adjective, sourer, sourest. 1. having an acid taste, resembling that of vinegar, lemon juice, etc.; tart. 2. rendered acid or affected by fermentation; fermented. 3. producing the one of the four basic taste sensations that is not bitter, salt, or sweet. 4. characteristic of something fermented: a sour smell.
General anesthetics normally are used to produce loss of consciousness before and during surgery. However, for obstetrics (labor and delivery) or certain minor procedures, an anesthetic may be given in small amounts to relieve anxiety or pain without causing unconsciousness.
The anesthesiologist may choose to use the same drugs that I mentioned in the section on conscious sedation. In addition, they have a wide variety of other medications available which they are trained to give. One of the most commonly used medications used in MAC anesthesia for colonoscopy is called Diprivan(propofol).oofus said... My first colonoscopy at age 50 used conscious sedation. I had absolutely no memory of the procedure which for me was a big disappointment as I wanted to know what was going on.