psychological effects of a patient with dementia

research information on the psychological effects of a patient with dementia, the psychological effects of the caregiver who is looking after the patient with dementia and also how long term use of barbiturate drugs can correlate to the production of dementia. This will only be like a couple paragraphs on word, only 1-2 pages is necessary. NO PLAGIARISM, ORIGINAL WORK ONLY! I will be purchasing the plagiarism check before I purchase the answer