PHARMACOLOGY Pearls 1. ----- relates the rate of elimination | FreeMedSite
PHARMACOLOGY Pearls
1. ----- relates the rate of elimination to the plasma concentration? Clearance
2. Half life is the property of ---- order elimination? First
3. Fraction of administered drug that reaches circulation is called ? Bioavailability
4. Drugs give IV have -----percent bioavailability? 100%
5. Frequency of dosing Is affected by ----? Half life
6. Constant amount of drug eliminated per unit time indicates which order elimination ? Zero order elimination
7. Phase I metabolism of drugs usually yields? Slightly polar , water soluble metabolites
8. Maximal effect a drug can produce is called ? Efficacy
9. Amount of drug needed for a given effect is called? Potency
10. Therapeutic index is--->? Measurement of drug safety
11. Partial action of morphine is at which opioid receptor? mu
12. Adrenal medulla are part of which nervous system? Sympathetic nervous system
13. Botulinum toxins blocks release of neurotransmitter at which terminals ?Cholinergic
14. Mydriasis is the action of which receptors? a1
15. Dec heart rate and contractility of atria is the action of which receptors? M2
16. Inc gastric secretion is the action which receptors? H2
17. Dec uterine Is the action of which receptor? B2
18. Which vasopressin receptor involve in inc vascular smooth muscle contraction?V1
19. Challenge test for diagnosis of asthma? Methacholine
20. Which drug activate bowel and bladder?? Bethanecol
21. Clinical application of donePezil? Alzheimer's disease
22. Diagnosis of myasthenia gravis done by? Edrophonium
23. In chronic myasthenia gravis , drug of choice is? Pyridostigmine
24. Antidote of cholinesterase inhibitor poisoning? Pralidoxime
25. Adrenal medulla is innervated by which fibres? Cholinergic fibres
26. Potent stimulator of sweat, tests and saliva? Pilocarpine
26. Atropine effect on eye is? Mydriasis and cycloplegia
27. Isoproterenol action is on which receptors? b1 and b2
28. Dobutamine mainly effects on which receptor? b1
29. Drug used to reduce premature uterine contraction? Terbutaline
30. Attention deficit disorder can be treated by? Amphetamine
31. Ne centrally acting a2 agonists? Clonidine and methyl dopa
32. Toxicity of phenoxybenzamine is? Orthoststic hypotension , reflex tachycardia
33. Name selective b-antagonist? Pindolol, acebutalol
34. Drugs used in urinary retention in BPH? Prazosin, terazosin and doxasozin
35. What is the effect of b-blocker in angina pectoris? Dec heart rate and contractility
36. Antidote of opioid poisoning is? Naloxone/ naltrexone
37. Atropine toxicity antidote? Physostigmine salicylate
38. Antidote for benzodiapzipine? Flumazinil
39. Drugs causing dialated cardiomyopathy? Doxorubicin and daunoeubicin
40. Direct Coombs positive hemolytic anemia is caused by which drug? Methyl dopa
41. Chloremphinicol causes which syndrome? Gray baby syndrome
42. ACE inhibitors main side effect ? Cough and angodema
43. Drug causing pseudo membranous colitis? Clindamycin
44. Vitamin causing hyperglycemia? Niacin
45. Name drugs causing SLE-like syndrome? Hydralazine, INH, Procainamide and phenytoin
46. Tardive dyskinesia is side effect of??? Antipsychotics
47. Name ATT drug which is P-450 inducer? Rifampin
48. Antidote for warfarin toxicity? Vit K , FFP
49. Side effect of isoniazid ? Neurotoxicity and hepatotoxicity
50. Drug which decreases triglycerides ?fibrates
51. Drug protective against diabetx nephropathy? ACE inhibitors
52. Drug which can cause cyanide toxicity ? Nitroprusside
53. Hydralazine dec ? Afterload/preload
54. Action of glitazone? Inc insulin sensitivity in peripheral tissue
55. Sulfonyureas closes which channels in b-cells? K+channel
56. First line therapy of Type 2 DM? Metformin
57. Which drug is teratogen ? Carbimazole/ methemazole/ propyl thiouracil
58. Drug used in SIADH? Demeclocycline
59. Mechanism of PPI? Irreversibly inhibit H+/K+ATPase in stomach parietal cells
60. Carcinoid tumor is treated by? Octreoride
61. Name antacids causes diarrhea? Magnesium hydroxide
