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I've never worked with a hospice agency which had midazolam on the formulary for end of life care as the preferred or "go to" benzo.
We use subcutaneous meds rather than IV because IVs are painful to start and more difficult to safely maintain in the home with the family providing the majority of the care.
I've only seen midazolam ordered once for a palliative patient, and he suffered from anxiety previously. Ativan/clonazepam had had minimal effect on him.
Normally we use Ativan if anything.
I agree with an earlier poster- SC sites are less painful and easier to maintain in palliative patients than IV sites.
Same here - lorazepam or diazepam are choice #1 and #2. We may use the IV route if it's a picc line, but in the absence of that, and if the patient cannot take PO even as a slurry, we will go with the subcutaneous injection. Maintaining IV access pretty much doesn't happen at all on my unit.
I wonder if it is SQ because of the slower absorption rate than IV. Versed is hard core, we used it once in a while as part of a 'terminal' drip, but mostly we used Ativan 1mg/1ml. When the Versed was ordered, it was only in IV infusion form, as in a bag on it's own pump that was Y'd into the primary IV. We didn't usually get parameters to titrate Versed, but did for Ativan and the variety of narcotic infusions.
Has anyone here heard of using low dose Ketamine IV infusion in a 'terminal' drip situation? I was in charge and a brand spankin' new RN came to me, appropriately, having just received that order from the doc. I double checked with the doc, who explained her stage 4 lung cancer was causing spasmodic coughing (that was an understatement, I still remember that poor lady). All fired up to FINALLY help this lady get relief, the new RN and I hung and double checked the Ketamine and viola', it really helped.
Months later I was chatting with the RN House supervisor and mentioned this. Her eyes got buggy and she said our floor (medical oncology) didn't have a policy/procedure in place to make it 'legal' for us to give, and the pharmacy should have stopped the order. We went ahead and developed a p&p for it, due to how much it helped this patient.
We've used versed and ketamine NCA for terminal stages, but only rarely. I don't know if it's written up as such in the P&P's, or if this is how our medical team views these meds, but we treat it as palliative sedation and there are a *lot* of paperwork consent/ethics things involved when these are ordered.
I don't know what the differences are in absorption for sq vs IV, except to say that I bet there's some wide variance in absorption rates given factors like cachexia and third-spacing. I suspect that at my facility as well, it's to allow LVN's to administer meds that we might favor SQ even when there is IV access.
Kissy1818
18 Posts
Just a little query so do we tend to only use midazolam in the last few days of life for palliative patients? Why is this and also why do we tend to uusethe sc route rather than iv? Thanks in advance