Answer:
Proparacaine
Explanation:
The proparacaine, also called Proxymetacaine, is a topical anesthetic drug of the aminoester group.
This drug works as a local anesthetic which on topical application penetrates sensory nerve endings in the corneal tissue, causing a sense of numbness.
It is commonly used in form of eye drops and is indicated for this procedures: tonometry, gonioscopy, removal of foreign bodies, or other similar procedures requiring topical anesthesia of the cornea.
