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Pharmacology
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Which calcium channel blocker is specifically used for prophylaxis of ALL types of angina and cardiac arrhythmias, but should NOT be combined with beta-blockers?
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Methyldopa is the preferred antihypertensive in which special patient population?
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A patient with heart failure is prescribed digoxin. What is the primary mechanism by which digoxin improves cardiac contractility?
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A patient taking nitroglycerin for angina suddenly stops the medication. What is the most dangerous consequence?
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Digoxin toxicity produces visual disturbances. Which visual effect is characteristic?
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Which diuretic inhibits the Na⁺/K⁺/2Cl⁻ transporter in the thick ascending limb of the loop of Henle and is used in acute pulmonary edema?
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Sacubitril (a neprilysin inhibitor) cannot be used with ACE inhibitors. What is the main reason?
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A patient on spironolactone develops a side effect unique to this drug compared to eplerenone. What is this side effect?
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ACE inhibitors cause a dry irritant cough. What is the pharmacological reason for this?
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Thiazide diuretics lower blood pressure through several mechanisms. Which electrolyte abnormality characteristically differentiates them from loop diuretics?
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