Evidence based evaluation of the "Tongdu Tiaoshen Yizhi" rehabilitation program for mild cognitive impairment after stroke

INTERVENTION: Group B:Chinese herbal placebo+acupuncture+routine cognitive training;Group D:Brain strengthening and intelligence enhancing formula+acupuncture+routine cognitive training;Group C:Brain strengthening and intelligence enhancing formula+sham acupuncture+routine cognitive training;Group A:Chinese herbal placebo+sham acupuncture+routine cognitive training; CONDITION: Alzheimer disease,Vascular dementia PRIMARY OUTCOME: Clinical Dementia Rating Scale;electroencephalogram;Mini‐mental state examination;event‐related potential;Montreal Cognitive Assessment Scale;Alzheimer's Disease Rating Scale ‐ Cognitive Section; SECONDARY OUTCOME: Functional Activity Questionnaire;Neuropsychiatric Symptom Questionnaire;SDSVD;Quality of Life Scale; INCLUSION CRITERIA: (1) Within 6 months of onset of cerebral infarction; (2) Neuropsychological tests have confirmed the existence of cognitive impairment, which refers to definite impairment in one or more cognitive domains or critical impairment in two or more cognitive domains, and does not meet the diagnostic criteria for dementia. Montreal Cognitive Assessment Scale (MoCA)<26; Mini Mental State Examination (MMSE): Illiteracy (uneducated)>17 points, primary school (education years = 6 years)>20 points, secondary school or above (education years>6 years)>24 points; (3) The traditional Chinese medicine diagnosis conforms to the deficiency, damage, stasis, and toxin syndrome type in the TCM syndrome differentiation scale for vascular dementia; (4) Age between 18 and 75 years old; (5) Basic self‐care in daily life. Barthel inde X= 60 points; (6) The patient or family member signs an informed consent form and cooperates with the treatment provider.