Observation of the clinical efficacy of Jia wei ding chan Decoction in the treatment of patients with tremor disease (Parkinson's disease) with deficiency of qi and blood and deficiency wind internal movement syndrome

INTERVENTION: the treatment group:Jiawei Ding Chan Decoction on the basis of conventional Western medicine;the control group:conventional Western medicine; CONDITION: Parkinson's disease PRIMARY OUTCOME: Unified Parkinson's Disease Rating Scale;Traditional Chinese medicine syndrome scale scoring; SECONDARY OUTCOME: Pittsburgh sleep quality index;Montreal cognitive Assessment;Beck anxiety inventory;Beck depression inventory;Blood vitamin D level;Serum uric acid level; INCLUSION CRITERIA: People aged 35‐90 years old, diagnosed by Western medicine as primary Parkinsonism. Traditional Chinese medicine diagnosed tremor syndrome with tremor as the main symptom, and the syndrome is patients with deficiency of qi and blood, deficiency of wind and internal movement of Parkinson's disease. Those who have been ill for more than 3 months.Voluntarily participate in this study, sign the informed consent form, and be able to cooperate with the completion of the entire treatment and follow‐up.