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Order: gr3/4 p.o. of a medication.
Available: scored tablets labeled 30 mg
1 1/2 tab
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Order: 0.3 mg subcut of a medication
Available: 1,000 mcg per 2 mL
0.6 mL
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Order: 165 mg IV of a medication
Available: 55 mg per 1.1 mL
3.3 mL
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Order: 10,000 units subcut of a med
Available: 7,500 units per mL
1.3 mL
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Answer for daily dosage:
Order: Phenobarbital gr 1/4 p.o. t.i.d.
Available: Phenobarbital tablets labeled 15 mg
3 tabs
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How much would the pt receive in a day?
Order: Gentamicin 50 mg IM q8h.
Available: gentamicin 40 mg/mL
- 3.9 mL per 24 hours
- (1.3 mL per dose)
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Order: Relafen 1 g p.o. daily
Available: relafen 500 mg scored tabs
How many tabs would pt. receive?
2 tabs
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Order: Dicloxacillin 1 g p.o. as an initial dose and 0.5 g p.o. q6h thereafter.
Available: 500 mg Dicloxaxillin capsules
1. How many capsules will you need for the initial dose?
2. How many capsules are needed for each subsequent dosage?
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Order: Baclofen 15 mg p.o. t.i.d. for 3 days
Available: scored tables Baclofen 10 mg
1. How many tabs are needed for one dosage?
2. What is the total number of mg the client will receive in 3 days?
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Order: Ampicillin 1 g p.o. q6h
Available: Ampicillin capsules labeled 500 mg and 250 mg
1. Which strength capsule is appropriate to use?
2. How many capsules are needed for one dosage?
3. What is the total number of capsules needed if the medication is ordered for 7 days?
- 1. 500 mg strength
- 2. 2 capsules
- 3. 56 capsules
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Order: Lithium carbonate 600 mg p.o. at bedtime.
Available: Lithium citrate syrup. Each 5 mL contains lithium carbonate 300 mg. Each unit-dose container contains 5 mL.
a. How many mL are needed to administer the required dosage?
b. How many containers of the medication will you need to administer the dosage?
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Order: Demerol 50 mg IM and Vistaril 25 mg IM q4h for pain.
Available: Demerol labeled 75 mg per mL
Vistaril labeled 50 mg per mL
If administered together, what would be the total syringe volume?
1.2 mL
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3/4-strength Ensure 16 oz by nasogastric (NG) tube over 8 hr
- 360 mL of formula Ensure
- 120 mL of water
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Daily dosage
2/3-strength Sustacal 300 mL p.o. q.i.d.
- 800 mL Sustacal
- 400 mL water
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Order: Timentin 2 g IV q12h
Available: Timentin 3.1 g. Directions state: Reconstitute w/approx. 13 mL of sterile water for injection or sodium chloride for injection. The concentration will be approx. 200 mg per mL.
a. How many mL will you admin?
10 mL
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A pt. has an order for Jevity 1,200 mL by continuous feeding through a gastrostomy tube over 16 hours, followed by 250 mL of free water. The feeding is placed on an infusion pump. Calculate the mL per hr to set the pum at.
75 mL/hr
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Calculate the flow rate in mL/hr
500 mL RL in 12 hr by infusion pump
42 mL/hr
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Calculate the flow rate in mL/hr
30 mL of antibiotic in 0.9% NS in 20 min by infusion pump
90 mL/hr
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Calculate the flow rate:
Administer RL at 125 mL/hr. The drop factor is 15 gtt/mL
31 gtt/min
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Calculate the flow rate in gtt/min
An IV medication in 60 mL of 0.9% NS is to be administered in 45 min. The drop factor is a microdrip.
80 gtt/min
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Calculate the flow rate in gtt/min
Infuse 150 mL of D5W in 2 hr. The drop factor is 20 gtt/mL
25 gtt/min
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Calculate the gtt/min:
IV orders are as follows:
-1,000 mL D5W
-1,000 mL normal saline (NS)
-500 mL D5 and 1/2 NS
Drop factor: 10 gtt/mL to infuse at 150 mL/hr
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Calculate the gtt/min:
The following IVs for 24 hours. Drop factor: 15 gtt/mL
-1,000 mL D5W with 10 mEq KCI
-500 mL dextrose 5%
-500 mL D5W
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Calculate the flow rate in gtt/min:
Order: 1,000 mL D5 0.9% NS for 3L at 100 mL/hr. Drop factor: microdrip
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Calculate the flow rate in gtt/min:
Order: D5W 1,000 mL + 20 mEq KCI for 2 L to infuse in 10 hr. Drop factor: 15 gtt/ml.
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Order: Ampicillin 1 g is added to 50 mL D5W to infuse over 45 minutes. Drop factor: 10 gtt/mL. For IV reconstitute with 10 mL of diluent to get 1 g per 10 mL. (consider the medication added in the volume of fluid)
a. How many mL of medication must be added to the solution?
b. Calculate the rate in gtt/min at wich the IV should infuse
- a. 10 mL
- b. 13 gtt/min
- (pg 473)
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Order: 15 mEq of potassium chloride in 1,000 mL of D5 and 1/2 NS to be administered at a rate of 4 mEq/hr.
How many mL/hr should the solution IV infuse at?
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Order: 20 mEq of potassium to be placed in 1000 mL of fluid to be administered at a rate of 2 mEq of potassium per hour.
How many mL/hr should to solution IV infuse at?
100 mL/hr
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An IV is regulated at 20 microgtt/min. How many hours will it take for 100 mL to infuse?
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An IV is regulated at 17 macrogtt/min. The drop factor is 15 gtt/mL. How much fluid volume in mL will the client receive in 8 hr?
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Convert 39.2 degrees Celsius to Fahrenheit
102.6 F
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Convert 98.8 degrees Fahrenheit to Celsius
37.1 Celsius
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250 mL of D5W was to infuse in 3 hr at the rate of 21 gtt/min. Drop factor: 15 gtt/ml. With 1 1/2 hr remaining, you find 200 mL left.
a. ___________gtt/min
b. ___________%
c. ___________course of action
- a. 33 gtt/min
- b. 57% increase
- c. % is >than 25%, so assess client and advise physician; order may need to be revised
- (pg 484)
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500 mL D5 0.9% NS to infuse in 5 hr at 100 gtt/min. After 2 hr, 250 mL has infused. Drop factor: 60 gtt/mL.
a. ______gtt/min
b. ______%
c. ______Course of action
- a. 83 gtt/min
- b. 17%
- c. % is below 25%; assess patient and make necessary changes
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An IV of 500 mL NS is to infuse at 60 mL/hr.
a. Determine the infusion time _____
b. The IV was started at 10:00 pm. When would the IV infusion be completed?
- a. 8 hr and 20 min.
- b. 6:20 am 0620
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An IV of 1,000 mL D5W is to infuse at 40 mL/hr.
a. Determine the infusion time
b. The IV was started at 2:10 on Aug. 26 When would the IV infusion be complete?
- a. 25 hours
- b. 3:10 pm August 27
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Order: Dilantin 150 mg IV push stat
Available: Dilantin 250 mg per 5 mL. Literature states IV infusion not to exceed 50 mg/min.
a. How much should you prepare to administer?
b. How much time is needed to administer the required dosage?
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Convert a child's weight of 30 lb to kilograms
13.6 kg
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Convert an adult's weight of 70.2 kg to pounds
154.4 lb
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A 200-lb adult is to be treated with Ticar for a complicated urinary tract infection. The recommended dosage is 150 to 200 mg/kg/day IV in divided dosages every 4 or 6 hours.
a. What is the adult's weight in kilograms to the nearest tenth?
b. What is the daily dosage range in grams for this client?
- a. 90.9 kg
- b. 13.6 g - 18.2 g per day
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Calculate the BSA for a child who weighs 23 kg and whose height is 128 cm.
Express BSA to the nearest hundredth.
0.9m2
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Calculate the BSA for an adult who weighs 143.7 lb and is 61.2 inches tall
1.68m2
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Calculate the following individual items and give the total number of mL
3 Popsicles (3 oz each)
1/2 qt iced tea
1 1/2 cups water
12 oz soft drink
1470 mL
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An IV of 10,000 units of heparin in 1000mL of D5W is infusing at 40 gtt/min, using a 20 gtt/mL set. Calculate the units/hr infusing
1200 units/hr
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A heprin solution w/a strength of 15,000 units in 500mL is infusing at a rate of 10 gtt/min using a 10 gtt/mL set. Calculate the units/hr.
1800 units/hr
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Order: Dopamine 2 mcg/kg/min. The solution available is 400 mg in 250 mL D5W. The client weighs 150 lbs. Determine the mL/hr.
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