Author: Anonymous ID: 92203 Filename: Pharmacy Tech Math Updated: 2011-06-27 19:12:13 Tags: Pharmacy Tech Math Folders: Description: Pharmacy Tech Math Show Answers:

### Pharmacy Tech Math

1. If Fifty tabs of Clarithromycin 500mg costs \$25.00, how much would ten tabs of Clarithromycin 500mg cost ?
\$5.00
2. You are compounding a batch that requires 227g of drug F, which costs your pharmacy \$94.00 per pound. How much does this ingredient cost the pharmacy for this batch.
\$47.00
3. How many 100mg tablets will you need to make 1/2 liter of a 1:250 solution?
20 tabs
4. Clark's Rule
Adult Dose X (Weight ÷ 150) = Childs Dose
5. Young's Rule
Adult Dose X (Age ÷ (Age+12)) = Child's Dose
6. The pharmacist hands you a 1.5L bottle of a 20% solution and asks that you mix it with sterile water to make as much 12% solution as possible. How much sterile water will you use ?
1000mL
7. You have on hand a 14% (w/v) topical antiseptic
solution. You receive an order for 1 L of a 1:4000 solution. How much of what is on hand is needed to fill this order?
4.5%
8. A 110lb woman is started on a nitroglycerin IV drip.The order is to administer the nitroglycerin at 5mcg/min. The pharmacy sends a 250ml IV container with 25mg of nitroglycerin added to the container. What rate in ml/hr should the IV run?
3ml/Hour
9. A physician orders a drug to be infused at:10mcg/kg/min. The patient weighs 70kg. The total dose the patient is to receive is 21mg. How long must the IV continue for the patient to receive this dose?
30 Minutes
10. A script calls for 25 grams of Hydrocortisone cream 15%. Your Pharmacy stocks both 5% and 20% formulations. How much of the 20% will you use in this order ?
16.75 grams of the 20%
11. If a physician orders 25% dextrose 1000mL and all you
have is a Liter of 70% dextrose, how much 70% dextrose and how much sterile water will be used ?
360ml of 70% / 640ml Sterile Water
12. HOW MANY MILLILITERS OF 50% DEXTROSE SOLUTION AND HOW MANY
MILLILITERS OF 5% DEXTROSE SOLUTION ARE REQUIRED TO PREPARE 4500mL OF A
10% DEXTROSE SOLUTION ? CAN YOU PLEASE DO OUT THE WHOLE EQUATION STEP BY STEP FOR ME THANK YOU?
4000mL (of the 5% )
13. You have been asked by the pharmacist to prepare 3 liters of a 30% strength solution. Your pharmacy stocks the active ingredient in 8 ounce bottles of 70% strength. How many bottles of the active ingredient will you need to open to complete this request?
6 Bottles
14. You have been asked to take 1.5L / 20% strength solution and combine it into 3.0L / 12.5% strength
of the same type of solution. When finished, you will have 4.5L of the solution, but, what percent ?
15% solution
15. To make space for new stock, you've been asked to combine 4 bottles of cleaning solution "Z", and then label that bottle with the volume and % concentration. The contents are:
Solution Z, 1L of 70%
16. What is the markup percent on a blood pressure monitor that retails for \$79.99 and your store pays a wholesale price of \$41.00?
.95 or 95%
17. What is the markup percent on a monitor that retails for \$90 and your store pays a wholesale price of \$30.00?
2.00 or 200%
18. Your retail pharmacy sells products at:45% markup over wholesale + a set dispensing fee of \$4.A customer brings in a script for: Vardenafil 5mg #10.The total retail cost at pickup for the 10 tablets is \$149.00.What is your pharmacy's wholesale cost per/each tablet ?
\$10.00