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ClinicalTrials.gov public records Last synced May 21, 2026, 8:48 PM EDT

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

Showing 1–18 of 18 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Cryptosporidiosis Clear all
Completed Phase 2 Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Paromomycin sulfate
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1996
U.S. locations
14
States / cities
Los Angeles, California • Miami, Florida • Chicago, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced May 21, 2026, 8:48 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Diclazuril
Drug
Lead sponsor
Janssen, LP
Industry
Eligibility
12 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
3
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Letrazuril
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
4
States / cities
Los Angeles, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Terminated No phase listed Observational
View directory record Official record
Conditions
Amebiasis, Cryptosporidiosis, Giardiasis, Parasitic Disease, Parasitic Intestinal Disease, Gastrointestinal Helminth Infections
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1977 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 21, 2026, 8:48 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Spiramycin
Drug
Lead sponsor
Rhone-Poulenc Rorer
Industry
Eligibility
13 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
7
States / cities
San Diego, California • Baltimore, Maryland • Worcester, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Spiramycin
Drug
Lead sponsor
Rhone-Poulenc Rorer
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Horsham, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
HIV Infections
Interventions
Nitazoxanide
Drug
Lead sponsor
Unimed Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 1996
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Terminated Not applicable Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Interleukin-12, Paromomycin sulfate, Azithromycin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 13, 2016 · Synced May 21, 2026, 8:48 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Cryptosporidium Immune Whey Protein Concentrate (Bovine)
Drug
Lead sponsor
Univax Biologics Inc
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
6
States / cities
Los Angeles, California • San Francisco, California • Atlanta, Georgia + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Diclazuril
Drug
Lead sponsor
Janssen, LP
Industry
Eligibility
12 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
3
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Nitazoxanide
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1998
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced May 21, 2026, 8:48 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Azithromycin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
1 Day and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Groton, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Cryptosporidiosis
Interventions
Cryptosporidium parvum oocysts (ABO809), EDI048, Placebo
Biological · Drug · Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 50 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 26, 2026 · Synced May 21, 2026, 8:48 PM EDT
Terminated Phase 3 Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Nitazoxanide
Drug
Lead sponsor
Romark Laboratories L.C.
Industry
Eligibility
13 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2000
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Azithromycin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
4
States / cities
Oakland, California • San Diego, California • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Cryptosporidium Immune Whey Protein Concentrate (Bovine)
Drug
Lead sponsor
Stolle Milk Biologic International
Industry
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Cryptosporidium Infection, Cryptosporidiosis
Interventions
Cryptosporidium parvum oocysts (ABO809)
Biological
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 1, 2024 · Synced May 21, 2026, 8:48 PM EDT
Not listed Not applicable Interventional
View directory record Official record
Conditions
Cryptosporidiosis, HIV Infections
Interventions
Nitazoxanide
Drug
Lead sponsor
Romark Laboratories L.C.
Industry
Eligibility
3 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jul 9, 2007 · Synced May 21, 2026, 8:48 PM EDT