Commonly used drugs for Alzheimer’s disease include donepezil, risperidone, fluoxetine, sertraline, etc. Their medication regimens are different for different conditions, and it is recommended that patients take medication under the guidance of their doctors. Alzheimer’s patients may have memory impairment, aphasia, personality and behavioral changes and other clinical manifestations, through drug treatment, can improve the patient’s cognition, slow down the development of the disease. Commonly used drugs include cholinesterase inhibitors such as donepezil and carboplatin, which can improve the cognitive function of Alzheimer’s patients. For Alzheimer’s patients with significant psychiatric symptoms, medications such as risperidone, fluoxetine, and sertraline can be used as prescribed by the doctor to alleviate the patient’s symptoms of depression and apathy. In addition, those who develop sleep disorders can also be given drugs such as diazepam at bedtime as appropriate. Alzheimer’s patients need to be monitored regularly for adverse drug reactions during the medication process, and should seek prompt medical attention once discomfort occurs. It is recommended that patients with Alzheimer’s disease use medication under the guidance of a doctor and not blindly on their own to minimize the risk of medication. In addition, family members should pay attention to care for the elderly with dementia and strengthen the care of daily life, so as to promote the recovery of the disease.