Remifentanil Orion is a fast-acting opioid medicine used to relieve pain during and before surgery, and for pain relief during mechanical ventilation in intensive care for adults.
Your doctor or nurse will decide the right dose for you, as it varies for each person.
It is given as a single injection into a vein or as a continuous drip (infusion) into a vein over a longer period.
Your doctor or nurse will make sure you receive the correct amount and will adjust it if needed.