Antibiotic-associated diarrhea: what the evidence supports

2 graded interventions for antibiotic-associated diarrhea, ranked by strength of evidence.

Overall grade: Grade B
Last revised: Jul 10, 2026; 2
graded outcomes: 0
references listed

Assembled by the app from other entries in this library. It adds no evidence of its own — follow the links to the entries it draws on.

2 at grade B — 2 graded rows

What is known

Each outcome with its grade (how strong the evidence is, A to D), the size of the effect where the entry records one, and how often studies agree.

Outcome	Grade	Effect size	Agreement
ProbioticsSpecific strains	Evidence grade B	Moderate	high
Saccharomyces BoulardiiWell supported	Evidence grade B	Moderate	high

ProbioticsEvidence grade B
Specific strains
Moderatehigh
Saccharomyces BoulardiiEvidence grade B
Well supported
Moderatehigh

The evidence in words

The evidence map

This is the ranked evidence for antibiotic-associated diarrhea: every compound in the knowledge base with a graded effect, best-supported first. Grades reflect replication and effect size, not popularity or marketing.

Best-supported

Probiotics (grade B) — Specific strains · Saccharomyces Boulardii (grade B) — Well supported

Weaker or unproven

Everything with a graded effect here clears at least grade B.

Goes with

ProbioticsGrade BEvidence grade B
Saccharomyces BoulardiiGrade BEvidence grade B

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Sources

This entry lists no references of its own — it is assembled from the entries it links to, whose sources are on their pages.

Last revised Jul 10, 2026. A grade is this entry's reading of the evidence, not medical advice.