Kenalog 80mg 2cc 0.5% Bupivicaine 1-2 cc sterile preservative free injectable water This is the formula for midline epidural steroid injection we’ve been using...Our tech should know this. I’ve asked them multiple times to write it down because They ask me the same questions each and every time... For foraminal injections, we use 40 mg of Kenalog everything else the same...