Pain Flashcards
what is the recommended starting dose of morphine for palliative care patients?
20-30mg of MR morphine + 5mg IR morphine
what needs to be prescribed alongside opioids?
laxatives
senna or laxido
how is a patient’s breakthrough morphine dose calculated?
1/6th of a patients total daily dose
what analgesic is preferred in patients with renal impairment?
oxycodone
severe = alfentanil, fentanyl
what are good analgesics for bone pain?
- strong opioids
- bisphosphonates
- radiotherapy
what are common side-effects of opioids?
- constipation
- nausea
- drowsiness
what equation is used to convert oral codeine to oral morphine?
divide by 10
240mg of codeine = 24mg of morphine
what is the equation to convert oral tramadol to oral morphine?
divide by 10
what is the side-effect profile of oxycodone compared to morphine?
less:
* sedation
* vomiting
* pruritis
more:
* constipation
what is the equation to convert oral morphine to oral oxycodone?
divide by 2
what is the equation to convert oral morphine to subcut morphine?
divide by 2
how much do you increase morphine by if the patients pain is not controlled in palliative care?
30-50%
what is the equation to convert oral morphine to subcut diamorphine?
divide by 3
what is the equation to convert oral oxycodone to subcut diamorphine?
divide by 1.5
what analgesic is prescribed in raised intracranial pressure in palliative patients?
dexamethasone