About this trial
The goal of this multicenter, double-blind, double-dummy, randomized controlled trial was to examine the efficacy and safety of Compound Ciwujia Granules in the treatment of chronic insomnia. A total of 1200 participants with chronic insomnia were randomly assigned to receive one of the three treatment for 4 consecutive weeks: Compound Ciwujia Granules + placebo of estazolam, estazolam + placebo of estazolam + placebo of Compound Ciwujia Granules, or Compound Ciwujia Granules + estazolam + placebo of estazolam. Outcomes were assessed at 2 weeks, 4 weeks, 8 weeks, and 12 weeks. The main questions it aims to answer are:
1. Are there any significant differences between groups regarding changes in Pittsburgh Sleep Quality Index (PSQI) score, Insomnia Severity Index (ISI) score, subjective sleep latency, sedative and hypnotics use, improvement in sleep maintenance, Hamilton Depression Scale (HAMD-17) score, Hamilton Anxiety Scale (HAMA-14) score, Flinders Fatigue Scale (FFS) score, and constitution classification/insomnia pattern score of traditional Chinese medicine after 4 weeks' treatment, and follow-up at 8 weeks and 12 weeks. 2. Is the Compound Ciwujia Granules a safe method for chronic insomnia treatment in adults?
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Eligible participants were adults aged 40-75 years who had insomnia disorder (according to the Diagnostic and Statistical Manual of Mental Disorders, fifth edition [DSM5]);
self-reported history of disturbed sleep (i.e, all the following: ≥30 min to fall asleep, ≥30 min awake during sleep time, and self-reported total sleep time of ≤6·5 h) on at least three nights per week for at least 3 months before screening;(3) diagnosis of "deficiency of the heart and the spleen pattern" or "Qi deficiency of the heart and gallbladder pattern" according to the guidelines for Integrated Traditional Chinese and Western Medicine Treatment of Insomnia Disorders 2023;
Disqualifiers
self-reported allergy symptoms to any of the ingredients;
serious physical sickness;
a history of suicidal ideation or attempt, acute or chronic psychiatric condition not controlled by therapy;
baseline HAMD-17 score ≥17 or HAMA-14 score ≥14;
Trial design
Parallel
Treatments tested in this trial
Compound Ciwujia Granules group
DrugCompound Ciwujia Granules for 4 consecutive weeks combined with placebo of estazolam for 4 consecutive weeks
Estazolam
Drugestazolam for 2 consecutive weeks + placebo of estazolam for 2 consecutive weeks combined with placebo of Compound Ciwujia Granules for 4 consecutive weeks
Compound Ciwujia Granules and estazolam
DrugCompound Ciwujia Granules for 4 consecutive weeks combined with estazolam for 2 consecutive weeks+ placebo of estazolam for 2 consecutive weeks
Treatment groups
Trial outcomes
Primary outcomes
Pittsburgh Sleep Quality Index (PSQI) score
PSQI score, 0-21, and higher scores mean a poorer sleep quality.
Secondary outcomes
Insomnia Severity Index (ISI) score
ISI score, 0-28, and higher scores mean a worse sleep problem
Hamilton Depression Scale (HAMD-17) score
HAMD-17 score, 0-55, and higher scores mean more severe depression.
Hamilton Anxiety Scale (HAMA-14) score
HAMA-14 score, 0-56, and higher scores mean more severe anxiety
Flinders Fatigue Scale (FFS) score
FFS score, 0-31, and higher scores mean more severe fatigue
Other outcomes
Sleep diary
Providing daily information on subjective sleep onset latency, subjective total sleep time, subjective sleep quality, subjective wake after sleep onset, and subjective number of awakenings.
Constitution classification of traditional Chinese medicine
Constitution classification score of traditional Chinese medicine, 0-100, and higher scores mean more likely to have the specified constitution classification.
Insomnia pattern score of traditional Chinese medicine
Insomnia pattern score of traditional Chinese medicine, 0-41, and higher scores mean a worse sleep problem
Use of sedatives and hypnotics
If it exists, provide information on the use of sedatives or hypnotics (e.g. drug names, dose, and duration)
Locations
Sponsors and contacts
Click on the lead sponsor to view all of their trials.
Hui Zhu
Lead sponsor
Hubei Hospital of Traditional Chinese Medicine
Sponsor institution
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