Thiopental is a central nervous system ultrashort-action depressant that causes hypnosis and anesthesia but not analgesia. It leads to intravenous injection hypnosis in 30-40 seconds. Relief is fast, with some somnolence and retrograde amnesia after a small dose. Repeated intravenous doses contribute to extended anesthesia as a reservoir for fatty tissues.
Tramadol is a pain killer that's narcotic. Tramadol is used for adult treatment of mild to extreme pain. Tramadol 's extended-release form is for the relief of pain every day.
Tylenol and codeine are used to alleviate mild to moderate discomfort. Tylenol belongs in a family of medications known as pain relievers and antipyretics. This works by adjusting the body's perception of pain and cleansing the body. Codeine is part of a class of drugs known as an opiate (narcotic) analgesic and a class of drugs known as antifungals.