1, wash your hands; 2, check the eye drops: 3, unscrew the lid of the eye drops and place the lid correctly to avoid contamination; 4, eye gaze in the direction of the head, the left hand with the middle finger and ring finger gently pull down the lower eyelid into a bag; the right hand holds the eye drops or eye ointment. 5.The mouth of the medicine bottle is 2 cm away from the eye, gently squeeze the bottle to drop the medicine into the lower eye red 1 drop, gently close the eye, be careful not to drop the medicine directly on the cornea (black eye) 6.The two eye drops should not be dropped at the same time, they should be separated by more than 10 minutes. 7.After dropping the eye drops, use your finger to compress the tear sac area for 2 minutes.