Poison in Minecraft game inflicts damage over time, reducing the player's health but can't kill. It can be received from various mobs and items - The Arrow of Poison is one of them. It is a weapon that you shoot using a bow. When a player or mob has been shot with an Arrow of Poison, it will get the Poison effect going on for 11 seconds. If you craft an Arrow of Poison, this process will create 8 arrows at a time. Minecraft game cursor with Poison and Arrow of Poison.