In The Beginning...
Perils of Using Poison
A character has a 5% chance of exposing himself to a poison whenever he applies it to a weapon or otherwise readies it for use. Additionally, a character who rolls a natural 1 on an attack roll with a poisoned weapon must make a DC 15 Reflex save or accidentally poison himself with the weapon.
You have to injure someone with it.
Fortitude DC 13
Primary: Unconsciousness (till roused)
Secondary: Unconsciousness for 2D4 hours (despite efforts to rouse them)
Cost: 50gp per dose
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