hi, I m progressively loosing my memory over the past 15 years. I have had 2 neropsychiatric exams over the last 8 years that have shown significant memory loss, thinking skillls, etc. I take an anidepressent,mood stabilizer, prescription sleep medication and clonipine. i also have hypothyroidism. I also have bad insomnia even when i take sleep medicine. i used to have a wonderful memory so all of this is very difficult to notice so many changes that are getting worse. does clonipine, sleep meds. antidepressents take away your memory for good? ihave been on these for over 15 years. please help me understand this. i have also had 2