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ClinicalTrials.gov public records Last synced Oct 8, 2026, 10:40 AM EDT

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Showing 49–72 of 130 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Trimethoprim/Sulfamethoxazole (TMP/SMX) Clear all
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 24, 2005 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Phase 3 Interventional

A Controlled Trial Comparing the Efficacy of Aerosolized Pentamidine and Parenteral/Oral Sulfamethoxazole-Trimethoprim in the Treatment of Pneumocystis Carinii Pneumonia in AIDS

NCT00000715
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate, Sulfamethoxazole-Trimethoprim
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 1991
U.S. locations
9
States / cities
New Orleans, Louisiana • Boston, Massachusetts • New York, New York + 6 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Not applicable Interventional

Pediatric Kidney Transplant Without Calcineurin Inhibitors

NCT00023231
View directory record Official record
Conditions
End-Stage Renal Disease
Interventions
Daclizumab, Methylprednisolone/prednisone, Mycophenolate mofetil, Sirolimus, Bactrim, Ganciclovir, Lipitor
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Up to 21 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 21, 2016 · Synced Oct 8, 2026, 10:40 AM 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 3, 2021 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Phase 1 Interventional

Bendamustine in Combination With Lenalidomide and Dexamethasone in Refractory or Relapsed Multiple Myeloma

NCT01042704
View directory record Official record
Conditions
Myeloma
Interventions
Bendamustine, Lenalidomide, Dexamethasone, Aspirin, Prophylaxis, Antibiotic, Biweekly Follow Up, Cyclical Follow Up, Restaging, Post-Treatment Follow Up
Drug · Other
Lead sponsor
Robert Redner, MD
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
22
States / cities
Detroit, Michigan • Steubenville, Ohio • Beaver, Pennsylvania + 13 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2017 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Phase 4 Interventional

Gradual Initiation of Sulfamethoxazole/Trimethoprim as Primary Pneumocystis Carinii Pneumonia Prophylaxis

NCT00000816
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
370 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1996
U.S. locations
40
States / cities
Los Angeles, California • Palo Alto, California • San Francisco, California + 26 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 8, 2026, 10:40 AM 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 11, 2026 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Phase 3 Interventional Results available

Antibiotic Therapy in Preventing Early Infection in Patients With Multiple Myeloma Who Are Receiving Chemotherapy

NCT00002850
View directory record Official record
Conditions
Infection, Multiple Myeloma
Interventions
ciprofloxacin, ofloxacin, 160 mg trimethoprim and 800 mg sulfamethoxazole
Drug
Lead sponsor
Gary Morrow
Other
Eligibility
18 Years to 120 Years
Enrollment
212 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2012
U.S. locations
43
States / cities
Mobile, Alabama • Cedar Rapids, Iowa • Ottumwa, Iowa + 32 more
Source: ClinicalTrials.gov public record
Updated Nov 11, 2015 · Synced Oct 8, 2026, 10:40 AM 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 Jul 1, 2020 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Phase 2 Interventional

SWOG-9239 Reduction of Immunosuppression Plus Interferon Alfa and Combination Chemotherapy in Treating Patients With Malignant Tumors That Develop After Organ Transplant

NCT00002657
View directory record Official record
Conditions
Lymphoma, Multiple Myeloma and Plasma Cell Neoplasm
Interventions
bleomycin sulfate, recombinant interferon alfa, cyclophosphamide, cytarabine, doxorubicin hydrochloride, etoposide, methotrexate, prednisone, vincristine sulfate, conventional surgery, radiation therapy
Biological · Drug · Procedure + 1 more
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
15 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2011
U.S. locations
86
States / cities
Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 54 more
Source: ClinicalTrials.gov public record
Updated Jan 24, 2013 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Sulfamethoxazole Drug Interaction Study With MMX® Mesalazine/Mesalamine

NCT01469637
View directory record Official record
Conditions
Healthy
Interventions
sulfamethoxazole + MMX placebo, Sulfamethoxazole + MMX Mesalazine/mesalamine
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 55 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 13, 2021 · Synced Oct 8, 2026, 10:40 AM EDT
Terminated Phase 4 Interventional Results available

Comparison of Methods for Prevention of Urinary Tract Infection Following Botox Injection

NCT03508921
View directory record Official record
Conditions
Overactive Bladder, Urinary Tract Infections
Interventions
Periprocedural Antibiotics, Extended Antibiotics, Injection of OnabotulinumtoxinA (BTX-A)
Drug · Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 2, 2023 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Phase 3 Interventional

Comparison of Trimetrexate Plus Leucovorin Calcium Rescue Versus Sulfamethoxazole-Trimethoprim in the Treatment of Pneumocystis Carinii Pneumonia (PCP) in Patients With AIDS

NCT00001013
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Trimetrexate glucuronate, Pentamidine isethionate, Sulfamethoxazole-Trimethoprim, Leucovorin calcium
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
364 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1991
U.S. locations
23
States / cities
Los Angeles, California • Washington D.C., District of Columbia • Miami, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Phase 2 Interventional

A Randomized, Double-Blind Study of 566C80 Versus Septra (Sulfamethoxazole/Trimethoprim) for the Treatment of Pneumocystis Carinii Pneumonia in AIDS Patients

NCT00000655
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Atovaquone, Sulfamethoxazole-Trimethoprim
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
27
States / cities
Birmingham, Alabama • Harbor City, California • Los Angeles, California + 15 more
Source: ClinicalTrials.gov public record
Updated Mar 1, 2011 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Phase 2 Interventional Results available

Islet Transplantation for Type 1 Diabetes

NCT00014911
View directory record Official record
Conditions
Diabetes Mellitus, Insulin-Dependent
Interventions
Islet Transplantation, Sirolimus, Tacrolimus, Daclizumab, Sulfamethoxazole, Ganciclovir, Trimethoprim, Pentamidine
Procedure · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2010
U.S. locations
5
States / cities
Miami, Florida • Boston, Massachusetts • Minneapolis, Minnesota + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2017 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Not applicable Interventional Results available

Seven vs. 14 Days Treatment for Male Urinary Tract Infection

NCT01994538
View directory record Official record
Conditions
Urinary Tract Infections
Interventions
Longer therapy duration, Shorter therapy duration
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older · Male only
Enrollment
273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
2
States / cities
Minneapolis, Minnesota • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 2, 2021 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effective Antibiotic Treatment of MRSA

NCT00388310
View directory record Official record
Conditions
Skin Diseases, Infectious
Interventions
Culture
Procedure
Lead sponsor
Christiana Care Health Services
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Nov 9, 2012 · Synced Oct 8, 2026, 10:40 AM EDT
Terminated Phase 2 Interventional Results available

Early Methicillin-resistant Staphylococcus Aureus (MRSA) Therapy in Cystic Fibrosis (CF)

NCT01349192
View directory record Official record
Conditions
Cystic Fibrosis, Methicillin-resistant Staphylococcus Aureus
Interventions
Rifampin, Trimethoprim/Sulfamethoxazole, Minocycline, Mupirocin, chlorhexidine gluconate oral rinse, 2% Chlorhexidine solution wipes, Environmental Decontamination
Drug · Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
4 Years to 45 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
13
States / cities
Birmingham, Alabama • Aurora, Colorado • Gainesville, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated May 15, 2017 · Synced Oct 8, 2026, 10:40 AM 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 2, 2023 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Phase 2 Interventional Results available

S0333 Combination Chemotherapy in Treating Patients With Newly Diagnosed Acute Lymphoblastic Leukemia

NCT00109837
View directory record Official record
Conditions
Leukemia
Interventions
filgrastim, cyclophosphamide, cytarabine, daunorubicin, dexamethasone, doxorubicin, leucovorin, mercaptopurine, methotrexate, mitoxantrone, Asparaginase, prednisone, thioguanine, vincristine, radiation therapy, allopurinol, bactrim
Biological · Drug · Radiation
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years to 64 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2014
U.S. locations
78
States / cities
Burbank, California • Maywood, Illinois • Chanute, Kansas + 45 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2015 · Synced Oct 8, 2026, 10:40 AM EDT
Recruiting Early Phase 1 Interventional

Self-Start Triage Model for Post-Botox® Lower Urinary Tract Symptoms

NCT07648290
View directory record Official record
Conditions
Overactive Bladder
Interventions
Macrobid® Capsules 100 mg, Standard Medical Care (SMC)
Drug · Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 8, 2026, 10:40 AM 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 28, 2025 · Synced Oct 8, 2026, 10:40 AM EDT
Terminated Phase 2 Interventional

Steroid Withdrawal in Pediatric Kidney Transplant Recipients

NCT00023244
View directory record Official record
Conditions
End-Stage Renal Disease
Interventions
Basiliximab, Cyclosporine, Tacrolimus, Sirolimus, Methylprednisolone, Prednisone, Bactrim
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Day to 20 Years
Enrollment
274 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
18
States / cities
Birmingham, Alabama • San Diego, California • Aurora, Colorado + 14 more
Source: ClinicalTrials.gov public record
Updated Oct 21, 2016 · Synced Oct 8, 2026, 10:40 AM EDT
Completed Not applicable Interventional

Evaluation of the Interaction Between Low Dose Sulfamethoxazole-Trimethoprim and Zidovudine

NCT00000732
View directory record Official record
Conditions
HIV Infections
Interventions
Sulfamethoxazole-Trimethoprim, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1990
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Oct 8, 2026, 10:40 AM EDT