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Butyrate supplements improve efficacy in patients with moderate to severe chronic spontaneous urticaria, A randomized, double-blind, placebo-controlled trial

Butyrate supplements improve efficacy in patients with moderate to severe chronic spontaneous urticaria, A randomized, double-blind, placebo-controlled trial

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
TCTR
Registry ID
TCTR20220302003
Enrollment
40
Registered
2022-03-02
Start date
2021-03-01
Completion date
Unknown
Last updated
2026-03-30

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

Conditions

chronic urticaria chronic urticaria butyrate UAS7

Interventions

Oral Butyrate supplement 2400 mg , 600 mg/ capsule , 2 capsule after breakfast and dinner , duration 4 weeks ,Placebo 1 capsule after breakfast and dinner
Butyrate,Placebo

Sponsors

Department of Medicine of Phramongkutklao hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to 60 Years

Inclusion criteria

Inclusion criteria: chronic urticaria patients who symptoms do not improve with second generation antihistamine drug

Exclusion criteria

Exclusion criteria: 1. History of butyrate allergy 2. Immunocompromised patient , psychiatric , kidney impairment and hepatic impairment patient 3. Patient need to take other medicine for chronic urticaria treatment other than second generation antihistamine drug eg. H2 antagonists , leukotriene receptor antagonists, first-generation antihistamine, cyclosporine or omalizumab 4. Pregnant

Design outcomes

Primary

MeasureTime frame
Efficacy of butyrate supplement in chronic urticaria treatment time at end of intervention Dermatology Life Quality Index (DLQI) and Urticaria activity score7 (UAS7)

Secondary

MeasureTime frame
Laboratory improvement in chronic urticaria patient after butyrate supplement time at end of intervention D dimer , CRP , dysfunctional Treg, basophil activation test

Countries

Thailand

Contacts

Public ContactPatcharat Chiamruchikun

Allegy and Immunology of Internal Medicine, Phramongkutklao hospital

patcharatpmk@gmail.com0898330470

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Apr 4, 2026