Substances that Extinguish Wind and Stop Tremors

Which substance strongly extinguishes Liver wind, halts spasms, unblocks channels, tracks down wind lodged internally, and stops pain?

Quan Xie is scorpion. It seeks out wind and extinguishes it. It should not be used lightly.

Source: Bensky, D. (2004). Chinese Herbal Medicine: Materia Medica. Seattle, WA: Eastland Press. pp. 987 [Q1193]