besides the needle stick, does lethal injection hurt?
If administered using the correct method and correct dosage, it is relatively painless. If not administered correctly, however, there can be some painful implications. The “cocktail” consists of three drugs. An anesthetic, a parlyzing agent, and a toxic agent” If the anesthetic is not powerful enough, the victim could potentially be subject to the painful effects of the paralyzing agent and toxic agent (most often potassium chloride, which creates a caustic and burning sensation, if administered to a conscious person. So in most cases the inmate feels little to no pain. In some cases, however, the inmate may be subject to severe pain, if the drug is not administered properly. This is one of the main arguments against lethal injection in many places where it is being banned.