Symoxin was a fairly common[2] contact painkiller.[1] In concentrated doses,[2] the drug could render a target unconscious within fifteen seconds.[1] It was commonly used as a knock-out poison, perfect for use with dart launchers or other weapons.[3]
Sources
- The Essential Guide to Weapons and Technology (First mentioned)
- Arms & Equipment Guide
- The New Essential Guide to Weapons and Technology
- Star Wars Galaxies Trading Card Game — Champions of the Force Card: Traumatize (backup link)