Arrow of Biting

Arrows of Biting inflicts physical damage and damage by poison. The poison will inflict 30% of the target maximum hitpoints points of damage, unless a save vs. death can be made. This item appears in Baldur's Gate, Baldur's Gate: Enhanced Edition and Baldur's Gate II.

In Baldur's Gate, this arrow can be bought from Sorceous Sundries.

In-game description
"The arrow of biting was designed as a deadly compliment to the archer.  With the barbed arrow tip coated in a nasty poison that will infiltrate the bloodstream of its victims causing agony and oft-times, death."