A medicine bottle timer lid. The medicine bottle timer lid includes a housing removably securable to a medicine bottle having a display operably connected to a timer. The housing further includes a battery and a sensor disposed therein. The sensor is configured to detect the position of the housing with respect to the medicine bottle. The timer is configured to begin counting when the housing is secured to the medicine bottle, and the display shows the amount of time that has elapsed since the housing was secured to the medicine bottle. The timer is further configured to reset upon removal of the housing from the medicine bottle. The medicine bottle timer lid allows individuals to automatically keep track of their medication.