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 come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 2, 2026, 9:12 PM EDT

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

Showing 25–48 of 58 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Pneumonia, Pneumocystis Carinii Clear all
Completed Phase 3 Interventional

An Open, Prospective, Multicenter Study of Trimetrexate With Leucovorin Rescue for AIDS Patients With Pneumocystis Carinii Pneumonia (PCP) and Serious Intolerance to Approved Therapies

NCT00000714
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Trimetrexate glucuronate, Leucovorin calcium
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2004
U.S. locations
21
States / cities
Miami, Florida • Chicago, Illinois • Indianapolis, Indiana + 15 more
Source: ClinicalTrials.gov public record
Updated Oct 29, 2021 · Synced Oct 2, 2026, 9:12 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 4, 2021 · Synced Oct 2, 2026, 9:12 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 4, 2021 · Synced Oct 2, 2026, 9:12 PM 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 2, 2026, 9:12 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 4, 2021 · Synced Oct 2, 2026, 9:12 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 24, 2005 · Synced Oct 2, 2026, 9:12 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 4, 2021 · Synced Oct 2, 2026, 9:12 PM EDT
Completed Not applicable Interventional

A Comparison of Dapsone and Trimethoprim-Sulfamethoxazole in the Treatment of Pneumocystis Carinii Pneumonia (PCP) in Patients With AIDS

NCT00002283
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Trimethoprim, Sulfamethoxazole, Dapsone
Drug
Lead sponsor
Jacobus Pharmaceutical
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 2, 2026, 9:12 PM EDT
Completed Phase 3 Interventional

A Study of Pentamidine Plus Dapsone in the Prevention of Pneumocystis Carinii Pneumonia (PCP) in HIV-Infected Patients Who Cannot Take Trimethoprim or Sulfonamides

NCT00001028
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate, Dapsone
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1994
U.S. locations
14
States / cities
San Francisco, California • Denver, Colorado • Wilmington, Delaware + 10 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 2, 2026, 9:12 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 19, 2012 · Synced Oct 2, 2026, 9:12 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 24, 2005 · Synced Oct 2, 2026, 9:12 PM EDT
Completed Phase 1 Interventional

Phase I Safety and Pharmacokinetics Study of Microparticulate Atovaquone (m-Atovaquone; 566C80) in HIV-Infected and Perinatally Exposed Infants and Children

NCT00000773
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Atovaquone
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Month to 12 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1996
U.S. locations
5
States / cities
San Francisco, California • Chicago, Illinois • New Orleans, Louisiana + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Oct 2, 2026, 9:12 PM EDT
Completed Not applicable Interventional

Evaluation of the Interaction Between High Dose Sulfamethoxazole/Trimethoprim and Zidovudine

NCT00000734
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 Oct 28, 2021 · Synced Oct 2, 2026, 9:12 PM EDT
Completed Not applicable Interventional

A Double-Blind Placebo-Controlled Group Comparative Study To Evaluate the Safety and Effectiveness of Aerosol Pentamidine in the Prophylaxis of Pneumocystis Carinii Pneumonia in Patients With AIDS Post First Episode PCP

NCT00002053
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate
Drug
Lead sponsor
Fisons
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 2, 2026, 9:12 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Comparison of HIV-Infected Patients With and Without Opportunistic (AIDS-Related) Infection

NCT00005572
View directory record Official record
Conditions
Cytomegalovirus Infections, Cytomegalovirus Retinitis, 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
90 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
16
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 10 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2008 · Synced Oct 2, 2026, 9:12 PM EDT
Completed Not applicable Interventional

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

NCT00002056
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pentamidine isethionate
Drug
Lead sponsor
LyphoMed
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Rosemont, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 2, 2026, 9:12 PM EDT
Terminated Phase 3 Interventional

DB289 Versus TMP-SMX for the Treatment of Acute Pneumocystis Jiroveci Pneumonia (PCP)

NCT00302341
View directory record Official record
Conditions
Pneumonia, Interstitial Plasma Cell, Pneumocystis Carinii Pneumonia, Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Pafuramidine maleate (DB289), Trimethoprim-Sulfamethoxazole (TMP-SMX)
Drug
Lead sponsor
Immtech Pharmaceuticals, Inc
Industry
Eligibility
13 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
7
States / cities
San Francisco, California • Chicago, Illinois • Detroit, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 7, 2013 · Synced Oct 2, 2026, 9:12 PM EDT
Completed Not applicable Interventional

A Study of Neutrexin Plus Leucovorin in the Treatment of Pneumocystis Carinii Pneumonia (PCP)

NCT00002434
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 and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
West Conshohocken, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 2, 2026, 9:12 PM EDT
Completed Phase 1 Interventional

A Study of Trimetrexate in the Treatment of Pneumocystis Carinii Pneumonia (PCP) in Patients With AIDS Not Previously Treated for PCP

NCT00000998
View directory record Official record
Conditions
Pneumonia, Pneumocystis Carinii, HIV Infections
Interventions
Trimetrexate glucuronate, Leucovorin calcium
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1989
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 2, 2026, 9:12 PM 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 2, 2026, 9:12 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 Nov 1, 2021 · Synced Oct 2, 2026, 9:12 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 24, 2005 · Synced Oct 2, 2026, 9:12 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 24, 2005 · Synced Oct 2, 2026, 9:12 PM EDT
Completed Phase 2 Interventional

A Study of WR 6026 in the Treatment of Pneumocystis Carinii Pneumonia (PCP) in HIV-Infected Patients

NCT00000863
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
13 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1998
U.S. locations
12
States / cities
Birmingham, Alabama • Honolulu, Hawaii • Chicago, Illinois + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Oct 2, 2026, 9:12 PM EDT