Rivastigmine and Donepezil are drugs used predominantly in the management of
Depression
Dissociation
Delusion
Dementia
In dementia, specific drug treatment such as cholinesterase inhibitors (e.g. donepezil, rivastigmine, galantamine) in moderate Alzheimer&;s disease, or memantine (NMDA antagonist) in moderate to severe Alzheimer's disease, can be helpful. Ref: A Sho Textbook of Psychiatry, Niraj Ahuja, 7th Edition, pg. no. 26
Organic mental disorders