Chapter 25: Antidysrhythmic Drugs Flashcards
what food to avoid while taking Amiodarone?
grapefruit juice.
which class of drugs in the Vaughan Williams class widely used for antidysrythmics?
Class III
Which class of antidysrythmics drugs is used for paroxysmal supraventricular tachycardia?
Class IV
Common adverse effect with Beta blockers?
altered blood glucose levels.
Which antipsychotic drug prolongs the QT interval?
Haldoperidol
Which class of drugs has a “cardioprotective” effect?
Class II
which condition needs a dosage reduction of 50% for lidocaine?
Liver cirrhosis
Which drug has an immediate action and peak plasma concentration and is used when Verapamil has been ineffective or contraindicated?
Adenosine
Which drug increases duration of the action potential by prolonging repolarization in phase 3?
Sotalol
Which medication blocks sodium channels, delays repolarization and increases the duration of action potential?
Quinidine
An adverse effect of Quinidine that needs immediate call to the Doctor.
tinnitus - ringing of the ears
In bedside, which adverse effect would the nurse monitor for a patient taking Quinidine?
prolonged QT interval
Is it ok to take an antacid with an antidysrythmic drug?
Yes. You can take antacid 2 hours before or after the antidysrythmics.
what is the outcome of an antidysrythmic medication?
a therapeutic effect is increased cardiac output.
an adverse effect of Lidocaine to monitor for.
bradycardia
