4-(Butylamino)benzoic Acid 2-(Dimethylamino)ethyl Ester Hydrochloride; 2-Dimethylaminoethanol 4-n-Butylaminobenzoate Hydrochloride; Amethocaine Hydrochloride; Amethocaine Monohydrochloride; Anacel; Anethain; Anethaine; Butethanol; Curtacain; Decicain; Decicaine; Dessicain; Dianguang; Dicaine; Dikain; Intercaine; Leocaine; Menonasal; Niphanoid; Pantocain; Pantocaine; Pantocaine Hydrochloride;

A local anesthetic used topically in opthalmology.