Conversions
Simple Dosage Calculations
I&O/24hr
mL/hr
gtts/min
100

This is equal to 1 tsp.

What is 5mL?

100

In a bottle that says 200mg/tablet and containing 100 tablets. 

The healthcare provider has prescribed 800 mg cimetidine PO at bedtime to a client. How many tablets should the nurse give the client?

What is 4 tablets?
100

What time is it on the 12 hour clock at 2121?

What is 9:21pm?

100

The nurse is giving vacomycin 1 gram in 200 mL over 2 hours. How many milliliters per hour should the nurse set the IV pump?

What is 100mL/hr?

100

The drop factor is 60 gtt/mL. 

The prescription reads give 200 mL of vancomycin in normal saline at 50 mL/hr. Using the IV tubing above, how many gtt/min should the nurse infuse?

What is 50 gtts/min?

200

This is equal to 1 oz (give in tbsp and mL).

What is 2 Tbsp and 30mL?
200

In a vial that says 25mg/mL.

A client is prescribed chlorpromazine 50 mg IM. How many milliliters (mL) should the nurse draw up into the syringe when preparing to give it?

What is 2mL?

200

An ICU patient received 2 Liters of IV fluid, 200 mL of Vacomycin, and 50 mL of pantoprazole.  Urine output by the indwelling catheter was 1,800 mL and a chest tube had 50 mL wound drainage.  How many mL of fluid has this client gained?

What is 400mL?
200

A client receives a prescription for 1,000 mL of Lactated Ringer's solution to be given IV over 8 hours. How many milliliters per hour should the nurse set the IV pump?

What is 125mL/hr?

200

The drop factor is 10 gtts/mL.

The prescription reads give 1L of 3% saline at 75 mL/hr. Using the IV tubing above, how many gtt/min should the nurse infuse?

What is 13 gtts/min?

300

This is equal to 1L (give in mL) and 1kg (give in g).

What is 1000mL and 1000g?

300

In a vial that says 20mg/10mL (2mg/mL). 

The healthcare provider has prescribed an IM injection of 5 mg of lorazepam for an agitated client. How many mL should the nurse draw into the syringe before giving this drug?

What is 2.5mL?

300

What time is it on the 24 hour clock when it is 3pm?

What is 1500?

300

The nurse is preparing to infuse 1 L of 5% dextrose in water over 5 hours. How many milliliters per hour should the nurse program the IV pump?

What is 200mL/hr?

300

The drop factor is 10 gtts/mL. 

The prescription reads give 500 mL of normal saline at 40 mL/hr. Using the IV tubing above, how many gtt/min should the nurse infuse?

What is 7 gtts/min?

400

This is equal to 1cc (give in mL).

What is 1mL?

400

In a vial that says 125mg/5mL. 

The prescription label reads "give two teaspoons of amoxicillin twice daily." How many milligrams (mg) of amoxicillin is this client receiving each day?

What is 500mg?

400

Which time(s) on the 24 hour clock is midnight?

What is 0000 or 2400?

400

The nurse is preparing Thorazine 50 mg in 500 mL of normal saline to run for 4 hours. How many milliliters per hour should the nurse program the IV pump?

What is 125mL/hr?

400

The drop factor is 10 gtts/mL. 

The prescription reads give 1L of normal saline over 10 hours. Using the IV tubing above, how many gtt/min should the nurse infuse?

What is 17 gtts/min?

500

This is equal to 1 cup (give in oz, mL, and tsp).

What is 8oz, 240mL, 48tsp?

500

In a vial that says 100mg/5mL.

The prescription label reads "linezolid one tablespoon by mouth twice a day."  How many milligrams (mg) of linezolid is this client receiving each day?

What is 600mg?
500

A child received 2 teaspoons of cough syrup, 1 cup of jello juice, and 1/2 cup of popcycle. What is this child's fluid intake in mL?

What is 370mL?

500

The bag says 50mL. 

The nurse has just injected 40 mg of furosemide into this IV bag. The prescription reads "give over 15 minutes." How many milliliters per hour should the nurse program the IV pump?

What is 200mL/hr?
500

The drop factor is 15 gtts/mL.

The prescription reads give 3L of D5W over a 24hr period. Using the IV tubing above, how many gtt/min should the nurse infuse?

What is 31 gtts/min?

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