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USMLE Step 1 Pharmacology

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Antiarrhythmic class IA effects?






2. What is an occasional side effect of Aztreonam?






3. What is treated with Chloroquine - Quinine - Mefloquine?






4. Which drug(s) cause this reaction: Gray baby syndrome?






5. Why are albuterol and terbutaline effective in tx of acute asthmatic attacks?






6. Which drug(s) cause this reaction: Fanconi's syndrome?






7. How is Trimethoprim used clinically?






8. What is the effect of norepinephrine on bp and pulse pressure?






9. What effect would atropine have on the preganglionic sympathetic activation of sweat glands? Would this person sweat?






10. What is the only depolarizing neuromuscular blocking agent?






11. Ca2+ channel blockers - clinical use?






12. What is the memory key for the action of Sildenafil (Viagra)?






13. What is the clinical utility of clonidine?






14. What is the clinical utility of cocaine?






15. If a patient is given hexamethonium - What would happen to his/her heart rate?






16. What are common toxicities related to Vancomycin therapy?

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17. What is the category of drug names ending in - tidine (e.g. Cimetidine)






18. What is the effect of epinephrine infusion on bp and pulse pressure?






19. What neurotransmitter does Amantadine affect? How does it influence this NT?






20. Which cancer drugs work at the level of proteins(2)?






21. What is the category of drug names ending in - triptyline (e.g. Amitriptyline)






22. List the mechanism - clinical use - & toxicity of Cyclophosphamide.






23. What is the specific clinical use of Indomethacin in neonates?






24. Common toxicities associated with Fluoroquinolones?






25. Foscarnet toxicity?






26. What is the mechanism of action of Ticlopidine - Clopidogrel






27. Hydrochlorothiazide - toxicity? (hyperGLUC - plus others)






28. Which drug(s) cause this reaction: Cinchonism (2)?






29. ACE inhibitors - mechanism?






30. Which drug(s) cause this reaction: Extrapyramidal side effects (3)?






31. Does Warfarin have a long - medium - or short half life?






32. Resistance mechanisms for Vancomycin






33. What is the category of drug names ending in - oxin (e.g. Digoxin)






34. What antimuscarinic drug is useful for the tx of asthma






35. What is the category of drug names ending in - barbital (e.g. Phenobarbital)






36. What are three possible toxicities of NSAID usage?






37. While at a tail gait party - you bite into a sandwich that a yellow jacket is also enjoying. Knowing your allergy to this creature - What should you do?






38. What is the difference between the affinity for beta receptors between albuterol/terbutaline and dantroline?






39. For Warfarin What is the Onset of action






40. What are the phases of succinylcholine neuromuscular blockade?






41. Toxicities associated with Acyclovir?






42. For Warfarin What is the Lab value to monitor






43. Mg+- clinical use?






44. Are penicillinase resistant






45. Acetazolamide causes?

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46. What conditions are treated with Metronidazole?






47. What is the category of drug names ending in - tropin (e.g. Somatotropin)






48. Hydrochlorothiazide - mechanism?






49. Classes of antihypertensive drugs?






50. Name the common Non - Nucleoside Reverse Transcriptase Inhibitors