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Pain Management

Post Injection Pain



A nurse injected 50mg of Promethezine and 50mg of Demerol into my hand without using an IV and now my entire arm`s veins are popping out, red, and painful. Will this go away? It is very uncomfortable and scary. It`s the veins on the outside of my arm.


You should seek medical opinion from your physician or preferably have a Pain Medicine specialist to evaluate your arm. In the absence of infection or a blood clot, pain, redness and swelling may be signs of a rare painful condition that may follow a trivial injury sometimes.

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Response by:

Salim M Hayek, MD, PhD Salim M Hayek, MD, PhD
Associate Professor of Anesthesiology & Perioperative Medicine
School of Medicine
Case Western Reserve University