Remifentanil is:
Remifentanil is a derivative of Fentanyl,an opioid analgesic. It is sho acting and is used for induction of anesthesia along with other IV anesthetics. They can be used epidurally in low doses to provide post operative analgesia. From padmaja 4th edition Page no 197
Long acting anaesthetic
Useful for sho painful procedures
Administered by intravenous bolus dose
Metabolized by plasma esterases
Anesthesia