Barton Community College will offer a Certified Medication Aide Update course to provide CMAs with continuing education and a review of medications and delivery styles from 8:30 a.m. to 2:30 p.m. Wednesday, March 7 and Thursday, March 8 at the Ellsworth County Medical Center, 1602 Aylward Ave., Ellsworth. Preregistration is required and students must make pre-payment for the class prior to the first class session. The registration fee is $84 for Barton County residents and $87 for non-county residents.