Verapamil Overdose

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Calcium channel blocker CCB toxicity is one of the most lethal prescription drug overdoses; therefore, understanding the emergent management of such cases is essential. Overdoses of immediate-release CCBs are characterized by rapid progression to hypotension, bradydysrhythmia, and cardiac arrest..Amlodipine: >0.3 mg/kg. Diltiazem sustained release: >360 mg swallowed or >120 mg if chewed or unknown. When calcium channel blocker CCB ingestion is suspected, specifically question the patient or family about symptoms that may indicate cardiac or pulmonary manifestations of .