pharmacology

Q- Which of the following best describes the mechanism of action of carvedilol in treating high blood pressure? A- Calcium channel blocker in vascular smooth muscle B- Central α₂-adrenergic stimulation C- Nonselective β-adrenergic blockade with α₁-adrenergic blockade D- Selective β₁-adrenergic blockade only   Q- Which of the following best describes the mechanism of action of … Read more

Q- A patient with hypertension and gout needs a prescription for a diuretic. Which one of the following drugs should be avoided? A- Amiloride B- Furosemide C- Hydrochlorothiazide D- Spironolactone   Q- Which of the following antibiotics is most likely to cause pseudomembranous colitis due to Clostridium difficile? A- Ampicillin B- Ciprofloxacin C- Clindamycin D- … Read more

  Q- Which one of the following diuretics is appropriate to be prescribed for hypertension to a patient with a history of calcium oxalate renal stones? A- Acetazolamide B- Furosemide C- Hydrochlorothiazide D- Spironolactone   Q- ACE inhibitors commonly cause a persistent cough. What is most likely the reason for this side effect? A- They … Read more

  Q- Which of the following sympathomimetic drugs is the most effective in treating chronic orthostatic hypotension? A- Ephedrine B- Epinephrine C- Norepinephrine D- Salmeterol   Q- Which of the following is the mechanism of action of methotrexate? A- Alkylates DNA B- Blocks topoisomerase II C- Inhibits dihydrofolate reductase D- Inhibits thymidylate synthase   Q- … Read more

  Q- Which of the following medications is an alpha-1 blocker used for benign prostatic hyperplasia (BPH)? A- Finasteride B- Sildenafil C- Spironolactone D- Tamsulosin   Q- Which of the following is a known adverse effect of chronic amiodarone use? A- Gynecomastia B- Hyperkalemia C- Pulmonary fibrosis D- Renal failure   Q- Which of the … Read more

  Q- Which one of the following classes of antihypertensive medications is contraindicated in pregnancy? A- ACE inhibitors B- Alpha-1 blockers C- Beta blockers D- Calcium channel blockers   Q- Which one of the following medications is most likely to cause red man syndrome? A- Daptomycin B- Gentamicin C- Rifampin D- Vancomycin   Q- Which … Read more