by Vimal Aga, MD Board-certified Geriatric psychiatrist and Assistant Professor of Psychiatry Oregon Health Sciences University, Portland, OR Overview of medications Four medications are currently FDA-approved for the treatment of Alzheimer’s disease. 1. Acetylcholinesterase inhibitors (also called cholinesterase inhibitors): donepezil (Aricept®), rivastigmine (Exelon®), and galantamine (Razadyne®). 2. Memantine (Namenda®) is in a class by itself;…