Description

Clinical Calculations 7^th Edition Kee Marshall Test Bank

ISBN: 9781455703845

 

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Chapter 10: Intravenous Preparations with Clinical Applications

 

SHORT ANSWER

 

Hours to Administer

 

1. Rate: TPN 1000 mL at 30 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

2. Rate: D₅ 1000 mL at 100 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

3. Rate: D₅  1000 mL at 125 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

4. Rate: D₅W 500 mL at 20 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

5. Rate: LRS 1000 mL at 90 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

6. Rate: D₁₀W 1000 mL at 40 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

7. Rate: D₅W 1000 mL at 50 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

8. Rate: D₅LRS 1000 mL at 150 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

9. Rate: D₅ 1000 mL at 60 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

10. Rate: NSS 1000 mL at 80 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

11. Rate: NS 1500 mL at 125 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

12. Rate: TPN 1500 mL at 60 mL/hr

How many hours are required to administer this fluid at the given rate?

 

ANS:

 

Direct IV Injection (IV Push)

Calculate the number of milliliters needed for each intravenous dose for direct IV push. Use either the basic formula, ratio and proportion, fractional equation, or dimensional analysis methods.

 

13. Atropine sulfate 0.6 mg, IV push

Available: 1 mg/10 mL

Amount:

 

ANS:

 

14. Lidocaine 80 mg, IV push

Available: 100 mg/10 mL

Amount:

 

ANS:

 

15. Atropine sulfate 0.5 mg, IV push

Available: 1 mg/10 mL

Amount:

 

ANS:

 

16. Epinephrine 0.75 mg, IV push

Available: 1:10,000

Amount:

 

ANS:

 

17. Midazolam 2 mg, IV push

Available: 5 mg/mL

Amount:

 

ANS:

 

18. Lasix 80 mg, IV push

Available: 100 mg/10 mL

Amount:

 

ANS:

 

19. Adenosine 6 mg, rapid IV push

Available: 3 mg/mL

Amount:

 

ANS:

 

20. Adenosine 12 mg, rapid IV push

Available: 3 mg/mL

Amount:

 

ANS:

 

21. Magnesium sulfate 3 g, IV push

Available: 1 g/mL

Amount:

 

ANS:

 

22. Gentamycin 75 mg, IV push

Available: 40 mg/mL

Amount:

 

ANS:

 

23. Methylprednisone sodium 80 mg, IV push

Available: 125 mg/mL

Amount:

 

ANS:

 

24. Metoprolol tartrate 5 mg, IV push

Available: 1 mg/mL

Amount:

 

ANS:

 

25. Verapamil HCl 0.15 mg/kg, IV push

Patient weight: 75 kg

Available: 2.5 mg/mL

Amount:

 

ANS:

 

26. Lidocaine 75 mg, IV push

Available: 100 mg/10 mL

Amount:

 

ANS:

 

27. Hydralazine HCl 15 mg, slow IV push

Available: 20 mg/mL

Amount:

 

ANS:

 

 

28. Flumazenil 0.2 mg, IV push

Available: 0.1 mg/mL

Amount:

 

ANS:

 

29. Digoxin 1 mg, IV push

Available: 0.5 mg/2 mL

Amount:

 

ANS:

 

30. Digibind 800 mg, IV push

Available: 10 mg/mL after reconstitution

Amount:

 

ANS:

 

31. Digoxin 0.125 mg, IV push

Available: 0.5 mg/2 mL

Amount:

 

ANS:

 

32. Sodium bicarbonate 1 mEq/kg, IV push

Patient weight: 70 kg

Available: 44.6 mEq/50 mL

Amount:

 

ANS:

1 mEq/kg ´ 70 kg = 70 mEq

 

33. Phenytoin 900 mg, IV push at 50 mg/min

Available: 50 mg/mL

How many milliliters are needed for each IV dose?

 

ANS:

 

34. Phenobarbital 10 mg/kg, IV infusion not to exceed 50 mg/min

Patient weight: 65 kg

Available: 30 mg/mL

1. How many milliliters are needed for each IV dose?
2. The IV drug dose should be administered over how many minutes?

 

ANS:

1. 10 mg/kg ´ 65 kg = 650 mg

 

 

35. Amrinone 0.75 mg/kg

Patient weight: 75 kg

Available: 5 mg/mL

How many milliliters are needed for each IV dose?

 

ANS:

 

Direct IV Infusion (IV Push)

 

36. Torsemide 25 mg IV push over 2 minutes

Available: Torsemide 50 mg/mL in 5 mL

1. Amount:
2. How many mL/min?

 

ANS:

 

37. Toradol 15 mg IV over 1 minute

Available: Toradol 30 mg in 2 mL

Amount:

 

ANS:

 

38. Metoprolol 2.5 mg IV over 2 minutes

Available: Metoprolol 1 mg/mL in 5 mL

1. Amount:
2. How many milliliters per minute?

 

ANS:

 

39. Milrinone 4 mg IV. Dilute in 6 mL NS for a total volume of 10 mL, and give over 10 minutes.

Available: 1 mg/mL in 10 mL

1. Amount:
2. How many milliliters per minute?

 

ANS:

 

40. Ondansetron 4 mg over 2 minutes

Available: 2 mg/mL in 20 mL vial

1. Amount:
2. How many milliliters per minute?

 

ANS:

 

41. Morphine 2 mg IV

Available: 10 mg in 1 mL

 

ANS:

 

42. Demerol 35 mg IV

Available: 100 mg in 2 mL

 

ANS:

 

43. Dilaudid 3 mg IV

Available: 4 mg/mL

 

ANS:

 

44. Diamox 375 mg IV

Available: 500 mg/5 mL

 

ANS:

 

45. Versed 2 mg IV

Available: 10 mg/2 mL

 

ANS:

2 mg

10 mg ´ 2 mL = 0.4 mL

 

46. Sublimaze/fentanyl 70 mcg IV

Available: 100 mcg/2 mL

 

ANS:

 

47. Zofran 6 mg IV

Available: 2 mg/mL in 20 mL vial

 

ANS:

 

48. Anectine/succinylcholine 0.6 mg/kg for a 70 kg patient

Available: 20 mg/mL in a 10 mL vial

 

ANS:

0.6 mg/kg ´ 70kg = 42 mg

 

49. Fentanyl 100 mcg IV

Available: 250 mcg/5 mL

 

ANS:

 

50. Solu-Medrol 40 mg IV over 1 minute

Available: 125 mg/2 mL

 

ANS:

 

51. D₁₀W at 40 mL/hr
52. 10 gtt/mL?
53. 15 gtt/mL?
54. 20 gtt/mL?
55. 60 gtt/mL?

 

ANS:

2. 10 gtt/min
3. 13 gtt/min
4. 40 gtt/min

 

52. D₅LRS at 100 mL/hr
53. 10 gtt/mL?
54. 15 gtt/mL?
55. 20 gtt/mL?
56. 60 gtt/mL?

 

ANS:

2. 25 gtt/min
3. 33 gtt/min
4. 100 gtt/min

 

53. D₅W at 80 mL/hr
54. 10 gtt/mL?
55. 15 gtt/mL?
56. 20 gtt/mL?
57. 60 gtt/mL?

 

ANS:

2. 20 gtt/min
3. 26.6 gtt/min or 27 gtt/min
4. 80 gtt/min

 

54. D₅ NS at 125 mL/hr
55. 10 gtt/mL?
56. 15 gtt/mL?
57. 20 gtt/mL?
58. 60 gtt/mL?

 

ANS:

2. 31 gtt/min
3. 41.6 gtt/min or 42 gtt/min
4. 125 gtt/min

 

55. D₅LRS at 150 mL/hr
56. 10 gtt/mL?
57. 15 gtt/mL?
58. 20 gtt/mL?
59. 60 gtt/mL?

 

ANS:

2. 38 gtt/min
3. 50 gtt/min
4. 150 gtt/min

 

56. NSS at 200 mL/hr
57. 10 gtt/mL?
58. 15 gtt/mL?
59. 20 gtt/mL?
60. 60 gtt/mL?

 

ANS:

2. 50 gtt/min
3. 66.6 gtt/min or 67 gtt/min
4. 200 gtt/min

 

57. D₅ at 75 mL/hr
58. 10 gtt/mL?
59. 15 gtt/mL?
60. 20 gtt/mL?
61. 60 gtt/mL?

 

ANS:

2. 19 gtt/min
3. 25 gtt/min
4. 75 gtt/min

 

58. PSS at 500 mL/hr
59. 10 gtt/mL?
60. 15 gtt/mL?
61. 20 gtt/mL?
62. 60 gtt/mL?

 

ANS:

2. 125 gtt/min (too rapid to count)
3. 166.6 gtt/min or 167 gtt/min (too rapid to count)
4. 500 gtt/min (too rapid to count)

 

59. D₅W at 30 mL/hr
60. 10 gtt/mL?
61. 15 gtt/mL?
62. 20 gtt/mL?
63. 60 gtt/mL?

 

ANS:

2. 8 gtt/min
3. 10 gtt/min
4. 30 gtt/min

 

60. D₅W at 60 mL/hr
61. 10 gtt/mL?
62. 15 gtt/mL?
63. 20 gtt/mL?
64. 60 gtt/mL?

 

ANS:

2. 15 gtt/min
3. 20 gtt/min
4. 60 gtt/min

 

61. D₅ NS at 150 mL/hr
62. 10 gtt/mL?
63. 15 gtt/mL?
64. 20 gtt/mL?
65. 60 gtt/mL?

 

ANS:

2. 38 gtt/min
3. 50 gtt/min
4. 150 gtt/min (too rapid to count)

 

62. D₁₀W at 50 mL/hr
63. 10 gtt/mL?
64. 15 gtt/mL?
65. 20 gtt/mL?
66. 60 gtt/mL?

 

ANS:

2. 13 gtt/min
3. 16.6 gtt/min or 17 gtt/min
4. 50 gtt/min

 

63. NSS at 1000 mL/hr
64. 10 gtt/mL?
65. 15 gtt/mL?
66. 20 gtt/mL?
67. 60 gtt/mL?

 

ANS:

2. 250 gtt/min (too rapid to count)
3. 333 gtt/min (too rapid to count)
4. 1000 gtt/min (too rapid to count)

Monitor infusion wide open.

 

64. D₅W at 20 mL/hr
65. 10 gtt/mL?
66. 15 gtt/mL?
67. 20 gtt/mL?
68. 60 gtt/mL?

 

ANS:

2. 5 gtt/min
3. 7 gtt/min
4. 20 gtt/min

 

65. LRS at 90 mL/hr
66. 10 gtt/mL?
67. 15 gtt/mL?
68. 20 gtt/mL?
69. 60 gtt/mL?

 

ANS:

2. 23 gtt/min
3. 30 gtt/min
4. 90 gtt/min

 

Intravenous Antibiotics

 

66. Give amikacin 800 mg IV, now.

Available: amikacin 500 mg/2 mL

Set and solution: D₅W 150 mL bag and a drop factor of 15 gtt/mL set

Instructions: infuse over 60 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

 

67. Give amphotericin B 20 mg IV daily.

Available: amphotericin B 50 mg/15 mL

Set and solution: D₅W 500 mL bag and a drop factor of 10 gtt/mL set

Instructions: infuse over 6 hours.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 6 mL
2. 13.8 gtt/min or 14 gtt/min

 

68. Give ampicillin 500 mg IV q6h.

Available: ampicillin 1 g, add 4.5 mL of diluent to yield 5 mL

Set and solution: Buretrol with a drop factor of 60 gtt/mL and NSS 500 mL

Instructions: dilute drug in 50 mL and infuse over 15 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

2. 2.5 mL
3. 200 gtt/min

 

69. Give cefazolin 1 g IV q8h.

Available: cefazolin 1 g, add 4.5 mL of diluent to yield 5 mL

Set and solution: Buretrol with a drop factor of 60 gtt/mL and D₅W 500 mL

Instructions: dilute drug in 50 mL and infuse over 40 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 5 mL
2. 75 gtt/min

 

70. Give aztreonam 1 g IV q8h.

Available: aztreonam 1 g, add 4.5 mL of diluent to yield 5 mL

Set and solution: Buretrol with a drop factor of 60 gtt/mL and D₅W 500 mL

Instruction: dilute drug in 50 mL and infuse over 20 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 5 mL
2. 150 gtt/min

 

71. Give Bactrim 400 mg IV q6h.

Available: Bactrim 400 mg/5 mL

Set and solution: Buretrol with a drop factor of 60 gtt/mL and D₅W 500 mL

Instructions: dilute drug in 125 mL and infuse over 90 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 5 mL
2. 83.3 gtt/min or 83 gtt/min

 

72. Give cefotetan 2 g IV q8h.

Available: cefotetan 1 g, add 4.5 mL of diluent to yield 5 mL

Set and solution: Buretrol with a drop factor of 60 gtt/mL and D₅W 500 mL

Instructions: dilute drug in 75 mL and infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 10 mL; 10 mL + 75 mL = 85 mL
2. 170 gtt/min

 

73. Give clindamycin 300 mg IV q8h.

Available: clindamycin 600 mg/4 mL

Set and solution: 100 mL bag of D₅W and a 20 gtt/mL set

Instructions: infuse over 20 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 2 mL
2. 100 gtt/min

 

74. Give clindamycin 900 mg IV q12h.

Available: clindamycin 600 mg/4 mL

Set and solution: 100 mL bag of D₅W and a 10 gtt/mL set

Instructions: infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 6 mL
2. 33.3 gtt/min or 33 gtt/min

 

75. Give erythromycin 500 mg IV q6h.

Available: erythromycin 1 g, add 4.5 mL diluent to yield 5 mL

Set and solution: Buretrol with a 60 gtt/mL drop factor and NSS 500 mL

Instructions: dilute in 100 mL and infuse over 60 min.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

2. 2.5 mL
3. 100 gtt/min

 

76. Give ceftazidime 2 g q8h.

Available: ceftazidime 1 g, add 4.5 mL diluent to yield 5 mL

Set and solution: 100 mL bag of NSS and a set with a drop factor of 20 gtt/mL

Instructions: dilute in 100 mL NSS and infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 10 mL
2. 73.3 gtt/min or 73 gtt/min

 

77. Give gentamycin 60 mg q12h.

Available: gentamycin 80 mg/2 mL

Set and solution: Buretrol with a 60 gtt/mL drop factor and D₅W 500 mL

Instructions: dilute in 50 mL and infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 1.5 mL
2. 100 gtt/min

 

78. Give gentamycin 120 mg q12h.

Available: gentamycin 80 mg/2 mL

Set and solution: 200 mL bag NSS and a 20 gtt/mL drop factor set

Instructions: infuse over 60 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 3 mL
2. 66.6 gtt/min or 67 gtt/min

 

79. Give nafcillin 1 g q4h.

Available: nafcillin 1 g, add 2 mL diluent to yield 3 mL

Set and solution: D₅W 50 mL bag and a set with a 60 gtt/mL drop factor

Instructions: infuse over 60 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 3 mL
2. 50 gtt/min

 

80. Give nafcillin 250 mg q4h.

Available: nafcillin 500 mg and 1.8 mL diluent to yield 2 mL

Set and solution: Buretrol with a 60 gtt/mL drop factor and NSS 500 mL

Instructions: dilute in 50 mL and infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 1 mL
2. 100 gtt/min

 

81. Give piperacillin/tazobactam (Zosyn) 2 g, IV, q6h.

Available: reconstitute each 1 g with 5 mL of diluent

Set and solution: 50 mL of 0.9% NaCl or D₅W with drop factor 15 gtt/mL

Instructions: dilute drug in 50 mL; infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 10 mL

 

82. Give imipenem-cilastatin 500 mg q6h.

Available: imipenem-cilastatin 1 g, add 2 mL diluent to yield 3 mL

Set and solution: D₅W 100 mL bag and a 10 gtt/mL drop factor

Instructions: infuse over 20 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 1.5 mL
2. 50 gtt/min

 

83. Give ceftriaxone 2 g q12h.

Available: ceftriaxone 1 g, add 5 mL to each vial

Set and solution: Buretrol with a 60 gtt/mL drop factor and NSS 500 mL bag

Instructions: dilute with 75 mL and infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 10 mL; 10 mL + 75 mL = 85 mL
2. 170 gtt/min

 

84. Give tetracycline 250 mg IV q6h.

Available: tetracycline 500 mg, add 1.8 mL diluent to yield 2 mL

Set and solution: 100 mL bag of D₅W and a set with a 20 gtt/mL drop factor

Instructions: infuse over 60 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 1 mL
2. 33.3 33 gtt/min

 

85. Give tobramycin (Nebcin) 60 mg IV q6h.

Available: see label below.

Set and solution: 50 mL bag D₅W and a set with a 15 gtt/mL drop factor

Instructions: dilute with 50 mL and infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 1.5 mL
2. 25 gtt/min

 

86. Give ticarcillin 4 g IV q6h.

Available: ticarcillin 6 g, add 8 mL diluent to yield 10 mL

Set and solution: 50 mL bag of D₅W and a set with a 10 gtt/mL drop factor

Instructions: infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

6. 6.6 mL
7. 18.8 gtt/min or 19 gtt/min

 

87. Give vancomycin 500 mg q6h.

Available: vancomycin 500 mg, add 4.5 mL diluent to yield 5 mL

Set and solution: 100 mL bag of D₅W and a set with a 10 gtt/mL drop factor

Instructions: infuse over 60 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 5 mL
2. 16.6 gtt/min or 17 gtt/min

 

88. Give vancomycin 1.5 g q12h.

Available: vancomycin 500 mg, add 4.5 mL to each vial to yield 5 mL/vial.  Add medication to infusion volume for the total IV volume.

Set and solution: 250 mL bag of D₅W and a set with a 10 gtt/mL drop factor

Instructions: infuse over 2 hours.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 15 mL
2. 21 gtt/min

 

89. Give rifampin 600 mg daily.

Available: rifampin 600 mg, add 5 mL diluent

Set and solution: 500 mL bag of D₅W and a set with a 15 gtt/mL drop factor

Instructions: infuse over 3 hours.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 5 mL
2. 41.6 gtt/min or 42 gtt/min

 

90. Give cefotaxime 2 g q6h.

Available: cefotaxime 1 g, add 5 mL diluent to each vial

Set and solution: 100 mL bag of D₅W and a set with a 15 gtt/mL drop factor

Instructions: infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 10 mL; 10 mL + 100 mL = 110 mL
2. 55 gtt/min

 

91. Give cephalothin 2 g q6h.

Available: cephalothin 1 g, add 5 mL diluent to each vial

Set and solution: Buretrol with a 60 gtt/mL drop factor and D₅W 500 mL

Instructions: dilute with 75 mL and infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 10 mL
2. 170 gtt/min

 

92. Give cefuroxime 750 mg q8h.

Available: cefuroxime 1 g, add 4.5 mL diluent to yield 5 mL

Set and solution: Buretrol with a 60 gtt/mL drop factor and D₅W 500 mL

Instructions: dilute with 50 mL and give over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

3. 3.75 mL
4. 100 gtt/min

 

93. Give cephapirin 500 mg q4h.

Available: see label below.

Set and solution: 100 mL bag of D₅W and a set with a 20 gtt/mL drop factor

Instructions: infuse over 20 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

2. 2.5 mL
3. 100 gtt/min

 

94. Give cephradine 1 g q6h.

Available: cephradine 500 mg, add 4.5 mL diluent to each vial to yield 5 mL/vial

Set and solution: 50 mL bag of D₅W and a set with a 15 gtt/mL drop factor

Instructions: infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 10 mL
2. 30 gtt/min

 

95. Give cefoperazone 2 g q12h.

Available: cefoperazone 1 g, add 4.5 mL to each vial to yield 5 mL/vial

Set and solution: 50 mL bag of D₅W and a set with a 15 gtt/mL drop factor

Instructions: infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 10 mL; 10 mL + 50 mL = 60 mL
2. 30 gtt/min

 

96. Give oxacillin 250 mg IV q4h.

Available: see label below.

Set and solution: 100 mL bag of D₅W and a set with a 20 gtt/mL drop factor

Instructions: infuse over 30 minutes.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 1.5 mL
2. 66.6 gtt/min or 67 gtt/min

 

97. Give minocycline 200 mg IV, now.

Available: minocycline 100 mg, add 2 mL diluent per vial

Set and solution: 500 mL NSS and a set with a drop factor of 10 gtt/mL

Instructions: infuse over 1 hour.

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

1. 4 mL
2. 83.3 gtt/min or 83 gtt/min

 

98. Give levofloxacin 500 mg IV q day ´ 1 over 90 min.

Available: levofloxacin (Levaquin) 500 mg in 100 mL premixed bag

Set: 20 gtt set for volumetric pump

1. What is the correct drug dose?
2. What is the flow rate in gtt/min?

 

ANS:

22. 22.2 = 22 gtt/min

 

99. Flagyl 7.5 mg/kg for a 60 kg patient, in 100 mL NS infuse over 1 hour

Available: 500 mg powder vial, reconstitute with 4.4 mL sterile water for 100 mg/mL

Use a 60 gtt/mL set.

 

ANS:

7.5 mg/kg ´ 60 kg = 450 mg

 

100. Micafungin 150 mg IV daily, in 100 mL NS and infuse over 1 hour. Add medication volume to IV fluid.

Available: 50 mg powder vials, reconstitute with 5 mL sterile water

Use a 60 gtt/mL set.

 

ANS:

Total to infuse 100 mL +15 mL = 115 mL

 

101. Tobramycin 5 mg/kg/day in divided doses q8h for a 95 kg patient; dilute each dose with 100 mL

Available: 1.2 g powder vial reconstitute with 30 mL sterile water for 40 mg/mL

Use a Buretrol 60 gtt/mL set.

 

ANS:

5 mg/kg ´ 95 kg = 475 mg/day or 158 mg q8h

 

102. Levofloxacin (Levaquin) 750 mg over 90 minutes in D₅W to make a total of 150 mL

Available: 500 mg/20 mL vials

Use a Buretrol 60 gtt/mL set.

 

ANS:

 

103. Ertapenem (Invanz) 1g IV over 30 minutes

Available: 1 g powdered vial, reconstitute with 10 mL sterile water, then add to 50 mL D₅W and infuse total amount.

Use 60 gtt/mL set.

 

ANS:

 

104. Erythromycin 750 mg in 250 mL NS over 2 hours

Available: 1 g powdered vial, reconstitute with 20 mL sterile water for 50 mg/mL.

Use a 15 gtt/mL set.

 

ANS:

 

Intravenous Electrolytes

 

105. Calcium gluconate 3 g in 250 mL D₅W and infuse over 12 hours via IV pump.

Available: 5000 mg/mL

 

ANS:

 

106. Calcium chloride 500 mg IV; give 1 mL/min over 5 minutes.

Available: 100 mg/mL

 

ANS:

 

107. Potassium phosphate 30 mmol IV in 250 mL over 10 hours.

Available: 15 mmol/5 mL P; 22 mEq/5 mL K⁺ in 5 mL

 

ANS:

 

108. Sodium phosphate 15 mmol IV in 100 mL D₅W over 2 hours

Available: 3 mmol P and mEq Na/mL in 1 mL

 

ANS: