This study will evaluate the efficacy and safety of daridorexant, a dual orexin receptor antagonist, in adults with liver cirrhosis and sleep disturbance, including participants with or without covert hepatic encephalopathy. Sleep disturbance is common in people with liver cirrhosis and may affect quality of life and cognitive function. Participants will be randomly assigned to receive either daridorexant or a matching placebo for 30 days. Neither participants nor study investigators will know which treatment is assigned during the study, except when unblinding is medically necessary. Sleep and cognitive function will be assessed during the study using sleep monitoring, the Psychometric Hepatic Encephalopathy Score (PHES), and the Stroop EncephalApp, together with other clinical and laboratory assessments. The main purpose of the study is to determine whether daridorexant improves sleep efficiency compared with placebo after 30 days. The study will also evaluate changes in sleep quality, sleep structure, cognitive function, the occurrence or improvement of covert hepatic encephalopathy, and the safety of daridorexant. A total of 180 participants are planned to be enrolled at multiple participating hospitals and will be randomly assigned in a 1:1 ratio to daridorexant or placebo.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
180
Daridorexant tablets administered orally once daily for 30 days. The dose is 25 mg or 50 mg according to liver function.
Matching placebo administered orally once daily for 30 days.
Tianjin First Central Hospital
Tianjin, Tianjin Municipality, China
Tianjin Second People's Hospital
Tianjin, Tianjin Municipality, China
Tianjin Third Central Hospital
Tianjin, Tianjin Municipality, China
Percent Improvement From Baseline in Sleep Efficiency at Day 30
Sleep efficiency (SE) measured by overnight polysomnography (PSG). The primary endpoint is the percent improvement in sleep efficiency from baseline to Day 30.
Time frame: Baseline and Day 30
Change From Baseline in Pittsburgh Sleep Quality Index (PSQI) Total Score at Day 30
The Pittsburgh Sleep Quality Index (PSQI) total score ranges from 0 to 21, with higher scores indicating poorer sleep quality. The outcome is the change in the PSQI total score from baseline to Day 30.
Time frame: Baseline and Day 30
Change From Baseline in Sleep Latency at Day 30
Time frame: Baseline and Day 30
Change From Baseline in Total Sleep Time at Day 30
Time frame: Baseline and Day 30
Change From Baseline in SWS/REM Sleep Ratio at Day 30
Time frame: Baseline and Day 30
Change From Baseline in Microarousal Frequency at Day 30
Time frame: Baseline and Day 30
Change in Psychometric Hepatic Encephalopathy Score (PHES)
The Psychometric Hepatic Encephalopathy Score (PHES) ranges from -15 to +5, with higher scores indicating better cognitive performance. The outcome is the change in PHES during the study.
Time frame: Baseline, Day 7, Day 14, and Day 30
Change From Baseline in Stroop EncephalApp Performance at Day 30
Time frame: Baseline and Day 30
Proportion of Participants With Reversal of Minimal Hepatic Encephalopathy by Day 30
Time frame: Baseline through Day 30
Incidence of Overt Hepatic Encephalopathy by Day 30
Time frame: From baseline through Day 30
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