Calculation Quiz Prep

Pronestyl 2 g in 250 mL D5W. Infuse at 0.24g/hr. What is the flow rate?

30 mL/hr

Infuse 1,000 mL D5W in 8 hours. Drop factor is 20 gtt/mL:

42 gtt/min

Infuse Intralipid 20% 500 mL in 10 hours

50 mL/hr

Order: D5W 500 mL IV with heparin 5,000 Units to infuse at 80 mL/h. What is the hourly heparin dosage?

800 units/hr

A client is receiving procainamide 1 g in 500 mL D5W at 110 mL/hour. Calculate the mg/hour. .(If rounding is required, round answer to the. nearest whole number)

Mg/hr. 1000mg/500ml x 110ml/hr = 110,000/500 = 220mg/hr

Ordered: Tylenol elixir 150 mg po now. The Tylenol bottle reads "Tylenol grains V per10 ml. How many tsp. will you give?

1 tsp

Lidocaine 2 g in 500 mL D5W to run at 4 mg/min. Flow rate

60 ml/hr

Infuse 1 L NS at 80 mL/hr. Drop factor is 20 gtt/mL

27 gtt/min

Aminophyline 250 mg in 500 mL D5W. Infuse at 20 mg/hr. What is the flow?

40 mL/hr

Infuse 500 mL ½ NS in 12 hours with microdrip tubing:

42 gtt/min

Infuse 0.5 L D5LR in 8 hours:

63 mL/hr

Infuse 1,000 mL Ringer's lactate in 12 hours. Drop factor is 15 gtt/mL.

21 gtt/min

Infuse 1,000 mL D5W in 13 hours:

77 mL/hr

Infuse 1500 mL of 0.45% NS in 16 hours

94 mL/hr

Infuse 2,000 mL D5W in 20 hours

100 mL/hr

Order: Nipride 50 mg IV in 250 mL D5W to infuse at 60 mL/hr. How many mg/hr is the patient receiving? (If rounding is required, round to the nearest tenth)

12mg/hr

Infuse Isuprel 4mg/200mL D5W at rate of 5mcg/min. Calculate the rate in mL/hr.

15mL/hr

Heparin 850 units/hr. Have 25,000 units Heparin in 500 mL D5W. What is flow rate?

17 mL/hr

Order: Regular insulin 18 units/hr IV Available: Regular insulin 100 units in 100 mL NS The IV flow rate to deliver this dosage is

18 mL/hr

The client has Pronestyl 2g in 250mL of IVF to infuse at 2mg/min. What is the rate in mL/hr?

Ml/hr. 250ml/2000mg x 2mg/min x 60min/1hr = 30,000/2,000 = 15ml/hr

Dopamine 400 mg per 0.5 L D5W at 4 mcg/kg/min titrated to 12 mcg/kg/min. Weight 190 lb. Flow rate

77.8 ml/hr

50 mg Nitropress IV in 500 mL D5W to infuse at 3 mcg/kg/min. Weight 125 lb. Flow rate _

102.2 ml/hr

Order: D5W 1,000 mL IV with heparin 40,000 Units to infuse at 40 mL/h. What is the hourly heparin dosage?

1600 units/hr

Order: Regular insulin 12 units/hr IV Available: Regular insulin 50 units in 100 mL NS The IV flow rate to deliver this dosage is

24 mL/hr

Dobutamine 250 mg IV in 250 mL D5W to infuse at 5 mcg/kg/min. Weight 80 kg. Flow rate

24 ml/hr

Infuse 1 L NS in 10 hours. Drop factor is 15 gtt/mL:

25 gtt/min

Infuse 1 L LR in 7 hours

143 mL/hr

Your client in ketoacidosis weighs 175 pounds. Calculate the maintenance dose (units per hour) for an Insulin drip at 0.5units/ kg/ hour. (If rounding is required, round answer to the. nearest to the tenths place)

units/hour. 0.5Units/kg/hr x 1kg/2.2 lbs x 175 lbs = 87.5/2.2 = 39.77 or 39.8

Order: Aquamephyton 4mg IV Push Stat •Available: Aquamethyton 10mg/mL •This drug should be diluted in at least 10mL of NS and administered at a rate of 1mg per minute •How many mL of the drug should be given? •How many mg should you inject every 30 seconds to infuse the drug at a rate of 1mg/min?

0.4mL •0.5mg

The patient is to receive meripenem 500 mg In 100 ml Normal Saline every 6 hours. The tubing delivers 60 gtts/ml. The medication is to be administered over 1 hour. How many drops/min will you infuse? (If rounding is required, round to the nearest whole number)

100gtts/min

Order: D5W 1 L IV with heparin 40,000 Units to infuse at 30 mL/h. What is the hourly heparin dosage?

1200 units/hr

Infuse Trandate 150mg/100mL NS at a rate of 30mg/hr. Calculate the rate in mL/hr.

20mL/hr

A nurse receives an order to infuse Levophed in D5W at a rate of 12mcg/minute via an infusion pump. The patient weighs 186 pounds. The IV solution was prepared by adding 8mg of Levophed to D5W. The final solution contained a total volume of 250mL. The nurse should begin the infusion at ______ mL/hour? (If rounding is required, round to the nearest 10th of a mL)

22.5 mL/hr

D5W 500 mL with Heparin 20000 units at 1400 units/hr. Flow rate

35 ml/hr

Order: Valium 15mg IV Push Stat at 5mg/min •Available: Valium 5mg/mL •How many mL will you administer? •How many minutes would it take to infuse the ordered dose?

3mL •3 minutes

Protonix 40 mg is to be given IV push. Instructions on the vial state "reconstitute with 10 ml Normal Saline for a final concentration of 10 mg/ml". How many ml will you give? (If rounding is required, round to the nearest whole number)

4 mL

Xylocaine 1 g IV in 250 mL D5W at 3 mg/min. Flow rate _

45 ml/hr

Thiamine 100 mg per 1 L D5W IV to infuse at 5 mg/hr per pump. Flow rate

50 ml/hr

Pronestyl 1 g IV in 500 mL D5W to infuse at 2 mg/min. Flow rate

60 ml/hr

Infuse Dopamine 300mg in 250mL of D5W at 30mL/hr. Calculate the dosage in mcg/min and mcg/hour.

600mcg/min •36,000mcg/hr

Infuse 1,000 mL in 15 hours:

67 mL/hr

Infuse 1 L of NS in 8 hours:

125 mL/hr

Order: Regular insulin 7 units/hr IV Available: Regular insulin 50 units in 250 mL NS The IV flow rate to deliver this dosage is

35 mL/hr

Heparin 10000 units in 500 mL NS IV at 750 units/hr. Flow rate _

37.5 ml/hr

Magnesium sulfate 4 g in 500 mL D5W at 500 mg/hr. Flow rate

63 ml/hr

Order: Heparin 1100 units/hr Available: Heparin 50,000 units in 500 mL D5W The IV flow rate is

11 mL/hr

Order: Dilantin 200mg IV Push Stat •Available: Dilantin 250mg/5mL •IV infusion not to exceed 50mg/min •How many mL should you prepare to administer? •How many minutes are needed to administer the ordered dosage?

4mL •4 minutes

Infuse 1 L D5W at 150 mL/hr. Drop factor is 20 gtt/mL

50 gtt/min

Nipride 50 mg in 250 mL D5W. Infuse at 3 mcg/kg/min. Weight is 60 kg. What is the flow rate?

54 mL/hr

The infusion is labeled "Epinephrine 3 mg in 250 mL D5W." The order reads "Infuse at 5 mL/ hour." Calculate the dose in mcg/hour.(If rounding is required, round answer to the. nearest whole number)

Mcg/hr. 3mg/250ml x 5ml/hr x 1000mcg/1mg = 15,000/250 = 60mcg/hr

Infuse 250 mL packed cells in 3 hours

83 mL/hr

A patient has an order for Tagamet 5mg/kg in 50 ml of D5W IV PB to be infused in 20 minutes. Available is Tagamet for injection, 300mg/2ml. The patient weighs 125 lbs. The piggyback tubing is labeled 10gtts/ml. How many ml of Tagamet will you add to the IV fluids? (Round to the nearest tenth) How many drops should be infused per minute?(Round to the nearest whole number)

Add 1.9mL. Infuse at 25gtts/min

Order: 200 units regular insulin in 250 mL NS to infuse at 7 units per hour IV. When you come on duty the IV pump is set at 14 mL/hr. Is this the correct rate? If not, what is the correct rate? (If rounding is required, round to the nearest whole number)

No. Too fast. It should be 9mL/hr.

Ordered: Garamycin 35 mg IM q6Hours for a child weighing 66 lbs. The recommended dose is 6-7.5 mg/kg/day in 4 equally divided doses. Is the ordered dose within the therapeutic range?

No. Too low.

Order: Regular insulin 12 units/hr IV Available: Regular insulin 50 units in 100 mL NS The IV flow rate to deliver this dosage is

12 mL/hr

Order: Ativan 2mg IV Push STAT •Available: Ativan 4mg/mL •Do not exceed 2mg/min. Determine the time to administer the medication. •How many mL of Ativan will you prepare? •Over how many minutes would you administer the drug as ordered?

0.5mL •1 minute

Order: Infuse regular insulin 200 units IV in 500 mL NS at 25 mL/hr. How many units per hour is the patient receiving? (Round to the nearest whole number)

10units/hr

Order: Dopamine 4mcg/kg/min •Available: 300mg in 250mL D5W •The client weighs 125lbs •Determine infusion rate in mL/hr •Round final answer to tenths if necessary

11.4mL/hr

The order reads: 1 liter D5W IV to infuse from 0900 to 1800. At how many ml/hr should the pump be set? (Round to the nearest whole number)

111mL/hr

Order: Heparin 1200 units/hr Available: Heparin 50,000 units in 500 mL NS The IV flow rate is

12 mL/hr

Order: Heparin 1600 units/hr Available: Heparin 25,000 units in 250 mL D5 1/2 NS The IV flow rate is

16 mL/hr

Infuse 1 L LR at 200 mL/hr. The drop factor is 10 gtt/mL

33 gtt/min

A nurse receives an order to infuse Dopamine in D5W at a rate of 13mcg/kg/minute via an infusion pump. The patient weighs 152 pounds. The IV solution was prepared by adding 0.4G of Dopamine to D5W. The final solution contained a total volume of 250mL. The nurse should begin the infusion at ______ mL/hour? (If rounding is required, round to the nearest 10th of a mL)

33.7mL/hr

Order: Heparin 1700 units/hr Available: Heparin 25,000 units in 500 mL 1/2 NS The IV flow rate is

34 mL/hr

Determine the 24 hour intake /output for the client with the following a. 3000 mL NS b. 3 units of Packed RBC's (250 mL each) c. Ampicillin IV in 250 mL D5W every 6 hours d. 220 mL Ensure dietary supplement by gastrostomy tube every 4 hours e. Ileostomy drainage:; 200 mL at 1500; 80 mL at 2300; 96 mL at 0600 f. JP drain: 65 mL at 1500; 10 mL at 2300; 25 mL at 0600; g. Coke 120 mL at 0800 h. Juice 60 mL at 2100 i. Milk 140 mL at 1200 j. Urine output: 700 mL at 1500; 750 mL at 2300; 120 mL at 0600

Input = 3000 + 750 + 1000 + 1320 + 120 + 60 + 140 =6390ml Output= 200 + 80 + 96 + 65 + 10 + 25 + 700 + 750 + 120 = 2,046ml

The client has Cardizem 25mg to be infused over 2 minutes. The available vial is labeled 10mg/mL. How many mL(s) a minute will you push?

Ml/min. 25mg /2min x 1ml/10mg = 1.25ml/min

Infuse I L D5W at 125 mL/hr. Drop factor is 10 gtt/mL:

21 gtt/min

Order: Heparin 1000 units/hr Available: Heparin 20,000 units in 500 mL D5W The IV flow rate is

25 mL/hr

Esmolol is ordered for a client. The solution available is 2.5 g in 250 mL D5W. The order is to infuse 30 mL/hr. Calculate the dose in mg/min (If rounding is required, round answer to the tenths place)

2500mg/250ml x 30ml/hr x1hr/60min = 75,000/15,000= 5mg/min

The patient is to receive Liposyn 400 mL over 3 hours. Calculate the infusion rate by gravity in gtt/min. The set delivers 15 gtts/ mL. (If rounding is required, round answer to the. nearest whole number)

Gtts/min. 400ml/180min x 15gtts = 6000/180= 33.33 or 33 gtts/min

Your client is prescribed 1 unit of blood over the next 4 hours. Each unit = 250 mL. Calculate the gravity infusion rate (gtt/min) with a set that delivers 10 gtts/ mL. (If rounding is required, round answer to the. nearest whole number)

Gtt/min. 10gtt/ml x 250ml/240min = 2,500/240 = 10.41 or 10gtt/ min

A client with asthma weighs 127 pounds and is to be started on an aminophylline drip. Calculate the loading dose of aminophylline (mg) at 3mg/kg.(If rounding is required, round answer to the. nearest whole number)

Mg/dose. 3mg/kg x 1kg/2.2lb x 127lb = 381/2.2 = 173.18 or 173mg

A client weighing 80kg has an order for Intropin to infuse at 3 mcg/kg/min. The solution available is labled "Intropin 600 mg/ 500 mL D5W. Calculate the dose in mg/hour. .(If rounding is required, round answer to the. nearest whole number)

Mg/hr. 3 mcg/kg/ hr x 1 mg/1,000mcg x 80 kg x 60min/hr = 14,400/1,000= 14.4 or 14mg/hr

The client is prescribed Ticarcillin 500 mg from a vial labeled "Ticarcillin 250 mg/10 mL." Calculate the volume in mL you would prepare to administer. (If rounding is required, round answer to the. nearest whole number)

Ml/ dose 10ml/250mg x 500mg/dose = 5,000/250 = 20ml/dose

The client is prescribed Heparin. Calculate the required volume (mLs) for a loading dose of 16,000 units of heparin from a vial labeled "Heparin 10,000 units/mL. " (If rounding is required, round answer to the tenths place)

Ml/dose 1ml/10,000 Units x 16,000Units/ hr = 1.6ml/ dose

Pentam 135 mg po has been prescribed every eight hours for a patient weighing 125 pounds. The drug literature recommends 4-8 mg/kg/day. Is the ordered dose safe?

Yes. It is safe, the range is 227.2 to 454.4 mg/day and patient is receiving 135mg 3 times a day = 405mg/day

The client is prescribed a Pitocin (Oxytocin drip) at 30 ml/hr. The solution available is Pitocin 20 units in 500 mL D5W. Calculate the units/hour the client will receive. answer .(If rounding is required, round answer to the tenths place)

20Units/500ml x 30ml/hr = 600/500 = 1.2 Units/hr

Order: Regular insulin 12 units/hr IV Available: Regular insulin 150 units in 150 mL NS The IV flow rate to deliver this dosage is

24 mL/hr

Order: Tagamet 150mg IV Push NOW •Available: Tagamet 300mg/2mL •How many mL of Tagamet will you give? •How many mL of sodium chloride must you add to obtain total volume of 15mL? •To administer the infusion in 5 minutes, how many mL should you infuse every minute? •How many mL should you infuse every 15 seconds?

1mL •14mL •3mL/minute •0.75mL/second

Order: Heparin 1450 units/hr Available: Heparin 25,000 units in 500 mL D5W The IV flow rate is

29 mL/hr

Order: Infuse Heparin in D5W at a rate of 14units/kg/hour via an infusion pump. The patient weighs 230 pounds. The IV solution was prepared by adding 25,000 units of heparin to D5W. The final solution contained a total volume of 500mL. The nurse should begin the infusion at ______ mL/hour? (If rounding is required, round to the nearest 10th of a mL)

29.3mL/hr

A client is receiving Pronestyl 50mL/hr. Available is Pronestyl 3gm in 500mL D5W. Calculate the mg/hr and mg/min the client will receive.

300mg/hr •5mg/min

Order: Heparin 1800 units/hr Available: Heparin 25,000 units in 500 mL NS The IV flow rate is

36 mL/hr

Trilisate 0.75 grams have been ordered PO in liquid form to be given ac and hs. The label reads "500 mg per 5 ml". How many teaspoons will the nurse administer in a 24 hour period? (round to the nearest whole number)

6 teaspoons

Your client requires Gentamycin Sulfate. The order reads 6mg/ kg/ 24 hours in three equal doses. The patient weighs 188 pounds. The label reads "Gentamycin 70 mg/ mL." How many mLs will be administered for a single dose. (If rounding is required, round answer to the tenths place)

Ml/dose 1ml/70mg x 6mg/kg/hr x 1kg/2.2lb x 188lb = 1,128/154 = 7.32467538/3= 2.44 or 2.4ml / single dose

The patient is to receive Ampicillin 500mg diluted in 250mL normal saline (NS) over 45 minutes. At what rate would the IV pump be set? (If rounding is required, round answer to the. nearest whole number)

Ml/hr. 250ml/ dose x dose/45min x 60/1hr. = 15,000/45 = 333.33 or 333 ml/hr

Calculate the infusion rate for a Heparin drip in ml/hr to deliver a maintenance dose of 1200 units/ hour. The Heparin drip is labeled "Heparin 25,000 Units/250 mL intravenous fluid (IVF). (If rounding is required, round answer to the. nearest whole number)

Ml/hr. 250ml/25,000Units x 1200Units/hour = 300,000/25,000 = 12 ml/ hr

Calculate the infusion rate by pump (ml/hr). A dose of IV antibiotic is diluted to a total volume of 250 mL to be given IVPB over 30 minutes. (If rounding is required, round answer to the. nearest whole number)

Ml/hr. 250ml/dose x dose/30min x 60min/1hr = 500ml/hr

Calculate the infusion rate in ml/hr for a medication diluted in NS to a total volume of 80 mL to be given over 15 minutes by pump.(If rounding is required, round answer to the. nearest whole number)

Ml/hr. 80ml/dose x dose/15min x 60min/hr. = 4,800/15 = 320 ml/ hr

A client is to receive Dobutrex at 3 mcg/kg/min. The label reads Dobutrex 150 mg in 500 mL D5W. The client weighs 90 kg. Calculate the IV rate in mL/hr. answer .(If rounding is required, round answer to the. nearest tenths place)

Ml/hr. 500ml/150mg x 1mg/1,000mcg x 3 mcg/kg/min x 90kg x 60 min/1 hr =. 54ml/hr

Order: Aminophylline 2 g in 1000 mL D5W to infuse at 22 mL/hr IV. The safe dose is 0.4 mg/kg/hr. Patient weight is 55 kg. Is the IV dose at the present flow rate safe?

No. Too fast. It should be 11mL/hr.

Infuse 1 L of NS in 4 hours:

250 mL/hr

Order: Regular insulin 10 units/hr IV Available: Regular insulin 100 units in 250 mL NS The IV flow rate to deliver this dosage is

25 mL/hr