PAIN Flashcards
Tylenol + warfarin
Max 2gm/day
Aspirin vs other NSAID MoA
Aspirin irreversibly blocks COX-1 & COX-2
Non-aspirin NSAID Boxed warnings
- GI risk
- CV risk
- CABG surgery (C/I after)
All NSAID ADRs
- Dec. renal clearance by reducing blood flow to the glomerulus
- Inc. BP
- Premature closure of ductus arteriosus leading to HF in baby. Do not use in third trimester (≥ 30 weeks)
- Renal impairment, if used around 20 weeks gestation or later
- Photosensitivity
Ibuprofen max
Rx: 3.2 grams/day
OTC: 1.2 grams/day
Salicylate overdose can cause:
Tinnitus
NSAIDs + lithium
Which NSAID is preferred?
NSAIDs can inc. Li+ lvls
Sulindac is preferred
Codeine: contraindication
< 12 yrs (any indication)
< 18 yrs (following tonsillectomy/adenoidectomy)
When can people begin using fentanyl?
60 MME/day ≥ 7 days
Hydromorphone + MAOIs
2 week washout required
Methadone: warnings
QTc prolongation
CYP450 inhibitors
Serotenergic drugs/MAOIs
Caution in elderly/seizure hx
Which opioid can cause sexual dysfunction?
Methadone
Which opioid can cause hyperhidrosis?
Fentanyl
Methadone
Meperidine
Morphine
Oxycodone
Meperidine: warnings
Renal impairment/Elderly at risk for CNS toxicity
MAOIs (2 wk washout)
Serotonergic drugs
Which opioid can be used if a patient has difficulty swallowing?
Kadian (ER morphine capsules)
Xtampza (ER-Oxycodone-Capsules)
Morphine: IV to PO
10mg IV is 30 mg PO
Which opioid should be taken on a empty stomach?
Oxymorphone
Hydromorphone IV to PO
1.5mg IV is 7.5mg PO
Morphine-to-oxycodone conversion
30mg morphine (PO) is 20mg oxycodone