Steph's eyes widen at the effect the potion has, although she knows she should stop being so surprised of stuff like this in Baedal. She's too distracted by looking up the wounds to notice Charity trying to communicate with Snape, so the muttered spell makes her gaze snap up, eyes narrowed before she looks back at her patient in anticipation of whatever the spell will do.

"Stephanie," she still answers his question; its not polite to ignore someone, "You?"