This research observed the influence of Green Valley Lingzhi Capsule (GVL) on sleep disorders of 100 cases with insomnia. GVL were given orally to 100 cases of insomnia for 1 month. The changes of total effective rate, time for falling asleep, numbers of difficulty falling asleep in 1 week, numbers of easy awakening, and actual sleep time were evaluated. After 1 month treatment with GVL, the total effective rate was 84%. Compared with before treatment, time for falling asleep after treatment was shortened significantly (P <0.01); Score in numbers of difficulty failing asleep in a week and score in numbers of easy awakening were decreased significantly (P<0.05, P<0.01); and actual sleep time was prolonged significantly (P<0.001). GVL has the activity of improving the quality of sleep in insomnia patients.
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