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Efficacy and Safety of Encapsulated Fecal Microbiota Transplantation (FMT) for Functional Dyspepsia (FD): a Randomized, Placebo-Controlled, Double-Blind Study

Efficacy and Safety of Encapsulated Fecal Microbiota Transplantation (FMT) for Functional Dyspepsia (FD): a Randomized, Placebo-Controlled, Double-Blind Study

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
TCTR
Registry ID
TCTR20251112003
Enrollment
30
Registered
2025-11-12
Start date
2023-11-15
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Functional dyspepsia Dysbiosis Functional dyspepsia

Interventions

24 FMT capsules (prepared using 50 grams of donor stool), administered orally over two days (6 capsules twice daily). Capsules were manufactured using freeze-dried donor feces, encapsulated in enteric
Experimental Drug,Placebo Comparator Drug
FMT,Placebo

Sponsors

Thailand Science Research and Innovation Fundamental Fund 2025
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Aged 18 to 65 years 2. Diagnosed with functional dyspepsia according to Rome IV criteria 3. Able to provide written informed consent

Exclusion criteria

Exclusion criteria: 1) pregnancy or breastfeeding; (2) severe comorbid conditions including end-stage renal disease requiring dialysis, advanced liver cirrhosis (Child-Pugh class C), immunodeficiency (e.g., AIDS), active malignancy, inflammatory bowel disease, severe psychiatric disorders, or a history of cerebrovascular or cardiovascular disease; (3) prior abdominal surgery; (4) immunocompromised status or recent use (within the past 3 months) of immunosuppressive agents including antineoplastics, monoclonal antibodies, anti-TNF agents, calcineurin inhibitors, or mycophenolate mofetil; (5) use of probiotics, probiotic supplements (e.g., yogurt or fermented foods), or unwillingness to discontinue these for the duration of the study; (6) use of dyspepsia-related medications within one month prior to enrollment; (7) ongoing participation in other investigational drug studies; (8) abnormal laboratory findings or gastrointestinal endoscopy results; (9) current or recent (within 6 weeks) treatment for Helicobacter pylori infection, based on evidence that symptom resolution occurs in over 92% of cases by six weeks post-eradication; (10) absence of prior treatment for functional dyspepsia in the preceding month

Design outcomes

Primary

MeasureTime frame
difference in symptom improvement between the FMT and placebo groups 12 week SODA score

Secondary

MeasureTime frame
quality of life related to functional dyspepsia 12 week EQ-5D questionnaire,Incidence and nature of adverse events related to FMT 12 week questionaire,microbiota analysis 12 week alpha and beta diversity

Countries

Thailand

Contacts

Public ContactPhubordee Bongkotvirawan

Faculty of Medicine, Thammasat University

phubordeeb@hotmail.com0909729295

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026