Aricept improves the function of nerve cells in the brain and is used for treating dementia in patients with Alzheimer disease. It can improve thinking ability and provides relief from other symptoms of the disease such as impairment of memory and judgment, and changes in personality.
Namenda is used for the treatment of moderate to severe Alzheimer's disease.
Galantamine is used for the treatment of Alzheimer's disease and certain memory impairments.
Exelon is used for treating mild to moderate dementia (eg, impairment of memory or judgement, abstract thinking, changes in personality) in patients with Alzheimer disease or Parkinson disease.