Dosage Calculations Assignment

  1. A client’s intake was the following:

 
3/4 cup of coffee (cup = 8 oz)
1 can of ginger ale (1 can = 12 oz)
1/2 glass of cranberry juice (glass = 6 oz)
 
How many milliliters will you record on the intake and output (I&O) sheet? ____________________ mL
 

  1. Calculate the following dosage.

 
Order: Zantac 300 mg p.o daily at bedtime.
Available:150 mg tablets how much will you administer?
 
Dosage: ____________________
 
 

  1. Calculate the following dosage.

 
Order: Synthroid 0.15 mg p.o daily.
Available: Synthroid tablets labeled 75 mcg.
 
Dosage: ____________________ tab(s)
 
 

  1. Calculate the following dosage.

 
Order: Diazepam 4 mg via nasogastric tube t.i.d.
Available: Diazepam oral solution 5 mg/5 mL
 

  1. How many milliliters should the client receive per dosage? ____________________ mL
  2. How many milligrams will the client receive per day? ____________________ mg/day

 
 

  1. Calculate the following dosage.

 
Order: Diazepam 4 mg via nasogastric tube t.i.d.
Available: Diazepam oral solution 5 mg/5 mL
 

  1. How many milliliters should the client receive per dosage? ____________________ mL
  2. How many milligrams will the client receive per day? ____________________ mg/day

 
 

  1. Calculate the following dosage.

 
Order: Norvasc 5 mg p.o daily.
Available: 2.5 mg
 
Dosage: ____________________
 
 

  1. Calculate the following dosage.

 
Order: Pindolol 5 mg p.o bid for 1 week; then increase to 10 mg bid the second week.
Available: Pindolol tablets labeled 5 mg
 

  1. How many tablets will the client need for the first week? ____________________ tab(s)

 

  1. How many tablets will the client need for the second week? ____________________ tab(s)

 
 

  1. Calculate the following dosage.

 
Order: Coreg 6.25 mg p.o bid.
Available: Coreg tablets labeled 3.125 mg
 

  1. How many tablets should the client receive per dosage? ____________________ tab(s)
  2. How many milligrams will the client receive per day? ____________________ mg per day

 
 

  1. Calculate the dosage.

 
Order: Lovenox 50 mg subcutaneous bid.
Available: Lovenox labeled 60 mg/0.6 mL
 
How many milliliters will you administer? ____________________ mL
 
 

  1. Calculate the dosage.

 
Order: Furosemide 15 mg IM every day.
Available: Furosemide labeled 20 mg/2 mL
 
How many milliliters will you administer? ____________________ mL
 
 

  1. Calculate the dosage and shade the dosage on the syringe where provided.

 
Order: Pancuronium 1.6 mg IV stat.
Available: Pancuronium labeled 2 mg/mL
 

  1. How many milliliters will you administer? ____________________ mL
  2. Shade in the dosage on the syringe.

 
 

  1. Calculate the dosage and shade the dosage on the syringe where provided.

 
Order: Heparin 3500 units subcutaneous q 8h.
Available: Heparin labeled 5000 units/mL
 
How many milliliters will you administer? ____________________ mL
 
 

  1. Calculate the dosage.

 
Order: Heparin 45,000 units IV in 500 mL D5W.
Available: Heparin labeled 10,000 units/mL
 
How many milliliters will you add to the IV? ____________________ mL
 
 

  1. Order is for Augmentin 200 mg.

 
Available 125mg/5 ml
How many mL  will you give? _________________________mL
(Round to the nearest tenth)
 
 

  1. Ordered NS 1000 ml over 12 hours.

 
Drop factor 15gtt/ml.
 
What will be the drip rate per minute? __________________
 
 

  1. Ordered Vancomycin 1 GM in 250 ml NS to infuse over one hour.

 
Drop factor 10gtts/ml.  Calculate the drip rate to the nearest whole
number _______________
 
 

  1. Ordered Morphine Sulfate 6 mg IM.

Available 10mg/ml
 
How much will you administer? ______________________ ml
 
 

  1. Order 450 mg

Available 250mg/15 ml.
 
How much will you administer? _________________________________
 
 

  1. Ordered Digoxin 0.25 mg

Available 0.5mg/2ml
 
How much will you administer? ____________________
 
 

  1. Ordered Ampicillin 8 mg.

Available 125mg/25ml
 
How much will you administer? _______________________
 
 

  1. Ordered Erthromycin 250mg po Q 6 hours

Available 300mg/5ml
 
How much will you administer? __________________________
 
 

  1. Ordered Gentamycin 500 mg

Available: 250mg/5ml
 
How much will you administer? __________________________
 
 

  1. Ordered Lactated Ringers 1000ml to infuse over 8 hours

Drop factor 60gtts/ml
 
What will the drip rate be per minute? _____________________
 
 

  1. Ordered Synthroid 0.05 mg

Available Synthroid 50mcg
 
What will you administer? ____________________
 

  1. Ordered KCL 40meq daily

Available 10meq/tablet
 
How much will you administer? ________________________
 
 

  1. Ordered Reglan 5 mg IV push

Available: Reglan 10mg/2 ml
 
How much will you administer? _____________________
 
 

  1. Ordered: Cogentin 1.5mg to be given IM

Available:  Cogentin 2mg /2ml
 
How much will you administer? _________________________
 

  1. The physician writes an order for heparin 900units/hr. The label on the I.V. bag reads: Heparin

10,000 units in 500 mL D5W. How many mL/hr. will deliver the correct dose?
 

  1. Give Regular insulin by continuous I.V. infusion at 20units/hr. The solution is 250 mL NS

with 100 units of Regular insulin. What rate on the infusion pump will deliver the correct dose?
 

  1. Give Ceclor 45 mg/kg/day p.o. in 3 divided doses for a patient who weighs 66 pounds. A 75 mL

stock medication is labeled Ceclor 125 mg/mL. How many mL would the nurse administer per
dose?
 
 

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