Current issues in dementia pharmacotherapy.

Diagnosis and treatment of dementia in nursing homes and assisted living facilities remains challenging since response to treatment and disease course varies for the common degenerative dementias. Four cholinesterase inhibitors and an N-methyl-D-aspartate glutamate receptor antagonist are approved by the US Food and Drug Administration for the treatment of Alzheimer's disease (AD). Treatment with AD medications is clinically efficacious and...