ANALGESIC FROM SNAKE VENOM

摘要

A substantially non-toxic fraction isolated from the venom of Vipera xanthina is disclosed which fraction has an analgesic ef fect. The fraction is preferably purified on an ion exchange column from Vipera xanthina palestinae. Also described are a pharmaceutical composition for use as an analgesic comprising the non-toxic fraction, and a method for the relief of pain comprising administrating the non-toxic fraction.