1.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).

1.一般注射用的混含有硫喷妥钠（麻），泮库溴铵（麻肌肉）和氯化钾（停止心跳）。