Calcium chloride and Verapamil interaction
Calcium chloride and Verapamil: the Calcium chloride prescribing label flags this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Calcium chloride label · effective 2026-02-02
• Calcium Channel Blockers: Avoid concomitant use with Calcium Chloride Injection.
Calcium Channel Blockers Concomitant use of Calcium Chloride Injection and calcium channel blockers may reduce the response to calcium channel blockers.
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Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.