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Test your basic knowledge |
USMLE/COMLEX Step 1 Pharmacology One Liners
Start Test
Study First
Subjects
:
health-sciences
,
usmle-step-1
,
comlex
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. Most important potential SE of metformin
Lactic acidosis
Dopamine
Meperidine
Megaloblastic anemia
2. Most frequent route of metabolism
Tubocurarine
Reduce inhibition - suppress anxiety - and produce relaxation
Positive Comb's test - depression
Hepatic enzymes
3. These agents decrease blood flow or increase blood pressure - are local decongestants - and used in therapy of spinal shock (temporary maintenance of blood pressure which may help maintain perfusion
Alpha1 agonists
Beta - blockers such as propranolol
Inhibits phosphodiesterase -5 - enhancing effects of nitric oxide - activated increases in cGMP
Flumazenil
4. Anti - seizure agent that induces formation of liver drug - metabolism enzymes - is teratogen and can cause craniofacial anomalies and spina bifida
DUMBELSS (diarrhea - urination - miosis - bronchoconstriction - excitation of skeletal muscle and CNS - lacrimation - salivation - and sweating)
Indirectly increase intracellular calcium and cardiac contractility by inhibiting Na+/K+ ATPase
Carbamazepine
Buprenorphine
5. This is the drug of choice for anaphylactic shock
Epinephrine
Nondepolarizing type antagonists
Tissue plasmin activator
Geriatrics due to its CNS (depression) effects
6. Alpha agonist used to produce mydriasis and reduce conjunctival itching and congestion caused by irritation or allergy - it does not cause cycloplegia
Ortho - Evra
Entacapone and Tolcapone
Phenylephrine
lispro insulin - aspart insulin - glulisine insulin
7. Methylxanthine derivative used as a remedy for intermittent claudication
Pentoxifylline
Pralidoxime - atropine
CHOP (cyclophosphamide - doxorubicin - vincristine - and prednisone) plus rituximab
Betamethasone and dexamethasone
8. GABA agonist in the spinal cord
Cutaneous flush
Etidronate
Baclofen
Disulfiram - metronidazole - certain sulfonylureas and cephalosporins
9. Rapid acting insulins that do not self - aggregate
Dicyclomine - methscopolamine
Glucocorticoids
lispro insulin - aspart insulin - glulisine insulin
Amitriptyline
10. Common SE of spironolactone
Valproic acid
Cocaine 'super - speed'
Sodium channel blockers
Gynecomastia and hyperkalemia
11. Peakless ling acting insulin
Methimazole and propylthiouracil (PTU)
Cevimeline
Insulin glargine
Deferoxamine
12. Toxicity of organophosphate:
DUMBELSS (diarrhea - urination - miosis - bronchoconstriction - excitation of skeletal muscle and CNS - lacrimation - salivation - and sweating)
Aspirin irreversibly inhibits cyclooxygenase
Cyanocobalamin (Vit B12)
nephro and ototoxicity
13. DOC for bipolar affective disorder
Lithium
Cytomel
LFT's
Torsades de pointes
14. Alpha 1 agonist toxicity
Alkylating agents (eg. - mechlorethamine - cyclophosphamide) - antibiotics (doxorubicin - daunorubicin) - cisplatin - nitrosourea
Hypertension
Combination oral contraceptives (OC)
Inhibits thyroid hormone synthesis by blocking iodination of the tyrosine residues of thyroglobulin
15. Antidote for salicylate intoxication
Cimetidine - ketoconazole - erythromycin - isoniazid and grapefruit
Glucuronate - acetic acid - and glutathione sulfate
Geriatrics due to its CNS (depression) effects
Alkalinize urine - dialysis
16. Antidote for thrombolytics
Magnesium sulfate
Aminocaproic acid
inhibit phospholipase A2
Hydroxychloroquine
17. Class III antiarrhythmic that exhibits properties of all 4 classes
Norepinephrine and serotonin
Prazosin - terazosin and doxazosin (- AZOSIN ending)
Amiodarone
Rhabdomyolysis and Hepatotoxicity
18. DOC for paroxysmal supraventricular tachycardia; has high efficacy and short duration of action
Bleomycin - vinca alkaloids - antimetabolites (eg. - 5- FU - 6- MP - methotrexate - etoposide)
Dimenhydrinate - meclizine - and other 1st generation
Buspirone
Adenosine
19. Aminoglycosides used with loop diuretics potentiate adverse effect
Alprazolam and Clonazepam
Ototoxicity
Venlafaxine
Carboplatin
20. 5HT-3 antagonist that has been associated with QRS and QTc prolongation and should not be used in patients with heart disease
Tertiary amines
Niacin
Dolasetron
Lithium
21. Prostaglandins that cause abortions
Prostaglandin E1 (misoprostol) PGE2 - and PGF2alpha
Older antipsychotics
Malathion
Dobutamine
22. Regimen used for non - Hodgkin's lymphoma
CHOP (cyclophosphamide - doxorubicin - vincristine - and prednisone) plus rituximab
Postural hypotension - reflex tachycardia - hot flashes - and throbbing headache due to meningeal artery dilation
Aplastic anemia and renal toxicity
Orthostatic hypotension (especially with first dose) and reflex tachycardia
23. Vitamins containing iron should Not be taken simultaneously with levothyroxine because
Warfarin (PT)
SEVERE myelosuppression
hydroxyzine (Atarax)
Iron deiodinates thyroxine
24. SE of imipenem
Cartilage damage
Vancomycin
Methadone
Seizures
25. 5HT-3 antagonist used in chemotherapeutic induced emesis
Ondansetron - granisetron - dolasetron and alosetron
Adrenal suppression and weaning slowly - respectively
Lithium
Nifedipine
26. MOA of drug or foods (grapefruit juice) that increase statin effect
LD50
inhibits HMG COA reductase
Leuprolide
Inhibit Cytochrome P450 3A4
27. TCA used in chronic pain - enuresis - and ADD
Imipramine
Amantadine
Use in IgE mediated allergic reaction
Sulfonamides
28. MOA of sulfonamides
Inhibits osteoclast bone resorption
Vancomycin
Inhibit dihydropteroate synthase
Full agonist
29. Term for a high margin of safety
High therapeutic index
Bromocriptine
Retinal destruction and dermatitis
Steroids
30. Toxicities include nephrotoxicity and ototoxicity - leading to a severe interaction with aminoglycosides
Olanzapine
Olanzapine - aripiprazole - and sertindole
Fluoxetine
Cisplatin
31. DOC to treat chemo - induced nausea and vomiting
Imipramine
Naloxone
Odansetron
Aminocaproic acid
32. Penicillins active against penicillinase secreting bacteria
ACE inhibitors
Methicillin - nafcillin - and dicloxacillin
Enflurane and halothane
Bleomycin
33. Direct vasodilator of arteriolar smooth muscle
Hydralazine
Hypoglycemia
Cimetidine
TD50
34. Lacrimation - rhinorrhea - yawning - sweating - weakness - gooseflesh - nausea - and vomiting - tremor - muscle jerks - and hyperpnea are signs of this syndrome
Tetracaine and bupivacaine
Nondepolarizing type antagonists
Abstinence syndrome
Iodide salts
35. GHRH analog used as diagnostic agent
nephro and ototoxicity
Timolol (nonselective) - betaxolol (selective)
Sermorelin
Smooth muscle; stomach - heart - and mast cells; nerve endings - CNS respectively
36. Somatotropin (GH) analog used in GH deficiency (dwarfism)
Glyburide - glipizide - glimepiride - etc.
Somatrem
Adenosine
Amantadine
37. Combined alpha and beta blocking agents that may have application in treatment of CHF
Labetalol and carvedilol
Valproic acid - carbamazepine - phenytoin and gabapentin
Lithium
Pulse therapy
38. Agent that is a partial agonist for the 5- HT1A receptor
Increase the DURATION of GABA- mediated chloride ion channels
Pralidoxime
Lupus - like syndrome
Buspirone
39. Three C's associated with TCA toxicity
Phenoxybenzamine
Coma - Convulsions - Cardiac problems (arrhythmias and wide QRS)
Odansetron
Valproic acid
40. Atypical antipsychotic causing high prolactin levels
Phenoxybenzamine
Sedation
Risperidone
Vitamin D
41. MOA of loop diuretics
inhibits Na+/K+/2Cl - cotransport
Drug induced Parkinsonism
Octreotide
Rebound HTN - sedation - dry mouth
42. Agent with long duration of action and is most likely to cause histamine release
Meperidine
Alprazolam
Tubocurarine
Scotch tape technique and mebendazole
43. Non ergot agents used as first - line therapy in the initial management of Parkinson's
Tetracycline
Changes in heart rate - blood pressure - respiration - body temperature - sweating - bowel signs - and pupillary responses
Deferoxamine
Pramipexole and ropinirole
44. SE of lithium
Tremor - sedation - ataxia - aphasia - thyroid enlargement - and reversible diabetes insipidus
Infants - closed angle glaucoma - prostatic hypertrophy
Ortho - Evra
Ethanol or fomepizole
45. All opioids except this agent (which has a muscarinic blocking action) cause pupillary constriction
Chloramphenicol
Geriatrics due to its CNS (depression) effects
Amiodarone
Meperidine
46. Class of anti - arrhythmics that has a pro - arrhythmic effect (CAST trial) - therefore are used as last line agents
Disulfiram - metronidazole - certain sulfonylureas and cephalosporins
Inhibiting dihydroorotate dehydrogenase which leads to decreased pyrimidine synthesis - decreased T cell proliferation and decreased antibody production by B cells
Class IC (flecainide - propafenone - moricizine)
Aldehyde dehydrogenase
47. Agent used to treat MI and to reduce incidence of subsequent MI
Aspirin - metoprolol
Spironolactone
Radioactive iodine
Celecoxib
48. Drugs of choice for absence seizures
Raloxifene (SERM- selective estrogen receptor modulator)
Dopamine blockade
Ethosuximide and valproic acid
Cholinesterase regenerators - pralidoxime
49. Antidote for arsenic - mercury - lead - and gold poisoning
Dimercaprol
Somatrem
Pregnancy
First generation due to being more lipid - soluble
50. MAOI should not be administered with SSRI's or potent TCA's due to development of this condition
Serotonin syndrome
Nifurtimox
Indomethacin
Sermorelin