Suggest Treatment For Symptoms Of Insomnia, Incoherence Along With Parkinson S Disease

my mother in law has parkinson s disease. In the past week, she has been having dementia type symptoms of insomnia, speaking incoherent babble even though she thinks she is making sense with her questions and responses. The words are not anywhere what she is really trying to say. Thinking that we are being unfair and maintaining power over her when monitoring her activities such as driving. She has been falling more as well.