Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Jun 10, 2026, 4:50 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 64 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Pneumocystis Pneumonia Clear all
Completed Phase 3 Interventional

A Multi-Center Clinical Trial To Evaluate Azidothymidine (AZT) in the Treatment of Human Immunodeficiency Virus (HIV) Infection in Patients With AIDS Post First Episode PCP

NCT00000700
View directory record Official record
Conditions
HIV Infections
Interventions
Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
482 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1990
U.S. locations
28
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 14 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jun 10, 2026, 4:50 PM EDT
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 3, 2021 · Synced Jun 10, 2026, 4:50 PM EDT
Completed Not applicable Interventional

Dapsone 100 Mg Versus 50 as Primary Prophylaxis for Pneumocystis Carinii Pneumonia (PCP) in Patients With AIDS-Related Complex (ARC)

NCT00002043
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Dapsone
Drug
Lead sponsor
Jacobus Pharmaceutical
Industry
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jun 10, 2026, 4:50 PM 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 3, 2021 · Synced Jun 10, 2026, 4:50 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 Jun 10, 2026, 4:50 PM EDT
Completed No phase listed Observational

Intravenous Pentamidine for Pneumocystis Jirovecii Pneumonia

NCT02669706
View directory record Official record
Conditions
Hematologic Malignancy
Interventions
Pentamidine
Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 29, 2016 · Synced Jun 10, 2026, 4:50 PM EDT
Withdrawn Phase 4 Interventional

Corticosteroids Therapy and Pneumocystis Jirovecii Pneumonia (PCP)

NCT00636935
View directory record Official record
Conditions
Pneumocystis Carinii Pneumonia
Interventions
Antibiotics only, Antibiotics + Corticosteroids, Corticosteroids + antibiotics
Drug
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 26, 2017 · Synced Jun 10, 2026, 4:50 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 Jun 10, 2026, 4:50 PM EDT
Completed No phase listed Observational

A Study to Evaluate the Impact of Stopping Treatment for the Prevention of Pneumonia in HIV-Positive Patients Receiving Anti-HIV Drugs Who Have Increased CD4 Cell Counts

NCT00000908
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
53
States / cities
Birmingham, Alabama • Harbor City, California • Los Angeles, California + 30 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jun 10, 2026, 4:50 PM EDT
Completed Phase 1 Interventional

Randomized Phase I Study of Trimetrexate Glucuronate (TMTX) With Leucovorin (LCV) Protection Plus Dapsone Versus Trimethoprim / Sulfamethoxazole (TMP/SMX) for Treatment of Moderately Severe Episodes of Pneumocystis Carinii Pneumonia

NCT00002120
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Trimetrexate glucuronate, Trimethoprim, Sulfamethoxazole, Dapsone, Leucovorin calcium
Drug
Lead sponsor
U.S. Bioscience
Industry
Eligibility
13 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jun 10, 2026, 4:50 PM EDT
Completed No phase listed Observational

Prevalence and Pathogenesis of Lung Disease in a Large HIV Cohort-coordinating Center

NCT00870857
View directory record Official record
Conditions
HIV Infections, Emphysema, Chronic Obstructive Pulmonary Disease, Pneumocystis
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
407 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
2
States / cities
Los Angeles, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 25, 2025 · Synced Jun 10, 2026, 4:50 PM EDT
Completed Not applicable Interventional

A Study of Pentamidine in the Prevention of Pneumocystis Carinii Pneumonia

NCT00001003
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate, Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1992
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jun 10, 2026, 4:50 PM 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 23, 2005 · Synced Jun 10, 2026, 4:50 PM EDT
Completed No phase listed Observational

New Techniques for Using a Saline Wash as a Diagnostic Tool for Pneumocystis Pneumonia

NCT00342589
View directory record Official record
Conditions
Pneumocystis Infection, Infection, Pneumonia, Pneumocystis, Lung Disease, Fungal, Mycoses
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Years to 99 Years
Enrollment
1,015 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Jun 10, 2026, 4:50 PM EDT
Completed Phase 3 Interventional

A Randomized, Comparative Study of Daily Dapsone and Daily Atovaquone for Prophylaxis Against PCP in HIV-Infected Patients Who Are Intolerant of Trimethoprim and/or Sulfonamides

NCT00000802
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Atovaquone, Dapsone
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1997
U.S. locations
43
States / cities
Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 30 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jun 10, 2026, 4:50 PM EDT
Completed Not applicable Interventional

The Safety and Efficacy of Clindamycin and Primaquine in the Treatment of Mild - Moderate Pneumocystis Carinii Pneumonia in Patients With AIDS

NCT00000717
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Primaquine, Clindamycin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1991
U.S. locations
7
States / cities
Los Angeles, California • San Francisco, California • Chicago, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 18, 2012 · Synced Jun 10, 2026, 4:50 PM EDT
Completed Phase 3 Interventional

A Comparison of Atovaquone and Pentamidine in the Prevention of Pneumocystis Carinii Pneumonia in HIV-Infected Patients Who Cannot Take TMP/SMX

NCT00002340
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
Enrollment
615 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
5
States / cities
Maitland, Florida • Tampa, Florida • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jun 10, 2026, 4:50 PM EDT
Completed Not applicable Interventional

A Compassionate Treatment Protocol for the Use of Trimetrexate Glucuronate With Leucovorin Protection for Patients With Pneumocystis Carinii Pneumonia.

NCT00002102
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Trimetrexate glucuronate, Leucovorin calcium
Drug
Lead sponsor
U.S. Bioscience
Industry
Eligibility
1 Day and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
West Conshohocken, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jun 10, 2026, 4:50 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 Jun 10, 2026, 4:50 PM 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 Oct 31, 2021 · Synced Jun 10, 2026, 4:50 PM EDT
Completed Not applicable Interventional

A Study of Trimetrexate Plus Leucovorin in Children With Pneumocystis Carinii Pneumonia

NCT00002317
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Trimetrexate glucuronate, Leucovorin calcium
Drug
Lead sponsor
U.S. Bioscience
Industry
Eligibility
2 Years to 12 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
West Conshohocken, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jun 10, 2026, 4:50 PM EDT
Completed Phase 1 Interventional

Comparison of Two Dosage Regimens of Oral Dapsone for Prophylaxis of Pneumocystis Carinii Pneumonia in Pediatric HIV Infection

NCT00000739
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Dapsone
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Month to 12 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1998
U.S. locations
43
States / cities
Long Beach, California • Los Angeles, California • Oakland, California + 29 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jun 10, 2026, 4:50 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 2, 2021 · Synced Jun 10, 2026, 4:50 PM EDT
Completed Phase 1 Interventional

Escalating Multiple-Dose Safety and Tolerance of WR 6026 Hydrochloride in HIV-Infected Subjects

NCT00000740
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Sitamaquine
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
Timeline
Ends 1993
U.S. locations
2
States / cities
Indianapolis, Indiana • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jun 10, 2026, 4:50 PM EDT