This study focuses on patients with NERD (gastroesophageal reflux disease) and liver-gallbladder disharmony syndrome as its research subjects. It conducts a randomized, double-blind, placebo-controlled clinical trial to evaluate the efficacy and safety of the Chai Zhi He Wei formula in terms of symptom improvement, quality of life, and adverse reactions. On one hand, this research aims to enhance the level of evidence-based medicine for TCM syndrome differentiation and treatment of NERD. On the other hand, it seeks to reduce the dosage of PPIs (proton pump inhibitors) or discontinue their use, addressing the side effects caused by PPI overuse, and serving as a leading example for TCM clinical research. Lastly, the study aims to optimize the efficacy of Tongjiang granules and address potential safety concerns, such as diarrhea.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
66
Chaizhi Hewei Decoction Granules, 1 packet per dose, twice daily, take 1 hour after breakfast and dinner, course duration: 4 weeks.
Placebo, 1 packet per dose, twice daily, to be taken 1 hour after breakfast and dinner, with a course duration of 4 weeks.
Xiyuan Hospital of China Academy of Chinese Medical Sciences
Beijing, Beijing Municipality, China
Gastroesophageal Reflux Disease Questionnaire (GERD Q) Score
Time frame: week 0 and the end of treatment at 4 weeks
Traditional Chinese Medicine (TCM) syndrome improvement status
Time frame: week 0 and the end of treatment at 4 weeks
SF-36 Scale Score
Time frame: week 0 and the end of treatment at 4 weeks
Patient-Reported Outcomes (PRO) Scale Scoring
Time frame: week 0 and the end of treatment at 4 weeks
Hospital Anxiety and Depression Scale (HAD) score
Scale Title: Hospital Anxiety and Depression Scale (HAD) Minimum Score: 0 Maximum Score:21 (for each subscale: Anxiety \[A\] and Depression \[D\]) Interpretation: Higher scores indicate worse outcomes (greater anxiety or depressive symptoms), with 0-7 = no symptoms, 8-10 = possible symptoms, 11-21 = definite symptoms.
Time frame: week 0 and the end of treatment at 4 weeks
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