What’s the best medicine for an elderly person with Alzheimer’s who cries all the time?

Elderly Alzheimer’s disease has been crying, the main method is to control the original disease, common treatment includes general treatment and drug treatment.
1. Drug therapy: medical dementia generally refers to Alzheimer’s disease, the treatment of Alzheimer’s disease mainly includes the improvement of cognitive function and control of psychiatric symptoms, the former drugs include acetylcholinesterase inhibitors such as donepezil, N-methyl-D-aspartate receptor antagonists such as memantine, etc.; the latter include 5-HT reuptake inhibitors such as fluoxetine, paroxetine, etc., and antipsychotics such as risperidone. The latter include 5-HT reuptake inhibitors such as fluoxetine and antipsychotics such as risperidone.
2. General treatment: patients with severe dementia have a severely diminished ability to live, nutritional therapy and supportive treatment should be strengthened, and patients should be encouraged to maintain their hobbies and interests before dementia and participate in more hobby activities.
Alzheimer’s patients should seek timely medical attention and early treatment. The use of drugs should be under the guidance of a doctor, and daily attention should be paid to protect the patient to prevent wandering and falling.