Fentanyl is used for several medical procedures, including fluid draws from the spine. Please remember that everyone here is a real person, who is probably abo

Fentanyl is used for several medical procedures, including fluid draws from the spine. Please remember that everyone here is a real person, who is probably about as intelligent as you. [^1]: http://www.allaboutepidural.com/main-content/epidural-opioids http://www.allaboutepidural.com/main-content/epidural-opioid...