<unk> (ophthalmic) is a local anesthesic that is FDA approved for the procedure of tonometry, gonioscopy, removal of corneal foreign bodies, conjunctival scraping for diagnostic purposes, suture removal from the cornea or conjunctiva, other short corneal and conjunctival procedures.   Common adverse reactions include nausea, vomiting, and burning sensation in eye.
Tetracaine 
Procaine
Betaine
Oxetacaine
Chloroprocaine
Articaine
Dibucaine
Bupivacaine