A clinical trial on yu cong tang in treatment of senile dementia.
Yu Cong Tang ([symbol: see text]), a TCM decoction, was used to treat senile dementia. It has the action of invigorating the spleen, reinforcing the kidney, nourishing yin, strengthening yang, improving blood circulation, dredging the channels, removing phlegm and restoring consciousness. CT, EEG, REG, Hb, PaO2, Tch, TG and 17-OHCS were tested, showing significant differences (P < 0.05 or < 0.01) before and after the treatment. Remarkable improvement was found in clinical symptoms, and the effective rate was 94.1%. Significant differences were found between the TCM and western medicine (WM) groups in symptom improvement (P < 0.05-0.01) and therapeutic results (P < 0.001).