Condition
Functional Diarrhea clinical trials and research
As of November 12, 2026, Find a Trial lists 2 Functional Diarrhea clinical trials that are recruiting, at sites in 2 countries (most in Vietnam (1), Hungary (1)). 1 was first registered in the last 30 days. Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 2Clinical trials
- 1New in 30 days
- 2Countries
All recruiting trials (2)
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Probiotic in IBS-D and functional diarrhea (three-month test)
A probiotic capsule is being tested to see if it can improve symptoms and quality of life for adults with diarrhea-predominant IBS or functional diarrhea compared with a placebo.
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BioAmicus Complete for infants with colic, reflux, constipation, or loose stools (0–24 months)
This study will see if the multistrain probiotic BioAmicus Complete can help reduce caregiver‑reported tummy symptoms in infants aged 0–24 months.
Related topics
Quick answers
How many Functional Diarrhea clinical trials are recruiting right now?
2, as of November 12, 2026. 1 of them was first registered in the last 30 days. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 2 countries. The most sites are in Vietnam (1 trial), Hungary (1 trial). Each study page lists its sites and which ones are recruiting.
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.