Research Article

The Efficacy Study on Si Ni San Freeze-Dried Powder on Sleep Phase in Insomniac and Normal Rats

Table 4

The effect of Si-Ni-San freeze-dry powder on sleep phase in insomnic rats (   ± SD).

WSWS1SWS2SWSREMSTST (min)

PrS8268.31 44.02161.88 41.8038.94 15.63199.56 43.5612.13 5.13211.69 44.0
PS8380.63 21.52**83.13 22.80**12.06 5.22**95.19 22.39**4.19 2.19**99.38 21.52**
PA8322.25 41.61##114.69 46.9734.13 12.41##148.81 40.47#8.94 3.70#157.75 41.61##

** < 0.01, * < 0.05, versus PrS; ## < 0.01, # < 0.05, versus PrS: pre-shock, PS: post-shock, PA: post-administration.