source: ClinicalTrials.gov public record
Updated May 17, 2022 · Synced Oct 9, 2026, 6:14 AM EDT
Completed Phase 1 Interventional

Induction Therapy With Cytarabine, High-Dose Mitoxantrone and Dasatinib for Patients With Philadelphia-Chromosome Positive (Ph+) Acute Lymphoblastic Leukemia

NCT00940524
View directory record Official record
Conditions
Leukemia, Acute Lymphoblastic Leukemia
Interventions
Dasatinib, Mitoxantrone, Cytarabine
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 10, 2014 · Synced Oct 9, 2026, 6:14 AM EDT