Alzheimer’s disease is treated with drugs such as donepezil, risperidone, fluoxetine, etc. You should choose the right drug according to your own condition, and there is no such thing as the “drug of choice”. Dementia refers to Alzheimer’s disease. 1. Drugs to improve cognitive function: Acetylcholinesterase inhibitors such as donepezil and carboplatin, and N-methyl-D-aspartate receptor inhibitors such as memantine. 2. Drugs for controlling psychiatric symptoms: mainly applied to patients with psychiatric symptoms such as hallucinations, delusions, depression, anxiety, agitation, sleep disorders and so on. Antidepressants such as fluoxetine and paroxetine and antipsychotic drugs such as risperidone and olanzapine can be used. The use of specific drugs should be based on their own condition under the guidance of a doctor. If there is any discomfort, it is recommended to consult a doctor in time for diagnosis and treatment.