Well, as a Jedi Padawan and as a Knight of Ren, intoxicants were frowned upon. Dull the mind, dull one's connection to the Force. So, Ben Solo didn't have much in the way of preparation for chugging an unusually strong and hallucinogenic mixed drink on an empty stomach.

Scary thought, though, he kind of liked the sudden rush it gave. The nausea he could do without, though.

"Use the Force!" He slurred, as if that explained the existence of the non-existent sparkle.