The hero in the play is given a magic/love 'potion' so that he will fall in love with the princess.
He drank the fatal 'potion'.
sleeping 'potions'
(..) Not to mention we'd be breaking about school rules. . . . . .and it'll be dangerous. Very dangerous. Here it is. The Polyjuice Potion. ''Properly brewed, the Polyjuice Potion allows the drinker. . . . . .to transform himself temporarily into the physical form of another. '' -Exactly. (..)2002 Harry Potter and the Chamber of Secrets
(..) -l want to see some punishment! -We will be able to cure her, Argus. As l understand it, Madam Sprout has a very healthy growth of Mandrake. When matured, a potion will be made which will revive Mrs. Norris. And in the meantime. . . . . .l strongly recommend caution. . . . . .to all. -Strange? (..)2002 Harry Potter and the Chamber of Secrets