Dosing Problems
15 Questions
| Attempts: 508
Questions and Answers
- 1.
Prescription calls for 250 mL of a liquid medicine contains 0.025 g of atropine sulfate and specific dose of 5 mL . Each dose contains ____ mg of atropine sulfate
- A.
0.0005
- B.
0.5
- C.
5
- D.
25
Correct Answer
B. 0.5 -
- 2.
A child weighing 25 lbs is to receive 5 mg of phenytoin per kg of body weight daily as anticonvulsant. How many mL of pediatric phenytoin suspension containing 30 mg per 5 mL should this child receive?
- A.
5.5
- B.
7.5
- C.
6.5
- D.
9.47
Correct Answer
D. 9.47 -
- 3.
The pediatric dose of cefadroxil is 30 mg/kg/day. If a child is given a daily dose of 2 teaspoonfuls of a suspension containing 125 mg of cefadroxil per 5 mL, what is the weight in lb. of the child?
- A.
18.8
- B.
18.5
- C.
18.3
- D.
19
Correct Answer
C. 18.3 -
- 4.
If the adult dose of a drug is 90 mg, what should be the dose for a child with a body surface area of 0.60 sq. m.?
- A.
31.21 mg
- B.
54mg
- C.
150 mg
- D.
540 mg
Correct Answer
A. 31.21 mg -
- 5.
Acetazolamide sodium is available in 500-mg vials to be reconstituted to 5 mL with sterile water for injection prior to use. The dose of the drug for children is 5mg/ kg of body weight. How many mL of the injection should be administered to a child weighing 25 lbs?
- A.
1mL
- B.
0.67 mL
- C.
0.75 mL
- D.
0.57mL
Correct Answer
D. 0.57mL -
- 6.
In dosing the drug gentamicin in pediatric patients, for every 1 mg/kg of gentamicin administered, serum drug concentrations are expected to increase by 2.5mcg/mL. What would be the expected serum drug concentration following an administration of a 2.5 mg/kg dose of gentamicin?
- A.
5 mcg/ml
- B.
7.5 mcg/ml
- C.
6.25 mcg/ml
- D.
3.34 mcg/mL
Correct Answer
C. 6.25 mcg/ml -
- 7.
An initial dose of not less than 150 units/kg of body weight has been recommended for open heart surgery. How many mL of an injection containing 5000 heparin units per mL should be administered to a 300-lb patient?
- A.
3.5 mL
- B.
4.1 mL
- C.
4.5 mL
- D.
5 mL
Correct Answer
B. 4.1 mL -
- 8.
Acetazolamide sodium is available in 500-mg vials to be reconstituted to 5 mL with sterile water for injection prior to use. The dose of the drug for children is 5mg/ kg of body weight. How many mL of the injection should be administered to a child weighing 25 lbs?
- A.
0.59 mL
- B.
6.9 mL
- C.
0.69 mL
- D.
0.57 mL
Correct Answer
D. 0.57 mL -
- 9.
If 10 mg of a drug are added to a 500 mL large-volume parenteral fluid, what should be the rate of flow, in mL/hour, to deliver 1 mg of drug per hour?
- A.
500 ml/hr
- B.
50 mL/ hr
- C.
25 mL/ hr
- D.
250 mL/ hr
Correct Answer
B. 50 mL/ hr -
- 10.
The usual dose of digoxin for rapid digitalization is a total of 1.0 mg, divide into two or more portions at intervals of 6 to 8 hours. How many milliliters of digoxin elixir containing 50 mcg/ mL would provide this dose?
- A.
25 mL
- B.
20 mL
- C.
5 mL
- D.
15 mL
Correct Answer
B. 20 mL -
- 11.
How many colchicines tablets, each containing 600 mcg, may be prepared from 30 g of colchicines?
- A.
50,000 tablets
- B.
20,000 tablets
- C.
55,000 tablets
- D.
25,000 tablets
Correct Answer
A. 50,000 tablets -
- 12.
Digitoxin is available for parenteral pediatric use in a concentration of 0.1mg/mL. How many milliliters would provide dose of 40 mcg?
- A.
0.04mL
- B.
40L
- C.
40mL
- D.
0.4mL
Correct Answer
D. 0.4mL -
- 13.
Physicians prefer the calculation of doses for children based on:
- A.
Age
- B.
BSA
- C.
Weight
- D.
Height
Correct Answer
B. BSA -
- 14.
The dose of a drug for children based on body surface are based on
- A.
Weight and age
- B.
Weight and height
- C.
Age and height
- D.
Age
Correct Answer
B. Weight and height -
- 15.
A physician orders meprobamate 0.2 g. How much is to be administered if the dose on hand is 400 mg in each tablet?
- A.
Do not dispense
- B.
Give 2 tablets
- C.
Give 1 tablet
- D.
Give 1/2 tablet
Correct Answer
D. Give 1/2 tablet -
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Jan 04, 2013Quiz Edited by
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Jan 03, 2013Quiz Created by
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