Calcium Channel Blockers Flashcards

1
Q

Action

A

decreased afterload and contractility

decreases HR, slows AV conduction

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2
Q

Side effect

A

bradycardia <50, AVB, hypotension

EMERGENCY - dizziness, worsening CHF, SOB, flushing/itching, change in neuro

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3
Q

Indication

A

angina (decreases O2 demand, decrease contractility)
coronary artery spasm (decrease amt Ca available)
htn and arrythmias

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4
Q

Dosage

A

Diltiazem - bolus 0.25mg/kg over 2min
gtt 5-15mg/hr
max 20mg/hr

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