Wolfsbane is a plant that will bring out the wolf in a wolfblood. Humans think that if they consume wolfsbane then they will become a werewolf. This is not true. But when a wolfblood consumes wolfsbane then the wolf instincts come out forcefully like on the full moon but more intense. The wolfblood becomes more aggressive when they have wolfsbane in their system. It appears that even a small dose can trigger the reaction, since it is shown that Maddy suffers from its effect after taking an homeopathic pill containing wolfsbane. A wolfblood can take thistle root to calm the wolf so that they are in control of their instincts. Wolfsbane is famous to had been wolves poison on the other hand, apart from this side effect, it is harmless to wolfbloods.