Master List Flashcards
Adenosine
Decrease AV conduction and slow the heart rate; emergency situations; treat acute supraventricular tachycardia
Adenosine Mech.
Causes transient heart block in the AV node, reduses cAMP and hyperpolarizes the cell
Adenosine Admin.
Intravenously
Adenosine Adverse Effects
Chest pain, feeling faint, shortness of breath, tingling, low blood pressure
Amiodarone
Class 3 antiarrhythmic drug used in ventricular tachycardia and fibrillation
Amiodarone Mech.
Increases the time before a heart cell can contract again
Amiodarone Admin.
Oral, intravenous, intraosseous
Amiodarone Adverse Effects
Tiredness, tremor, nausea, constipation, lung toxicity, vision problems, thyroid problems, death
Amyl nitrite
To relieve acute attacks of angina
Amyl nitrite Mech.
Vasodilator
Amyl nitrite Admin.
Inhalation from a glass ampule
Amyl nitrite Adverse Effects
Headache, dizziness, flushing of the face, lightheadedness, involuntary urination or defecation, low BP, nausea, vomiting, shortness of breath, cold sweat, pale skin, rapid heart rate, restlessness
Digoxin
Cardiac glycoside
Digoxin Mech
Inhibit Na/K adenosene triphosphate, the “sodium pump”
Digoxin Admin.
Oral, intravenous
Digoxin Adverse Effects
Headache, dizziness, nausea, vomiting, “halo effect” around lights, bradycardia, ectopic beats, cardiac arrhythmias
Diltiazem
Act on the heart and blood vessels to lower bloop pressium; used to treat angina pectoris and cardiac arrhythmias
Diltiazem Mech.
Calcium antagonist; block the influx of calcium into the heart and arterial blood vessels
Diltiazem Admin.
Oral, intravenous
Diltiazem Adverse Effects
Swelling, dizziness, headaches, low BP, slow heart beat, heart failure, liver problems
Isosorbide dinitrate
Used prophylactivally to prevent angina pectoris
Isosorbide dinitrate Mech.
Dilation reduces preload
Isosorbide dinitrate Admin.
Oral 3-4 times/day
Isosorbide dinitrate Adverse Effects
Headache, lightheadedness with standing, blurred vision, low BP