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FREE PTCB PRACTICE TESTS - FINAL EXAM 100% Correct!!
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to compound a custom solution, you are asked to add 10mg of drug to a 500ml bag of 5% dextrose injection. the drug is available in pre mixed bottles of 0.5% solution. how many ml should you add? a. 4,5 mL b. 1.2 mL c. 0.5 mL d. 2.0 mL - ANSWER.5% means .005 of each ml is the GRAMS of drug ...

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  • October 17, 2024
  • 3
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • free ptcb practice tests final exam 100 correct
  • to compound a custom solution you are asked to a

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FREE PTCB PRACTICE TESTS - FINAL
EXAM 100% Correct!!

to compound a custom solution, you are asked to add 10mg of drug to a 500ml bag of 5% dextrose
injection. the drug is available in pre mixed bottles of 0.5% solution. how many ml should you add?



a. 4,5 mL

b. 1.2 mL

c. 0.5 mL

d. 2.0 mL - ANSWER.5% means .005 of each ml is the GRAMS of drug



.005 * X gm / ml = 10 mg

5 mg /ml * X = 10 mg

X = 2.0 ml

For a particular drug, the usual adult dosage is 150 mg. The drug has been ordered as a syrup
solution to be given with a plastic dosing syringe. In stock, you have the syrup in 1% strength cherry
flavor. Using Clark's rule, determine the fluid dosage for a 7 year old child whose reported weight is
22.7Kg



.A. 1 Tbsp

B. 20 mL

C. 5 cc

D. 50 mg - ANSWERC. 5 cc

Coumadin is mainly prescribed as an anticoagulant.

It's generic name is Warfarin, and it works by reducing and preventing the formation of blood clots in
veins and arteries.

Which of the following would not be contra-indicative to a patient who is prescribed a therapy of
Warfarin?



a. Daily vitamin K supplement

b. Taking it in the evening

c. Taking it with cranberry juice

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