Nov 25, 2019 · Confusion Between Diltiazem Generics For Tiazem And Cardizem CD In our latest Q+A, the pharmacist discusses the difference between two diltiazem extended-release products and why. HCPCS Code J1163 for Injection, diltiazem hydrochloride, 0.5 mg as maintained by CMS falls under Drugs, Administered by Injection Diltiazem is a non-dihydropyridine calcium channel blocker used in various clinical scenarios. When treating arrhythmias, an IV bolus is administered over two minutes, and continuous blood pressure.

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Metoprolol and diltiazem both affect heart rate and blood pressure, so combining them requires careful monitoring. Switching from diltiazem to metoprolol should be done under medical supervision to.