Juliet is determined to get answers from The Friar to help get Romeo back
There is foreshadowing when Juliet says, "I long to die"
I long to die if what thou speak'st speak not of remody
Friar Lawrence has a monologue explaining that Juliet can drink a vial that will make everybody think she's dead, but she will still be alive. Romeo will come to save her and they will be together. Juliet is eager to get the vial.
Take thou this vial, being then in bed, and this distilling liquor drink thou off