10 Questions
What is the primary beneficial effect of nitrate in the context of angina pectoris?
Increased oxygen supply by dilating collateral vessels
What is the main adverse effect of nitroglycerin that is treated by aspirin?
Throbbing headache due to vasodilation of meningeal arteries
Which precaution should be taken while using nitrates to avoid precipitation of angina?
Removing the tablet on relief to use the minimal effective dose
Which class of drugs inhibit calcium influx into cardiac cells and arterial smooth muscles, leading to decreased myocardial oxygen demand and arterial vasodilation?
Dihydropyridines
Ivabradine selectively blocks the sodium channels current in the SA node, leading to:
Reduced heart rate with no detectable hemodynamic effect
What is the main cause of Angina of Effort?
Coronary atherosclerosis
Which type of Angina Pectoris is considered an emergency case?
Unstable Angina
What is the main pharmacological action of organic nitrates in treating angina?
Arterial dilatation
Which type of Angina Pectoris is due to reversible spasm of the coronary artery?
Variant Angina
What is the main action of calcium channel blockers in treating angina?
Reduced preload
Test your knowledge of drug therapy for ischemic heart diseases, specifically focusing on the different types of angina pectoris and their definitions. Explore the causes and symptoms of angina of effort (exertional, stable, classic) and enhance your understanding of this cardiovascular condition.
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