[Effect of modified huanglian wendan decoction in treating senile patients with mild cognitive impairment of turbid-phlegm blocking orifice syndrome].

For treatment of MCI, HWD shows effects in improving patients' symptoms, cognition capacity and elevating serum Ach content better than that of Aniracetam; and with effects for raising SOD activity and reducing MDA level similar to those of Aniracetam.