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Diltiazem Nursing Considerations, Side Effects, and Mechanism of Action Pharmacology for Nurses

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Diltiazem

Generic Name: diltiazem

Trade Name: Cardizem

Indication: hypertension, angina, SVT, a-fib, aflutter

Action:
inhibits calcium transport resulting in inhibition of excitation and contraction, leads to depression of AV and SA node leading to decreased HR, leads to vasodilatation and decreased blood pressure.

Therapeutic Class: antianginals, antiarrhythmics, antihypertensive

Pharmacologic Class: Ca Channel Blocker (Bezothiazepine)

Nursing Considerations:
 contraindicated in 2nd and 3rd AV block
 may cause arrhythmias, CHF, bradycardia, peripheral edema, gingival hyperplasia
 increases digoxin levels
 don't drink grapefruit juice
 assess for signs of CHF
 monitor EKG continuously
 tell patient to change positions slowly
 monitor serum potassium
 instruct pt on how to take blood pressure

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