Multiple Choice Questions on Antianginal Drugs

Multiple Choice Questions on Antianginal Drugs

Which of the following antianginal drugs is a calcium channel blocker?

a) Nitroglycerin

b) Isosorbide dinitrate

c) Amlodipine

d) Metoprolol

What is the primary mechanism of action for nitrates in treating angina?

a) Decreasing heart rate

b) Vasodilation

c) Increasing cardiac contractility

d) Blocking calcium channels

Which class of antianginal drugs is considered first-line treatment for stable angina?

a) Nitrates

b) Beta-blockers

c) Calcium channel blockers

d) Potassium channel openers

Which of the following is NOT a common side effect of nitrates?

a) Headache

b) Dizziness

c) Flushing

d) Bradycardia

Which antianginal drug is contraindicated in patients taking sildenafil (Viagra)?

a) Metoprolol

b) Amlodipine

c) Nitroglycerin

d) Ranolazine

Which of the following beta-blockers is cardioselective?

a) Propranolol

b) Atenolol

c) Carvedilol

d) Labetalol

What is the primary mechanism of action for ranolazine in treating angina?

a) Vasodilation

b) Inhibition of late sodium current

c) Blocking beta-receptors

d) Increasing cardiac output

Which antianginal drug is most likely to cause ankle edema as a side effect?

a) Isosorbide mononitrate

b) Metoprolol

c) Amlodipine

d) Nitroglycerin

Which of the following is a long-acting nitrate used for angina prevention?

a) Nitroglycerin sublingual tablets

b) Isosorbide dinitrate

c) Nitroglycerin transdermal patch

d) Amyl nitrite

Which antianginal drug should be used with caution in patients with severe aortic stenosis?

a) Metoprolol

b) Amlodipine

c) Nitroglycerin

d) Ranolazine

What is the primary mechanism of action for beta-blockers in treating angina?

a) Vasodilation

b) Decreasing myocardial oxygen demand

c) Increasing coronary blood flow

d) Blocking calcium channels

Which of the following is NOT a contraindication for beta-blockers?

a) Asthma

b) Bradycardia

c) Heart failure

d) Hypertension

What is the recommended duration of action-free interval for long-acting nitrates to prevent tolerance?

a) 4-6 hours

b) 8-10 hours

c) 12-14 hours

d) 16-18 hours

Which calcium channel blocker is most likely to cause constipation as a side effect?

a) Amlodipine

b) Diltiazem

c) Verapamil

d) Nifedipine

Which antianginal drug works by partially inhibiting fatty acid oxidation?

a) Nicorandil

b) Trimetazidine

c) Ivabradine

d) Ranolazine

Answers:

c) Amlodipine

b) Vasodilation

b) Beta-blockers

d) Bradycardia

c) Nitroglycerin

b) Atenolol

b) Inhibition of late sodium current

c) Amlodipine

c) Nitroglycerin transdermal patch

c) Nitroglycerin

b) Decreasing myocardial oxygen demand

d) Hypertension

c) 12-14 hours

c) Verapamil

b) Trimetazidine

These multiple-choice questions cover various aspects of antianginal drugs, including their mechanisms of action, side effects, contraindications, and specific drug characteristics. They test knowledge of different classes of antianginal medications, such as nitrates, beta-blockers, calcium channel blockers, and newer agents like ranolazine and trimetazidine. The questions also address important clinical considerations, such as drug interactions and proper usage to prevent tolerance. This set of MCQs provides a comprehensive review of antianginal drugs for medical students, pharmacists, and healthcare professionals.