Uses & Actions
First‑line drug used to rapidly convert SVT when vagal maneuvers fail
What are Class 1B antiarrhythmics (lidocaine)?
Common CNS effect of lidocaine toxicity
What is seizures or altered mental status?
Beta blockers are contraindicated in asthma due to this effect
What is bronchospasm?
Monitoring for all antiarrhythmics includes 1) ____, 2) ____, 3) _____
What is HR, BP, ECG?
Patients taking antiarrhythmics should report these neurological symptoms
What are CNS effects?
Class 1B agents block these channels in the myocardium
What are sodium channels?
Life‑threatening lung complication associated with amiodarone
What is pulmonary toxicity?
Methylxanthines and caffeine block the effects of this drug
What is adenosine?
Lidocaine must be given using this type of dosing
What is weight‑based loading followed by maintenance infusion?
Patients on beta blockers should never stop the drug this way
What is abruptly?
Beta blockers are used for 1) _____, 2) ______, 3) _______
What is A-FIB, atrial flutter, & paroxysmal SVT?
Abrupt discontinuation of beta blockers can cause this dangerous effect
What is rebound excitation or MI
Adenosine is contraindicated in 1) ____, 2) _____, 3) _____
What is A-FIB, atrial flutter, & AV block?
Amiodarone requires baseline monitoring of these three systems
What are liver, thyroid, and pulmonary function?
Amiodarone patients should protect themselves from this
What is sunlight or UV exposure?
Calcium channel blockers are used for dysrhythmias, HTN, and this cardiac condition
What is angina pectoris?
A classic adverse effect of verapamil related to GI motility
What is constipation?
Insulin combined with beta blockers masks this dangerous condition
What is hypoglycemia?
IV adenosine must be followed by this immediately
What is a saline flush?
Verapamil patients should increase intake of this
What is fiber and fluids?
Adenosine converts SVT by decreasing conduction through this structure
What is the AV node?
Temporary flushing and dyspnea commonly seen after this Class 5 drug
What is adenosine?
Calcium channel blockers are contraindicated in severe 1) ____and this ventricular 2) _____
What is heart failure & tachycardia?
Hold & notify provider if HR is below this value
What is 50 bpm?
Adenosine adverse effects usually last this long
What is 1 minute or less?