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Home › Conditions › Functional dyspepsia

Functional dyspepsia

3 published articles · Updated continuously

Clinical Trial Landscape

Clinical Trials for Functional dyspepsia

5 trials tracked for Functional dyspepsia: 2 in phase 3 or 4.

5Trials tracked
2Phase 3 & 4
0Recruiting
0With published results
Phase distribution
Phase 4 1 Phase 3 1 Phase 2 1 Other / NA 2
  1. Phase 4 The Efficacy and Safety Study of Rikkunshito in Patients With Functional Dyspepsia Completed
  2. Phase 3 Trial of Itopride 150mg Once a Day Versus Itopride 50 mg Thrice a Day; in Patients With Functional Dyspepsia Completed
  3. Phase 2 A Study of E3810 for Japanese Subjects With Functional Dyspepsia (SAMURAI Study: Suppression of Acid Milieu With Rabeprazole Improving Functional Dyspepsia ) (Study E3810-J081-204) Completed
  4. N/A Efficacy of Open Label Placebo in Children With FGIDs Completed
  5. N/A Functional Dyspepsia Hypnosis Completed

Showing the 5 most-cited and recently-updated of 5 trials. Browse the full registry →

Trial data sourced from ClinicalTrials.gov. Counts describe the research landscape and are not a treatment recommendation. Informational only — not medical advice.

HCP Mode — summaries include clinical detail, trial data, and statistical outcomes.
Patient Mode — summaries use plain language, avoiding clinical jargon.
Systematic review and meta-analysis compares Rome III and Rome IV criteria for functional abdominal pain disorder prevalence
Pediatrics Meta-analysis
Systematic review and meta-analysis compares Rome III and Rome IV criteria for functional abdominal pain disorder prevalence New Rome IV rules show fewer people have functional abdominal pain compared to older guidelines
This systematic review and meta-analysis evaluates the prevalence of functional abdominal pain disorder (FAPD) and its subtypes using Rome I…
A big review found that using newer rules makes it look like fewer people have stomach pain problems. This change happens because the new ch…
May 15, 2026
Observational study links metabolites, microbiota, and brain connectivity in functional dyspepsia
Gastroenterology
Observational study links metabolites, microbiota, and brain connectivity in functional dyspepsia Your Gut’s Chemicals May Be Hacking Your Brain
This original research article is a cross-sectional observational study of 46 patients with functional dyspepsia and 30 healthy controls.
This study reveals how gut-produced chemicals may directly influence brain activity in people with chronic stomach issues.
medRxiv Apr 22, 2026
Bibliometric analysis of functional dyspepsia research identifies top authors, institutions, and journals over two decades
Psychiatry Sys. Review
Bibliometric analysis of functional dyspepsia research identifies top authors, institutions, and journals over two decades Why Overlapping Stomach Issues Are Getting More Attention
This systematic review utilized a bibliometric and visualization analysis of 3,030 records from the Web of Science Core Collection database.
Doctors now see stomach pain and bowel issues as connected puzzles instead of separate problems, helping patients feel heard when multiple s…
Frontiers Apr 10, 2026

Questions about Functional dyspepsia

Does this study show how brain connectivity links to functional dyspepsia?

One study shows that people with functional dyspepsia have different levels of brain connectivity and specific chemical changes in their gut that match their symptom severity.

Full answer →
What are the top institutions studying functional dyspepsia over the last twenty years?

Bibliometric analyses show that research on functional dyspepsia has grown over the last 20 years, with China leading in publication volume and the Mayo Clinic ranking as a top US institution.

Full answer →