The utility model discloses an acousto-optic reminding intelligent medicine box based on single-chip microcomputer control. The device comprises a box body, a small medicine containing box is mountedon one side of the box body; a microswitch is arranged between each small medicine containing box and the rear part of the corresponding box cover; a control circuit board is installed between the bottoms of all the small medicine containing boxes and the bottom of the box body, light-emitting diodes are arranged on the control circuit board, the bottom of each small medicine containing box corresponds to one light-emitting diode, a setting key and a buzzer are installed on the upper surface of the other side of the box body, and the microswitch, the light-emitting diodes, the setting keys andthe buzzers are connected with the control circuit board. Medicines taken at different time are respectively put into an independent small medicine containing box; the time for opening each small medicine containing box is input into the control circuit board through the keys, when medicine in one small medicine containing box should be taken, the buzzer makes a sound, and the light-emitting diodes corresponding to the small medicine containing boxes flash to remind a medicine taker to open the small medicine containing boxes to take the medicine. The utility model is especially suitable forthe elderly.