Burnt Othur Fumes

Adventuring gear, poison (inhaled)

• Properties: Poison
• Cost: 500 gp

A creature subjected to this poison must succeed on a DC 13 Constitution saving throw or take 10 (3d6) poison damage, and must repeat the saving throw at the start of each of its turns. On each successive failed save, the character takes 3 (1d6) poison damage. After three successful saves, the poison ends.

Source: Dungeon Master’s Guide p. 258. Available in the SRD