Opioid Dosing

Question 1

What do you divide a weak opioid dose (e.g. codeine) by to get the equivalent strong opioid dose (e.g. morphine)?

Answer 1

10

Question 2

What do you divide the oral morphine dose by when you are calculating the SC dose?

Answer 2

2

Question 3

What do you divide the oral morphine dose by when you are calculating the oxycodone dose?

Answer 3

2

Question 4

How do you calculate the breakthrough dose?

Answer 4

1/6th to 1/10th of the daily regular opioid