Household Measurements/Conversions
Oral meds
IV and prescription
Gtt per minute and more IV
Weight based
100
How many ounces in 1/2 cup of juice
How many mL in 1/2 cup of juice
4 oz
120 mL
100
The medication order is for 20 milligrams by mouth twice a day, once in the morning and once before bed. The dosage of the supply on hand is 10 mg per tablet. How many tablets should the patient take at bedtime?
2
100
The provider orders 25 mg diphenhydramine HCl intravenously for a patient having an allergic reaction. The solution is 50 mg/1 mL. How many mL of the drug is injected?
0.5
100
Order: Infuse 1 liter of Normal Saline over 12 hours.
IV set delivers 15 gtt/ml. What is the flow rate gtt/min? Round to the nearest whole number.
83 mL/hour
83/60 x 15 = 20.8
round to 21 gtt/min
100
How many mL of medication should the provider give to a 30 kg child if the recommended dosage is 10 mg/kg and the concentration of the solution is 10 mg/mL?
30 mL
200
Convert 1.5 L into mL
Convert 1 liter into Kg
1500 mL
1 Kg
200
The medication order is for 15 mg PO daily of a medication. The dosage of the supply on hand is 30 mg per scored tablet. How many tablets should the patient take each day?
0.5
200
Order received is to give patient 10 mg Oxybutnin PO Q 8 hours. How many total mg AND mL does the patient receive in 24 hours?
30 mg total (10 mg per dose, 3 times per day)
30 mL (1 mg per 1 mL)
200
Give 600 ml of 0.45 NS IV over 6 hours. The tubing drop factor is 20. How many drops per minute will be delivered? Round to the nearest whole number.
100 mL/hr
100/60 x 20= 33.3
round to 33 gtt/min
200
How many mL of a drug solution should we give to a 150 lb. patient if the recommended dosage is 5 mg/kg and the concentration of the solution is 1 mg/mL?
Round to nearest whole number
340
300
How many mL in a teaspoon?
How many teaspoons in a tablespoon?
How many mL in a tablespoon?
5
3
15
300
The medication order is for 0.5 g PO daily of a medication that comes in a liquid suspension. The dosage on hand is 100 mg in 2 milliliters. How many mL of the liquid should the patient take each day?
10
300
The physician writes a medication order for 15 mL of acetaminophen oral suspension PO QID. How much of the drug will the patient take per day?
1920 mg
qid is 4 times per day
160 mg in 5 mL, 32 in 1 mL
15 x 32=480
480 x 4= 1920
300
Order is to administer acetaminophen 25 mg/kg/day PO divided in equal doses every 6 hr to a patient who weighs 100 lb. Available is acetaminophen 20 mg per 1 mL. The nurse should administer how many mL per dose? (Round the answer to the nearest tenth).
100 lbs = 45.45 kg
25 x 45.45 = 1136.36 mg/day
every 6 hours is 4 times per day, so 1136.36/4= 284.09/ dose.
Desired 284.09/20 x 1 = 14.2 mL/dose
300
How many mL of a drug solution should we give to a 300 lb. patient if the recommended dosage is 10 mg/kg and the concentration of the solution is 15.5 mg/mL?
Round to the nearest whole number
88
400
6 fluid ounces is how many mL?
How many liters in a 32 ounce soda? Round to nearest whole number
180 mL
1 liter
400
The oral suspension of a fever reducer comes in a concentration of 160 mg per 5 mL. The pediatrician advises the child should receive 240 mg of the medicine. How many milliliters should the child take?
7.5
400
A medication order is for the patient to receive heparin 10,000 units IV over 10 hours. How many mL of heparin does he receive per hour?
10 mL/hour
10,000/10 hours= 1000 u per hour
100 u/ 1 mL
1000/100 x1 = 10 mL/hr
400
Order is 300 mg cefitin IV over 30 minutes.
Available is 300 mg in 50 mL 0.9 NS. What do you set your pump to (mL/hour)
50 mL over 30 minutes
50 mL in one hour would be rate of 50. But if you have to give that in 30 minutes, multiply 50 x 2 =100 mL/hr
400
The physician prescribes 50 mg/kg of cephalexin to a child. The child is 85 lbs. How many mL should the child take? round to nearest whole number
39 mL
1932 mg
500
How many ounces in one pound?
A child weighs 22 lbs and 4 ounces. How many kg does the child weigh? Round to the nearest tenth
16
10.1
500
The medication order is for 4 mg of loperamide HCl, an anti-diarrheal medication that comes in a liquid solution of 1 mg per 7.5 mL. How many mL of the liquid should the patient take?
30
500
Medication order: Potassium chloride 20 mEq in 100 mL saline over 2 hours IV. How many ml per hour would you set the IV pump for ?
50 mL/hour
500
Order is to administer Vasopressin 100 units/kg subcutaneous to an patient weighing 180 lbs. Available is Vasopressin injection 1000 units/1mL. How many mL should the nurse administer? (Round the answer to the nearest tenth).
180/2.2= 81.81
100 x 81.81=8181.81 units
8181.81/1000 x1 =8.18 mL
500
Administer Ketorolac 0.5 mg/kg/day. Child weighs 44 lb. Available is Ketorolac 10 mg/ml. How many mL would you administer per day. Round to a whole number
44 lbs = 20 kg
0.5 x 20= 10 mg per day
10/10 x1= 1 mL