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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Bactrim Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Vanderbilt Pertussis Exposure Study: PEP in Vaccinated Healthcare Workers Following Pertussis Exposure

NCT00469274
View directory record Official record
Conditions
Pertussis
Interventions
Antibiotic PEP
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 64 Years
Enrollment
1,102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 28, 2013 · Synced Sep 20, 2026, 3:59 PM 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 6, 2008 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Antibiotic Prophylaxis for Transrectal Prostate Biopsy

NCT01659866
View directory record Official record
Conditions
Infection
Interventions
Ciprofloxacin, trimethoprim-sulfamethoxazole, cefuroxime, ceftriaxone, gentamicin, amikacin, aztreonam, imipenem
Drug
Lead sponsor
Northwestern University
Other
Eligibility
30 Years to 90 Years · Male only
Enrollment
563 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 24, 2019 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Single Dose Monurol for Treatment of Acute Cystitis

NCT00976963
View directory record Official record
Conditions
Urinary Tract Infection
Interventions
TMP/SMX, Fosfomycin
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 4, 2023 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Phase 3 Interventional Results available

Management of Skin and Soft Tissue Abscesses in Pediatric Patients After Incision and Drainage

NCT00691600
View directory record Official record
Conditions
Abscess
Interventions
oral trimethoprim/sulfamethoxazole, Placebo
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
90 Days to 18 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 30, 2020 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Phase 2 Interventional

A Phase II Open Randomized Comparison of 566C80 and Pentamidine Isethionate for the Treatment of Pneumocystis Carinii Pneumonia in AIDS Patients Who Are Intolerant of Trimethoprim / Sulfamethoxazole

NCT00001996
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Atovaquone, Pentamidine isethionate
Drug
Lead sponsor
Glaxo Wellcome
Industry
Eligibility
13 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
20
States / cities
Berkeley, California • Harbor City, California • Los Angeles, California + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 20, 2026, 3:59 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Or v IV Antibiotics for Infection

NCT04723940
View directory record Official record
Conditions
Joint Infection
Interventions
Bactrim, Cefadroxil, Doxycycline Hcl, Clindamycin
Drug
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
18 Years and older
Enrollment
308 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 25, 2021 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Phase 2 Interventional

Combination Chemotherapy in Treating Patients With AIDS-Related Lymphoma

NCT00002524
View directory record Official record
Conditions
Lymphoma
Interventions
Bleomycin Sulfate, Filgrastim, Cisplatin, Cyclophosphamide, Cytarabine, Doxorubicin Hydrochloride (DOX), Etoposide, Fluorouracil, Ifosfamide, Leucovorin calcium, Methotrexate, Methylprednisolone, Pentamidine, Prednisone, Trimethoprim-Sulfamethoxazole, Vincristine Sulfate, Zidovudine (AZT), Radiation Therapy
Biological · Drug · Radiation
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
15 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2005
U.S. locations
2
States / cities
Orlando, Florida • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 29, 2012 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Phase 2 Interventional Results available

The SCOUT Study: "Short Course Therapy for Urinary Tract Infections in Children"

NCT01595529
View directory record Official record
Conditions
Urinary Tract Infection
Interventions
Cefixime, Cephalexin, Placebo, Trimethoprim/Sulfamethoxazole
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Months to 10 Years
Enrollment
717 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 5, 2020 · Synced Sep 20, 2026, 3:59 PM EDT
Terminated Phase 3 Interventional

Comparison of Three Treatments for Pneumocystis Pneumonia in AIDS Patients

NCT00000730
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Trimetrexate glucuronate, Methylprednisolone, Pentamidine isethionate, Sulfamethoxazole-Trimethoprim, Leucovorin calcium
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1989
U.S. locations
1
States / cities
West Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Phase 2 Interventional

Short and Long Term Outcomes of Doxycycline Versus Trimethoprim-Sulfamethoxazole for Skin and Soft Tissue Infections Treatment

NCT03637400
View directory record Official record
Conditions
Methicillin-resistant Staphylococcus Aureus, Skin Infection
Interventions
TMP-SMX, DOXY
Drug
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
9 Years to 85 Years
Enrollment
269 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
3
States / cities
Sylmar, California • Torrance, California • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 3, 2025 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Antibiotic Resistance and Microbiome in Children Aged 6-59 Months in Nouna, Burkina Faso

NCT03187834
View directory record Official record
Conditions
Child Development
Interventions
Azithromycin, Amoxicillin, Cotrimoxazole, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
6 Months to 59 Months
Enrollment
252 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 1, 2023 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Trial of Antibiotic Treatment for Skin Abscess in Patients at Risk for Methicillin-Resistant Staphylococcus Aureus (MRSA) Infection

NCT00829686
View directory record Official record
Conditions
Abscess
Interventions
Septra
Drug
Lead sponsor
59th Medical Wing
Federal
Eligibility
18 Years to 55 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Lackland Air Force Base, Texas
Source: ClinicalTrials.gov public record
Updated Jun 8, 2017 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Phase 4 Interventional

Prophylactic Antibiotics for Urinary Tract Infections After Robot-Assisted Radical Cystectomy

NCT04502095
View directory record Official record
Conditions
Bladder Carcinoma, Refractory Bladder Carcinoma, Urinary Tract Infection
Interventions
Clindamycin, Diary, Ertapenem, Levofloxacin, Nitrofurantoin, Trimethoprim-Sulfamethoxazole
Drug · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 2, 2025 · Synced Sep 20, 2026, 3:59 PM 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 23, 2005 · Synced Sep 20, 2026, 3:59 PM EDT
Completed No phase listed Observational

Alternative Treatment Strategies for Stenotrophomonas Maltophilia Pneumonia

NCT06112938
View directory record Official record
Conditions
Stenotrophomonas Maltophilia Infection
Interventions
Antibiotic
Drug
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 27, 2025 · Synced Sep 20, 2026, 3:59 PM 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 24, 2016 · Synced Sep 20, 2026, 3:59 PM EDT
Recruiting Phase 1 Interventional

A Study of the Safety and Tolerability of ASP7317 in Senior Adults Who Are Losing Their Clear, Sharp Central Vision Due to Geographic Atrophy Secondary to Dry Age-related Macular Degeneration

NCT03178149
View directory record Official record
Conditions
Age-Related Macular Degeneration
Interventions
ASP7317, tacrolimus, trimethoprim-sulfamethoxazole, Acyclovir, Nystatin
Drug
Lead sponsor
Astellas Institute for Regenerative Medicine
Industry
Eligibility
50 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
20
States / cities
Phoenix, Arizona • Los Angeles, California • Palo Alto, California + 16 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Sep 20, 2026, 3:59 PM 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 5, 2017 · Synced Sep 20, 2026, 3:59 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Single Dose Aminoglycosides for Acute Uncomplicated Cystitis in the Emergency Department Setting

NCT05702762
View directory record Official record
Conditions
Urinary Tract Infections
Interventions
Gentamicin, Standard of Care
Drug
Lead sponsor
Mercy Health Ohio
Other
Eligibility
18 Years and older · Female only
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Youngstown, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 26, 2023 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Phase 3 Interventional

A Randomized, Comparative, Prospective Study of Daily Trimethoprim / Sulfamethoxazole (TMS) and Thrice-Weekly TMS for Prophylaxis Against PCP in HIV-Infected Patients

NCT00000748
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Sulfamethoxazole-Trimethoprim
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
2,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1996
U.S. locations
24
States / cities
San Francisco, California • Stanford, California • Denver, Colorado + 17 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Sep 20, 2026, 3:59 PM EDT
Recruiting Not applicable Interventional

Gram-Negative Bloodstream Infection Oral Antibiotic Therapy Trial

NCT06080698
View directory record Official record
Conditions
Gram-negative Bacteremia
Interventions
Intravenous Antibiotics, Oral Antibiotics
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
1,030 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
11
States / cities
San Francisco, California • Denver, Colorado • Baltimore, Maryland + 7 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Sep 20, 2026, 3:59 PM EDT
Completed Phase 3 Interventional

Vancomycin Or Trimethoprim/Sulfamethoxazole for Methicillin-resistant Staphylococcus Aureus Osteomyelitis

NCT00324922
View directory record Official record
Conditions
Osteomyelitis, Methicillin-resistant Staphylococcus Aureus
Interventions
trimethoprim-sulfamethoxazole, vancomycin
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 10, 2023 · Synced Sep 20, 2026, 3:59 PM EDT
No Longer Available No phase listed Expanded access

B-Lymphocyte Immunotherapy in Islet Transplantation for Initial Islet Graft Failure

NCT01049633
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Allogeneic Pancreatic Islet Cells, Sirolimus, Basiliximab, Tacrolimus, Antibacterial, Antifungal, and Antiviral Prophylaxis, Trimethoprim/sulfamethoxazole, Clotrimazole, Valganciclovir, Heparin, Enoxaparin, Pentoxifylline, Aspirin
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 10, 2014 · Synced Sep 20, 2026, 3:59 PM EDT