Objective To probe the regulation mechanism of the water and salt metabolism in syndrome of accumulation of dampness in middle-Jiao from the changes of ADH,ALD,ANP and Na+,K+ inside erythrocyte in rats, and observe the effects of Pingweisan on them.

• 目的 从抗利尿激素(ADH)、醛固酮(ALD)、心钠素(ANP)及红细胞内 Na+、K+等的变化来探索湿阻中焦证水盐代谢的调节机制,并观察平胃散对它们的影响。