Eye drops should be placed on the inner eyelid, not on the eyeball. 1, after dropping press the inner corner of the eye for 1 to 2 minutes to reduce the drainage of eye drops from the tear ducts, tear sacs through the nasolacrimal ducts to the nasal cavity, which can ensure maximum absorption of eye drops, if there is no pressure, many people dropping eye drops will feel the reason for eye drops swallowed from the throat. 2, each time 1-2 drops can be, more drops and can not be absorbed more.