Potion of Fire Giant Strength

Potions of Fire Giant Strength give the drinker of the potion a strength of 22 and all related bonuses. This potion can only be used by fighters, paladins, and rangers. The effect lasts for 10 rounds, 60 seconds precisely in real-life time. This potion can bebought from location X and it appears in Baldur's Gate, Baldur's Gate EE and Baldur's Gate II.

In-game description
"This potion can only be used by warriors. When a giant strength potion is consumed, the individual gains greath strength and bonuses to hit and damage while using any hand-held or thrown weapon. The effect lasts for 10 turns."