While there are only a few medicines approved for "treating" Alzheimer's itself, there are many medicines that can be used to treat some of its symptoms -- such as anger, aggression, anxiety, insomnia, and depression.

 Treatments for Alzheimer's Agitation & Aggression
 Treatments for Alzheimer's Depression
 Treatments for Alzheimer's Insomnia
 Treatments for Alzheimer's Psychiatric Symptoms
 Treatments for Alzheimer's Sleep Disturbances