FREE PTCB PRACTICE TESTS - FINAL
EXAM 2023/2024
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 - Answer C. 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
d. Daily aspirin therapy - Answer b. Taking it in the evening
Which of the following dosage forms is Metronidazole not available as?
a. Tincture
b. Tablets
c. Gel
d. Cream - Answer a. Tincture
EXAM 2023/2024
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 - Answer C. 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
d. Daily aspirin therapy - Answer b. Taking it in the evening
Which of the following dosage forms is Metronidazole not available as?
a. Tincture
b. Tablets
c. Gel
d. Cream - Answer a. Tincture
