Savkin (Sovcainum; list a) - anesthetic. Apply for spinal anaesthesia; give spinal canal 0,8-0,9 ml of 0.5 - 1% solution; pre-injected under the skin with 1 ml of 5% solution of ephedrine. The highest single dose to the spinal canal 0.01 g (1 ml of 1% solution) once. On instruments and syringes used for injecting sovkina, should not be the remnants of alkali (in the presence of alkali Savkin precipitates). Method of production: powder, ampoules to 1 ml of 0.5 and 1% solution. Cm. also Anaesthetic.