<prompt> What is amethocaine:It is ester local anestheticIt is other name of tetracaineIt is also typically very effective on local applicationAll are true  <response>: Amethocaine is an ester local anaesthetic tetracaine. It is a very effective surface anesthetic. Tetracaine, also known as amethocaine, is a local anesthetic used to numb the eyes, nose, or throat. It may also be used before staing an intravenous to decrease pain from the procedure. Typically it is applied as a liquid to the area. 