The cocktail used generally contains sodium thiopental (to anaesthetise the condemned man), pancuronium bromide (to paralyse his muscles) and potassium chloride (to stop his heart).
Harry's wandlight passed over shields and goblin-made helmets set on shelves rising to the ceiling; higher and higher he raised the beam, until suddenly it found an object that made his heart skip and his hand tremble.
And the red face is really the least of it. After having that one beer, I didn't feel tipsy at all, but my heart rate doubled. My eyes were bloodshot, and within half hour I had a headache.
The heart of each now grew faint, and our cheeks were pale, for there was but one hope, and that was to find some bay, and so get in the lee of the land.