Family Dollar: Dr. Pepper 12 Pack for $2.50 (Today Only) This post may contain affiliate links. Please see my full disclosure policy for details. August 16, 2013 16 Aug Pin0Share0TweetGoogle+0shares Print this coupon from Family Dollar and you will be able to pick up a 12 pack of Dr. Pepper for just $2.50!! This coupon is valid today only, August 16th. If you’d rather have the coupon sent to you, just text “deals” to 28767.