Pain II Flashcards
(43 cards)
What is the triple whammy effect of ineffective pain management?
1) physicians under prescribe
2) nurses under administer
3) patients may under report
What are the 4 general methods of treatment for pain relief?
1) modifying the disease process
2) interrupting pain transmission (nerve blocks, rhizotomy)
3) pharmacological management
4) non-pharmacological management
What are the drugs listed under non-opioid analgesics?
Acetaminophen
NSAIDs
What are the adverse effects for acetaminophen?
Hepatic failure
What are the adverse effects for NSAIDs?
Ulcers/GI bleeds, inc bleeding, renal failure
How do non-opioid analgesics act (acetaminophen and NSAIDs)?
peripherally by blocking prostaglandins
What is one of the disadvantages of non-opioid analgesics?
they have a ceiling effect (that is, there is a point where increasing the dose no longer increases the relief)
What is often given alongside of NSAIDs to help reduce the adverse effects?
a PPI for ulcer reduction
List an advantage and disadvantage of using an opioid analgesic.
advantage: no ceiling effect
disadvantage: become tolerant and require higher doses
What are the AE that are associated with opioid analgesics?
Constipation Resp depression Pruritis Nausea Hallucinations HTN
How do opioid analgesics act?
on CNS receptor sites binding to opioid receptors
what is used to treat the nausea associated with opioids?
gravol
When someone takes too much opioids and goes into resp depression, what is the drug given to reduce this?
Narcan
What is the purpose of an adjuvant pain medication?
to manage specific types of pain and enhance the effectiveness of other analgesic meds and may decrease dose required of opioid
What are the 4 main classes of adjuvant pain medication?
1) Antidepressants
2) Anti-anxiety
3) Anti-convulsants
4) Corticosteroids
What type of pain are anticonvulsants used as an adjunctive for?
Neuropathic pain
What are the benefits of corticosteroids related to pain management?
suppresses inflammation and does also have a direct analgesic effect
used for Ca, bone pain
What type of pain are antidepressants often used as an adjunctive medication for?
chronic pain
What type of pain symptoms are anti-anxiety meds used as an adjunctive medication for?
Anxiety and muscle spasms
ex ativan
What types of analgesics are good for musculoskeletal pain?
Acetaminophen, NSAIDs, COX-2 inhibitor
What types of medication are used for bone pain?
Corticosteroids if Ca
Calcitonin, vit D and calcium for osteoporosis
What types of medications are used for neuropathic pain?
Anticonvulsants, antidepressants, capsaicin cr, combined with other classes
baclofen for muscle spasms
Describe the WHO three step pain ladder.
1) mild pain: non opioid + adjuvant
2) mild to mod pain: add opioid
3) mod to severe pain: inc dose of opioid and consider choice and route of opioid
What does ATC dosing mean? what does it help prevent?
it is around the clock dosing and helps prevent the recurrence of intolerable levels of pain