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The PCA answers are really interesting - I was thinking of that as an IV route and looking more at situations where no IV opiates would be given, rather than no PRN dosing. Our PCA-receiving patients aren't allowed any additional opioids, unless they're transitioning off the PCA and need additional coverage.
Other scenarios where I'd be reluctant to administer opiates IV include: opiate-naive patients, particularly the elderly; patients with significant renal impairment, particularly if they've already got narcotics on board; patients with significant respiratory co-morbidities or current high O2 demand (unless they had chest pain); and patients with acute cognitive impairment. I'm sure there are others, too.
I should have said:
If you do give extra opioids with a PCA, you need to FIRST check patient's sats, breathing & heart rate, overall health, use of PCA (these are hourly checks anyway) and tolerance to pain compared to the op performed. For example if patient had a cast on a leg and pain was unbearable, I would be thinking compartment syndrome? do all my assessments, neuro obs etc, grab a Doppler and have a look - don't just give extra pain medication until all assessments have been done.
We had one lady who had a Fentanyl PCA and another PCA - can't remember the drug through a superficial catheter in her side - she was used to having this drug for severe back pain, so she had extra pain relief, but we had to keep a close eye on her sats, etc - every 30 minutes she had to be assessed until stable and/or not using PCA as much. That was a lot of charting and she was a VERY difficult and demanding patient!
Sorry not making much sense - am tired - I need my Milo!!
SamZ
29 Posts
Can anyone tells me a few situations that you would avoid using IV opioids on a pt??
I have thought about a couple like when a pt has allergic reactions to the opioid; when pt is confused..bt i just need a few more clinical situations...cnt think of any of others...
Many thanks!!