Re: IV Phenergan
I did a Medline search, which has the very latest in peer reviewed literature and couldn't find any references for speed of administration or dilution of promethazine. It is of interest to me, because it is my first line rescue drug for post-anesthesia nausea/vomiting. We always administer it IV push, without dilution and have never seen any problems. Then we frequently administer it IM with an analgesic, such as nalbuphine and the patient is pain and nausea free.
The most significant complication with the phenothiazine drugs, especially compazine is malignant neuroleptic syndrome. When it happens, it is something that neither you nor the patient will forget, but the good news is that it is easliy treated with benadryl. I have never known that this complication is related to or reduced by rate or type of administration. I will review more of the literature for additional information and would like to hear from others on this group regarding valid references.
Yoga CRNA
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