Quantitative Evaluation of Chinese Herb Medicine in the Treatment of Sialorrhea and Frequent Nighttime Urination in Patients with Parkinson’s Disease

Figure 2

Changes in quantity of saliva (a) and the frequency of nighttime urination (b) before and after the TCM treatment. (c) and (d) present the changes in mean activity of sleep (c) and the mean activity of early sleep (d) in the two groups of patients. and compared with before treatment for Lian-Se formula group; , compared with placebo group.

(a)

(b)

(c)

(d)