Harry Potter read about Confusing Draughts while trying to complete homework one night in his fifth year. His mind was so consumed by worried thoughts that he repeatedly read the same passage of text and then fell asleep with the book still in his hands.
Behind the scenes
Given that every potion must have a magical component to complete its brewing process, the most likely spell to complete this potion's brewing is the Confundus Charm.
- Harry Potter and the Prisoner of Azkaban (Chapter 16)
- Harry Potter and the Order of the Phoenix
- The Road to Hogwarts Sweepstakes
Notes and references