Condition
Diarrhea Infectious clinical trials and research
As of November 12, 2026, Find a Trial lists 5 Diarrhea Infectious clinical trials that are recruiting, at sites in 28 countries (most in Bangladesh (2), Democratic Republic of the Congo (1), Australia (1)). By phase: Phase 3 (1), Phase 2 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 5Clinical trials
- 28Countries
Newest Diarrhea Infectious clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Azithromycin for treating non-bloody Shigella watery diarrhea in children | Phase 2 | Chāndpur and 3 other locations | Recruiting | Feb 25, 2026 |
| How maternal malnutrition and poor WASH shape infant gut microbiome development | — | Harare | Recruiting | Sep 26, 2025 |
| Testing a new approach to reduce cholera and diarrhea in households | — | Mānikganj | Recruiting | Jul 12, 2024 |
| VE303 for preventing recurrent Clostridioides difficile infections | Phase 3 | Huntsville, Alabama and 214 other locations | Recruiting | Feb 1, 2024 |
| Preventing cholera through targeted water and hygiene interventions | — | Bukavu, South Kivu and 1 other locations | Recruiting | Dec 22, 2021 |
All recruiting trials (5)
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Azithromycin for treating non-bloody Shigella watery diarrhea in children
It will test whether giving azithromycin to children 6–59 months with Shigella-positive watery (non-bloody) diarrhea shortens the illness, clears the bacteria faster, and improves growth.
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How maternal malnutrition and poor WASH shape infant gut microbiome development
This project will follow pregnant women and their babies in Zimbabwe to see if maternal malnutrition and poor water, sanitation and hygiene change the baby's gut microbiome and gut health.
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Testing a new approach to reduce cholera and diarrhea in households
This study is testing a new program to see if better water and hygiene practices can help reduce cholera and diarrhea in homes with young children.
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VE303 for preventing recurrent Clostridioides difficile infections
This study is testing a new treatment called VE303 to see if it can help prevent Clostridioides difficile infections from coming back in people who are at high risk.
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Preventing cholera through targeted water and hygiene interventions
This study is testing a new way to improve water and hygiene practices for families of diarrhea patients in the Democratic Republic of the Congo to see if it can help prevent cholera.
Related topics
Quick answers
How many Diarrhea Infectious clinical trials are recruiting right now?
5, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 28 countries. The most sites are in Bangladesh (2 trials), Democratic Republic of the Congo (1 trial), Australia (1 trial), Belgium (1 trial), Brazil (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 3: 1, Phase 2: 1. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.