Natural Poison Antitoxin

You have learned how to create antitoxin that can resist natural poisons.

Prerequisites: Natural Poison Harvester, Craft (alchemy) 8 ranks, Survival 8 ranks.

Benefit: When you succeed at a Craft (alchemy) check to create an antitoxin using a dose of a natural poison you harvested, you increase the duration of the antitoxin to an amount equal to 4 hours plus an additional hour for every 5 by which your result exceeds the DC.