A method for dynamically adjusting the screen brightness of a pump screen display. The method includes providing a medical pump including a screen display having a first screen brightness and a second screen brightness. The method further includes providing a medication management unit operatively connected to the medical pump where the medication management unit is configured to transmit operating instructions to the medical pump. The operating instructions transmittable from the medication management unit to the medical pump include instructions to display the first screen brightness during daytime hours and instructions to display the second screen brightness during nighttime hours. The method also includes determining a time of day using the medication management unit and transmitting from the medication management unit to the medical pump instructions to display the first or second screen brightness.