Prescription
General Anaesthetic (inhaled)
Isoflurane
Last reviewed April 2026
Who is this for?
What is this drug?
Isoflurane is a general anaesthetic — a liquid that is turned into a gas for you to breathe in during surgery so you fall into a deep, painless sleep and do not feel anything during the operation.
What is it used for?
General anaesthesia for surgery (to make you sleep deeply and feel no pain during an operation)
Prescription Required
A doctor's prescription is required to obtain this drug legally.