Dikain (Dicainum; list a) - local anesthetic agent. On the activity and toxicity superior to cocaine (see). Used for the surface anesthesia in ophthalmology (0,1-2% solutions) and otorhinolaryngology (1-2% solution). The highest single dose for anesthesia for the upper respiratory tract 0,09, because of high toxicity dikain should be used with caution. Children up to 10 years anesthetic dikaina do not produce. For epidural anesthesia used 0.3% solution, the highest single dose of 0.075, the release Form: powder. Cm. also Anaesthetic.