McCoy's close to hauling Steve to his side under the guise of patching up the knuckles, but he's too busy to actually grab at him. Instead, he casts a wary look upwards as he injects a tracking isotope into the formula, his other hand going for the sedatives. "One more like that and I'm sedating you," he warns mildly. "This might not be my operating room yet, but I don't tolerate that kind of behavior in front of a patient," he snaps, deathly calm, but pointedly looking at Steve.