1) Local anesthetic 
==Sub-arachnoid block or SAB== Chloroprocaine was developed to meet the need for a short acting spinal anaesthetic that is reliable and has a favourable safety profile to support the growing need for day case surgery. Licensed in Europe for surgical procedures up to 40 minutes chloroprocaine is an ester type local anaesthetic with the shortest dur...
(klor″o-pro´kān) a local anesthetic, used as the hydrochloride salt.