Medicine box for 7 days. Use of Pill-Box Week. Take the 7 day boxes out of the holder to fill them by the day. Slide the transparent lid of the day box to the right so that you can fill the morning, afternoon and evening boxes with the medicines. Sliding the lid to the left will open the evening box. Place the filled tablet box for the current day at the front of the holder and insert the subsequent day boxes in chronological order.