Effects of Chinese medicine for tonifying the kidney and resolving phlegm and blood stasis in treating patients with amnestic mild cognitive impairment: a randomized, double-blind and parallel-controlled trial

Both Chinese medicine and donepezil can improve global cognition in patients with aMCI after 12 weeks of treatment. Chinese medicine can also improve attention function and some clinical symptoms in patients with aMCI. Furthermore, Chinese medicine is safe for aMCI patients. Further study is necessary to explore the long-term effect of Chinese medicine for aMCI.