A 68-year-old man with advanced lung cancer reports severe constant pain despite taking modified-release oral morphine 30 mg twice daily (total 60 mg/...

Question

A 68-year-old man with advanced lung cancer reports severe constant pain despite taking modified-release oral morphine 30 mg twice daily (total 60 mg/24 h). According to palliative care guidance, what is the most appropriate dose of immediate-release oral morphine to prescribe for breakthrough pain?

Accepted Answer

5 mg as required (approximately 1/6 of total daily dose)

Answer

1 mg as required

Answer

30 mg as required (equal to the total daily dose)

Answer

60 mg as required

Answer

No breakthrough dose should be prescribed

uk-plab-1 MCQ (SBA): Breakthrough opioid dosing