This study was designed as a randomized controlled trial (RCT) with a multicenter, single-blind methodology. Participants diagnosed with insomnia attributable to the Heart-Spleen Deficiency pattern, receiving treatment at the Ho Chi Minh City Hospital of Traditional Medicine and Hospital 1A, were randomly allocated into two groups.
Patients aged 18 years or older who voluntarily consent to participate in the study.
Patients who have never used or have discontinued insomnia medication within 2 weeks prior to study enrollment.
Patients who are able to understand Vietnamese.
Sleeplessness throughout the night, or light sleep with frequent awakening; fragmented sleep.
Patients diagnosed with other sleep disorders such as sleep apnea syndrome or narcolepsy.
Patients previously diagnosed with neurological or psychiatric disorders (e.g., anxiety disorder, autism spectrum disorder, depression, obsessive-compulsive disorder, rapid eye movement sleep behavior disorder) prior to study enrollment.
Patients currently using antidepressants or psychiatric medications.
Patients participating in other clinical trials involving behavioral, psychological, or complementary medical interventions during the study period.