Pharmacology MCQs

Q- Which of the following is the currently drug of choice for the treatment of cutaneous anthrax? A- Azithromycin B- Ciprofloxacin C- Gentamicin D- Penicillin Q- Which of the following is the mechanism of action of benzodiazepines in the treatment of insomnia? A- Alpha adrenergic antagonist B- Binds to serotonin receptors C- Binds to GABA […]

Q- Which of the following side effects occurs with both tricyclic antidepressants and phenothiazines? A- Excessive salivation B- Orthostatic hypotension C- Seizures D- Weight loss Q- Which of the following medications is useful to distinguish nephrogenic from neurogenic diabetes insipidus? A- Acetazolamide B- Demeclocycline C- Desmopressin D- Hydrochlorothiazide Q- Which of the following drugs is […]

Q- A liposomal preparation of which one of the following medications may reduce the incidence of renal toxicity? A- Acyclovir B- Amphotericin B C- Ketoconazole D- Vancomycin Q- Which of the following medications is the most effective immunosuppressant in cases of organ transplantation? A- Azathioprine B- Cyclophosphamide C- Cyclosporine D- Vinblastine Q- Which of the […]

Q- Lidocaine is an effective antiarrhythmic because of which of the following mechanisms? A- It blocks alpha-receptors B- It block beta-receptors C- It prolongs QT interval D- It prolongs PR interval E- It suppresses excitability in ischemic areas of the heart Q- Outpatient prophylaxis of superior ventricular tachycardia (SVT) is best accomplished by which of […]

Q- Reflex tachycardia caused by systemic albuterol can be blocked by which of the following medications? A- Dobutamine B- Metoprolol C- Phenylephrine D- Prazosin Q- Which one of the following medications can be used safely in cases of lack of liver function? A- Clonazepam B- Diazepam C- Lorazepam D- Midazolam Q- Which of the following […]

Q- Patients with genetic polymorphism have delay in metabolism of drugs by acetylation. Which one of the following drugs is most likely affected by that? A- Clonidine B- Hydralazine C- Nitroglycerin D- Prazosin Q- Which of the following is the reason that nitroglycerin is given sublingually? A- It avoids first pass metabolism B- It has […]