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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. Antidote for salicylate intoxication
Carbamazepine
Salmeterol
ED50
Alkalinize urine - dialysis
2. Drugs that can be used for infantile spasms
Diphendydramine
Vancomycin - infusion at a slow rate and antihistamines
Corticosteroids
Scopolamine - meclizine
3. Vitamin K dependent anticoagulant
Cholinesterase inhibitors
Warfarin (PT)
Flumazenil
Neuroleptanesthesia
4. Agents used in Huntington's Disease
Cisplatin
Prazosin - terazosin and doxazosin (- AZOSIN ending)
Tetrabenazine (amine depleting drug) - Haloperidol (antipsychotic)
Infants - closed angle glaucoma - prostatic hypertrophy
5. Loops lose and thiazide diuretics retain
Somatostatin
Gynecomastia
Calcium
Valproic acid and Phenytoin
6. Inhibitor of lipoxygenase
Tetracaine and bupivacaine
Zileuton
Dantrolene
Suramin
7. Agent used for acute muscle spasm
Paresthesias - alkalization of the urine (which may ppt. Ca salts) - hypokalemia - acidosis - and encephalopathy in patients with hepatic impairment
Pregnancy
Cyclobenzaprine
Zero order kinetics
8. GnRH antagonist with more immediate effects - used for infertility
Reduce the loss from area of injection
Ganirelix
Lorazepam - oxazepam - and temazepam
Bile acid - binding resins
9. Common SE of spironolactone
Insulin secretagogue - closes ATP- sensitive K+ channel
DOM - STP - MDA - and MDMA 'ecstasy'
Excessive hypotension and kidney failure
Gynecomastia and hyperkalemia
10. Barbiturates decrease the effectiveness of many other drugs via this pharmacokinetics property
Ortho - Evra
Liver enzyme INDUCTION
Cholinesterase inhibitors
Zafirlukast and montelukast
11. Occurs when sedative hypnotics are used chronically or at high doses
Nephro and ototoxicity
Tolerance
IV diazepam for short term (acute) treatment; phenytoin for prolonged therapy
Odansetron
12. Major effect of benzodiazepines on sleep at high doses
Lorazepam - oxazepam - and temazepam
REM is decreased
Glucuronate - acetic acid - and glutathione sulfate
Edema - mild anemia; interaction with drugs that undergo CytP450 3A4 metabolism
13. Rate limiting step of alcohol metabolism
Rheumatic disease
Aldehyde dehydrogenase
COX 1 is found throughout the body and COX 2 is only in inflammatory tissue
SSRI's - bupropion - and venlafaxine
14. This parenteral beta blocker is a short acting (minutes)
Acetazolamide
Leuprolide
Potassium channel blockers
Esmolol
15. Anti - seizure agent that exhibits non - linear metabolism - highly protein bound - causes fetal hydantoin syndrome - and stimulates hepatic metabolism
Halothane
Block voltage - dependent sodium channels
Pilocarpine - carbachol - physostigmine
Phenytoin
16. MOA of colchicine (used in acute gout)
Aspirin
Gingival hyperplasia - nystagmus - diplopia and ataxia
Selective inhibitor of microtubule assembly
Aminoglutethimide
17. Inhaled anesthetics are myocardial depressants
Paresthesias - alkalization of the urine (which may ppt. Ca salts) - hypokalemia - acidosis - and encephalopathy in patients with hepatic impairment
Relax vascular smooth muscle - at low doses dilate veins and at high doses dilate arterioles
Dexrazoxane
Enflurane and halothane
18. COX 2 inhibitors may have reduced risk of
Aplastic anemia and acute hepatic failure
Gastric ulcers and GI Bleeding
Bleomycin
Atracurium
19. Inhibits conversion of cholesterol to pregnenolone therefore inhibiting corticosteroid synthesis
Aminoglutethimide
Clonazepam
Somatrem
Interferon alpha
20. Regimen used for breast cancer
Platelet aggregation inhibition
CMF (cyclophosphamide - methotrexate - and fluorouracil) and tamoxifen if ER+
Inhibit dihydropteroate synthase
Mast cell stabilizer
21. Very rapid acting insulin - having fastest onset and shortest duration of action
Prostaglandin E1 (misoprostol) PGE2 - and PGF2alpha
Lispro (Humalog) - aspart - glulisine
Alkalinize urine - dialysis
Zero order kinetics
22. MOA of tetracycline
Cholinesterase inhibitors
Decreases protein synthesis by inhibiting 30S ribosome
Spasmolytic drugs
Reduce aqueous secretion
23. Prototypical drug is atropine
Pentoxifylline
Nonselective Muscarinic Antagonists
Finasteride (Proscar and Propecia respectively)
Dextromethorphan - Codeine
24. Warfarin is contraindicated in
Glyburide - glipizide - and rosiglitazone
Diclofenac - ketoralac
Pregnancy
Postsynaptic Mu receptors
25. Antifungal agent used for inhibition of all gonadal and adrenal steroids
Organic nitrites
Nefazodone
Ketoconazole
Olanzapine - aripiprazole - and sertindole
26. Long acting glucocorticoids
Serum ammonia and LFT's
Betamethasone and dexamethasone
Acid reflux disease - duodenal ulcer and peptic ulcer disease
Aminocaproic acid
27. Used for Addison's disease - Congenital Adrenal Hyperplasia (CAH) - inflammation - allergies - and asthma (as a local inhalation)
Cyproheptadine
Sulfonamides
Leuprolide
Glucocorticoids
28. Antidote used for iron salt toxicity
Esmolol
Deferoxamine
Albuterol
Procarbazine
29. Causes acne - premature closure of epiphyses - masculinization in females - hepatic dysfunction - MI - and increases in libido and aggression
Esmolol
Gingival hyperplasia
Steroids
ORAL vancomycin
30. Used for Cushing's syndrome (increased corticosteroid)
inhibits HMG COA reductase
Desmopressin (DDAVP)
Dexrazoxane
Dexamethasone suppression test
31. Agent decreases the excitatory actions of cholinergic neurons. May improve tremor and rigidity but have LITTLE effect on bradykinesia. Atropine - like side effects
Thick ascending limb
Nephro and ototoxicity
Penicillamine
Benztropine
32. Agent used to treat chronic gout by increasing uric acid secretion and excretion
Bioavailability (F)
Letrozole - anastrozole
Probenecid and sulfinpyrazone
Kidneys
33. CCB contraindicated in CHF
Nadolol
Adalimumab - infliximab and etanercept
Verapamil
Oxytocin - ergonovine and ergotamine
34. Antidepressant associated with neuroleptic malignant syndrome
Hypertension
Amoxapine
Block cell wall synthesis by inhibiting peptidoglycan cross - linkage
Chloramphenicol
35. Antipsychotic having the strongest autonomic effects
block SLUD (salivation - lacrimation - urination - defecation
Disulfiram
Thioridazine
Panic attacks - social phobias - bulimia nervosa - and PMDD (premenstrual dysphoric disorder) - OCD
36. These agents increase cardiac output and may be beneficial in treatment of acute heart failure and some types of shock
Loading dose (Cp*(Vd/F))
Beta1 agonists
Nondepolarizing Neuromuscular Blockers
Cyproheptadine
37. Agents may exacerbate tardive dyskinesias (may be irreversible and there is no treatment)
Bromocriptine
Nortriptyline - Desipramine
Muscarinic blockers
Rheumatic disease
38. Antidote useful for some drug induced Torsade de pointes
Block voltage - dependent sodium channels
Magnesium sulfate
Tetracycline
Pioglitazone - Rosiglitazone - Troglitazone (withdrawn/d from market)
39. Digoxin is used in
COX 1 is found throughout the body and COX 2 is only in inflammatory tissue
Hypercalcemia
Lithium
Atrial fibrillation and CHF
40. Most dangerous of the currently popular hallucinogenic drugs - OD leads to nystagmus - marked hypertension - and seizures - presence of both horizontal and vertical nystagmus is pathognomonic
Esmolol
Flumazenil
PCP
Peripheral neuritis and hepatitis
41. Leads to respiratory depression progressing to coma and death
Overdose of opioids
Tetracaine and bupivacaine
Abstinence syndrome
Iron deiodinates thyroxine
42. Contraindications to use of atropine
Cyanocobalamin (Vit B12)
Increase the DURATION of GABA- mediated chloride ion channels
Infants - closed angle glaucoma - prostatic hypertrophy
REM is decreased
43. Drug causing depletion of substance P (vasodilator)
Protamine sulfate
Pulse therapy
Lipoprotein lipase
Capsaicin
44. These prevent the action of Ach at the skeletal muscle endplate to produce a 'surmountable blockade -' effect is reversed by cholinesterase inhibitors (ex. neostigmine or pyridostigmine)
Nondepolarizing type antagonists
Risperidone
Hydroxychloroquine
DOM - STP - MDA - and MDMA 'ecstasy'
45. MOA of drug or foods (grapefruit juice) that increase statin effect
Leucovorin
Inhibit Cytochrome P450 3A4
Zero order kinetics
Affinity
46. Treatment of motion sickness
Little C- peptide
Carboplatin
Scopolamine - meclizine
Methadone - followed by slow dose reduction
47. Pyrimidine analog that causes 'Thymine - less death' given with leucovorin rescue
Thioamides - iodides - radioactive iodine - and ipodate
SSRIs
5- flouracil (5- FU)
Liver enzyme INDUCTION
48. MOA of nystatin
Allopurinol
Desmopressin (DDAVP)
Aldehyde dehydrogenase
Bind ergosterol in fungal cell membrane
49. Diuretic used to treat primary aldosteronism
Spironolactone
Ortho - Evra
Na+/K+ exchange
Competitive antagonist
50. Antiprogestin used as potent antagonist of GC receptor
Atropine - pralidoxime (2- PAM)
Mifepristone
Norepinephrine and serotonin
Rhabdomyolysis and Hepatotoxicity