Anesthesia medicines give you the loss of feeling or sensation during surgery. You may be asleep or awake, depending on the type of anesthesia you receive.
You may receive anesthesia from an anesthesiologist or certified registered nurse anesthetist.
Read what you need to know about anesthesia before surgery.
Source: American Society of Anesthesiologists
Reviewed by: Steven Bergeson, MD, medical director of quality, Allina Health; J Richard Sheely, MD, medical director, Allina Health clinics
First published: 3/14/2007
Last reviewed: 4/5/2010