Home > Geriatrics > Can Too Many Meds Effect Memory in The Elderly Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Jan 31, 2010 by JNJhealth, Views: 5122 Some elderly that take too many medications that can have interactions can have effects on their memory that mimic dementia. It is important for the primary care physician to review all of the medications on a regular basis.