Ingredients: Banshee Vocal Chords, Quicksilver, Arenaria
Duration: 2 hours
Toxicity: 7
Each enemy with a Challenge rating greater than 1/4 that you kill grants you 5 + your Constitution modifier temporary hit points for the duration, which add up.

Note: A Non-Witcher who consume this will become violently ill and require a Constitution Save (DC=10+Toxicity) to avoid the Poison Condition for 8 hours.