20 Questions
Which of the following calcium channel blockers would be most appropriate for a patient with chronic heart failure?
Verapamil
A patient with bronchial asthma and hypertension is prescribed a calcium channel blocker. Which of the following would be contraindicated?
Verapamil
A patient with hypertension and atrial fibrillation is prescribed a calcium channel blocker. Which combination should be avoided to prevent severe bradycardia and heart block?
Verapamil and a beta-blocker
A patient with hypertension and angina pectoris is prescribed a calcium channel blocker. Which of the following would be most appropriate?
Diltiazem
Which of the following adverse effects is most commonly associated with dihydropyridine calcium channel blockers, such as nifedipine and amlodipine?
Hypotension
Which of the following is NOT a mechanism by which beta-blockers lower blood pressure?
Causing vasodilation through $\beta_2$ receptor blockade
Which of the following beta-blockers is useful in treating anxiety and tremors associated with hyperthyroidism?
Propranolol
Which of the following conditions is NOT an indication for the use of beta-blockers?
Hypertension with no associated cardiovascular disease
Which of the following statements about nebivolol is TRUE?
It increases nitric oxide synthesis by stimulating the nitric oxide synthase (NOS) enzyme
Which of the following statements about carvedilol is TRUE?
It has an $\alpha_1$-blocking action, causing vasodilation
Which of the following is a major adverse effect of calcium channel blockers (CCBs) in patients with chronic heart failure (HF)?
Negative inotropic effect
Which of the following antihypertensive drug classes is contraindicated in patients with hyperthyroidism-induced anxiety and tremors?
Beta-blockers
In a patient with hypertension and atrial fibrillation (an arrhythmia), which of the following antihypertensive drug classes would be preferred?
Calcium channel blockers (non-dihydropyridine)
In a patient with hypertension and ischemic heart disease (IHD), which of the following antihypertensive drug classes would be most appropriate as initial therapy?
Angiotensin-converting enzyme inhibitors (ACEIs)
In a patient with hypertension and chronic kidney disease (CKD), which of the following antihypertensive drug classes should be avoided due to potential adverse effects?
Thiazide diuretics
Which of the following is a mechanism by which calcium channel blockers (CCBs) reduce blood pressure?
Promoting peripheral vasodilation by blocking calcium entry into vascular smooth muscle cells
Which of the following antihypertensive agents should be used with caution in patients with hyperthyroidism-induced anxiety and tremors?
Beta-blockers
In patients with atrial fibrillation, which class of antihypertensive agents should be used cautiously to avoid potential adverse effects on cardiac conduction?
Non-dihydropyridine calcium channel blockers
Which class of antihypertensive agents is generally avoided in patients with chronic heart failure (HF) due to their potential to worsen the condition?
Non-selective beta-blockers
In patients with ischemic heart disease (IHD), which class of antihypertensive agents should be used with caution due to their potential to worsen myocardial oxygen supply?
Non-dihydropyridine calcium channel blockers
Learn about the common adverse drug reactions of cardio-selective B-blockers such as masking hypoglycemic manifestations and claudication. Understand the mechanism of action of calcium channel blockers (CCBs) like nifedipine retard and amlodipine in blocking voltage-gated Ca++ action channels in vascular smooth muscles.
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