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临床试验/ChiCTR2500115868
ChiCTR2500115868尚未招募2 期

Effects of GABA with Butyrate, GABA/Butyrate-producing Synbiotics on Pain Relief in Fibromyalgia: A Phase II, Multi-Center, Double-Blinded, Randomized-Controlled Trial

Peter Hung Pain Research Institute6 个研究点 分布在 1 个国家开始时间: 2026年1月2日最近更新:
适应症

试验速览

阶段
2 期
状态
尚未招募
发起方
试验地点
6
主要终点
average of pain severity score

研究概览

简要总结

Objective: We would like to show that 1) combination of GABA and butyrate as a supplement and 2) GABA-butyrate producing synbiotics can reduce pain in patients with fibromyalgia better than placebo. With the effects on vagus nerves and enteric nervous system, GABA-butyrate or its producing synbiotics may also improve the functional outcomes of fibromyalgia patients with the interference of pain.

研究设计

研究类型
Interventional
主要目的
随机平行对照
盲法
Double

入排标准

性别
All

入选标准

  • Patients who are >=18 years old, under care of the pain clinics in the collaborating hospitals;
  • FM has been diagnosed according to the revised 2016 American College of Rheumatology (ACR) Preliminary Diagnostic Criteria for FM, and
  • Able to provide written informed consent and agree to adhere to the trial protocol and follow-up schedule for 12 months, including the 3-monthly follow-up for half a year and a follow-up at 1 year.

排除标准

  • Known history of allergic reactions to maize, probiotics or prebiotics;
  • Using prebiotics and/ or probiotics within 15 days before enrolment;
  • Immunocompromised with (a) active chemotherapy or immunotherapy or (b) chronic leukopenia (with cell count < 4x10^9/L) within 3 months of enrolment.

研究组 & 干预措施

GABA/Butyrate group

Synbiotics Group

Placebo Group

结局指标

主要结局

average of pain severity score

时间窗: baseline, 6 months

次要结局

  • average of pain severity score(baseline, 1 month, 3 months, 12 months)
  • pain interference score(baseline, 6 months, 12 months)
  • Depression Anxiety Stress Scale(baseline, 3 months, 6 months, 12 months)
  • Pittsburgh Sleeping Quality Index(baseline, 3 months, 6 months, 12 months)
  • plasma GABA level(baseline, 6 months, 12 months)
  • fecal GABA level(baseline, 6 months, 12 months)
  • plasma butyrate level(baseline, 6 months, 12 months)
  • fecal butyrate level(baseline, 6 months, 12 months)
  • I-FABP level(baseline, 6 months, 12 months)
  • bacterial DNA level(baseline, 6 months, 12 months)
  • 16S RNA gene sequencing(baseline, 6 months, 12 months)
  • fecal calprotectin(baseline, 6 months, 12 months)
  • metagenomic and metabolomic(baseline, 6 months, 12 months)

研究者

发起方
Peter Hung Pain Research Institute

研究点 (6)

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