what is memantine for
Namenda is the brand name of the prescription drug memantine, which is used to treat symptoms of Alzheimer's disease and severe dementia. The medicine works by decreasing abnormal activity in the brain. It's in a class of drugs known as NMDA (N-methyl-D-aspartate) receptor antagonists. Namenda is manufactured by Forest Laboratories, Inc., and was approved by the Food and Drug Administration (FDA) in 2010.