Cardio Drugs

Question 1

Antidote for cyanide toxicity?

Answer 1

inhaled amyl nitrite + IV sodium nitrite + IV sodium thiosulfate

Question 2

MOA of nitroglycerin?

Answer 2

Release NO, increase cGMP, relax smooth muscle

Question 3

Cause of nitrite induced headache?

Answer 3

meningeal blood vessel vasodilation

Question 4

DOC for Prinzmetal Angina?

Answer 4

Diltiazem

Question 5

Metabolism modifiers?

Answer 5

Trimetazidine, Ranolamine, Ivabradine

Question 6

MOA of Digoxin?

Answer 6

Inhibits Na/K ATPase, increase intracellular Ca, increase cardiac contractility

Question 7

Antidote for Digitalis Toxicity?

Answer 7

Lidocaine

Question 8

Which CHF drug is cardioprotective?

Answer 8

Angiotensin Antagonist

Question 9

Which class of CHF is not used for acute cardiac failure and may be detrimental if systolic dysfunction is marked?

Answer 9

Beta Blockers

Question 10

Which antiarrhythmic drug can cause cinchonism?

Answer 10

Quinidine

Question 11

What are the components of Cinchonism?

Answer 11

Headache, Vertigo, Tinnitus

Question 12

Treatment for Class 1A overdose?

Answer 12

Sodium Lactate

Question 13

Which Class 1B drug can cause agranulocytosis?

Answer 13

Lidocaine

Question 14

Which anti arrhythmic drug is used only for refractory cases?

Answer 14

Class 1C

Question 15

Drugs for WPW?

Answer 15

Procainamide and Amiodarone

Question 16

What is the hallmark MOA of class III?

Answer 16

Prolongation of AP duration

Question 17

What anti arrhythmic drug is the most efficacious of all?

Answer 17

Amiodarone

Question 18

Antiarrhythmic with fastest half life, DOC for paroxysmal supraventricular tachycardia

Answer 18

Adenosine

Question 19

What diuretic drug is used for mountain sickness?

Answer 19

Acetazolamide