Repeated USMLE Questions- Pharmacology- 270

Q- Which of these medications is the most appropriate treatment of malignant hyperthermia? A- Acetaminophen B- Dantrolene C- Ibuprofen D- Indomethacin   Q- Which one of the following medications is the best recommended for induction of medical abortion? A- Ergotamine B- Estrogen C- Mifepristone D- Progesterone   Q- Which one of the following is the … Read more

Repeated USMLE Questions- Pharmacology- 269

Q- Epinephrine acts to dilate bronchial smooth muscle through which one of the following receptors? A- Alpha-1-adrenoreceptors B- Alpha-2-adrenoreceptors C- Beta-1-adrenoreceptors D- Beta-2-adrenoreceptors   Q- Which of the following locations is the site of action of furosemide to inhibit sodium reabsorption? A- Ascending limb of loop of Henle B- Collecting tubules C- Descending limb of … Read more

Repeated USMLE Questions- Pharmacology- 268

Q- Atropine is often used prior to administration of inhalant anesthetics to reduce which of the following? A- Heart rate B- Muscle tone C- Secretions D- Vomiting Q- Which of the following is the most significant action of monoamine oxidase A? A- Metabolism of dopamine B- Metabolism of norepinephrine, serotonin and tyramine C- Metabolism of … Read more

Pharmacology MCQs- 267- Repeated USMLE Questions Step 1

  Q- Which of the following adverse effects of L-dopa is the most likely the reason to limit the use of it? A- Depression B- Dyskinesia C- Nausea and occasional vomiting D- Orthostatic hypotension Q- Which of the following is a contraindication of use of benzodiazepines in anxiety disorder? A- Diabetes mellitus B- Seizures C- … Read more

Pharmacology MCQs- 266

Q- Which of the following medications acts to prevent cholesterol absorption at small intestine brush border? A- Cholestyramine B- Colestipol C- Ezetimibe D- Gemfibrozil Q- Alcohol is oxidized in the liver by which one of the following enzymes? A-Alcohol decarboxylase B- Alcohol dehydrogenase C- Alcohol oxidase D- Alcohol reductase . Q- Which of the following … Read more

Pharmacology MCQs- 265

Q- Bioavailability of a medication is maximal when it has which of the following factors? A- High ionization B- High lipid solubility C- High plasma binding D- High water solubility Q- Which of the following is the major indication of ondansetron in patients receiving chemotherapy? A- Hair loss B- Nausea and vomiting C- Headache D- … Read more