LATEST NUR 103/104/121 CALCULATING DRUG
DOSAGES: LIQUID PREPARATIONS2024-2025 400+
QUESTIONS WITH CORRECT/ VERIFIED ANSWERS
GRADED A+/A
A client is admitted following a hip replacement. The physician orders Dilaudid (hydromorphone) 5mg.
The nurse has on hand Dilaudid 2mg/mL. How many mLs will the nurse administer?
2.5
5mg*1mL/2mg = 5mL/2 = 2.5 mL
A client is receiving 80mg of methylprednisolone q 6 hours. On hand there is 50mg/mL. How many mL
will the nurse draw up for the first dose?
1.6
80mg*1mL/50mg = 80mL/50 = 1.6 mL
A patient has an IV of 1 gram of Rocephin (ceftriaxone) in 100mL D5W (dextrose in water) to run over 20
minutes. How many mL per hour should the pump be set at?
300
A patient has an IV of dextrose in water 500mL to be infused over 5 hours. What will the drip rate be in
gtts/min using tubing with a drop factor of 10 gtts/mL?
17
,A patient has an IV piggyback of Zithromax (azithromycin) 500 mg in 240 mL of 0.9 NS to run over 2
hours. The tubing has a drip factor of 15. How many drops per minute should be administered?
30
A patient has an IV piggyback of Zithromax (azithromycin) 250mg in 500mL D5W to run over an hour. If
the nurse uses an IV controller, how many mL per hour will the nurse set the pump at?
500
Question states that the prescription runs over 1 hour and that the mL is 500.
A patient has an order for Ativan (lorazepam) 2.5mg po. The nurse has available 1mg tablets. How many
tablets should the nurse administer?
2.5
2.5mg*1tablet/1mg = 2.5tablets/1 = 2.5 tablets
A patient is receiving 120mg of methylprednisolone q 6 hours. The nurse has on hand 80mg/mL. How
many mL should the nurse draw up for the first dose?
1.5
120mg*1mL/80mg = 120mL/80 = 1.5mL
A patient is taking two 5 grain Tylenol tablets every four hours. How many grams of Tylenol is the
patient taking in a 24 hour period? (use 60mg = 1 grain)
3.6
,5grain | 24hours| 60mg | 1g |=
4hours| | 1grain| 1000mg|
(5)(24)(60)(1g)/(4)(1)(1000) = 7200g/4000 = 1.8g
two 5grain tablets, so 1.8*2 = 3.6g
A patient is to receive lovenox (enoxaparin) 120mg sq bid. The nurse has on hand Lovenox 80mg/mL.
How many mL should the nurse draw up?
1.5
120mg*1mL/80mg = 120mL/80 = 1.5mL
A patient with hypertension is to receive metoprolol (Toprol) 75mg once daily. The pharmacy dispenses
50mg scored tablets. How many tablets should the nurse instruct the patient to take daily?
1.5
75mg*1tablet/50mg=75tablet/50= 1.5tablets
Albuterol (Proventil) syrup 5mg is ordered tid for a child. It is supplied as 2mg in 3mL. How many mL will
the child receive in each dose?
7.5
5mg*3mL/2mg= 15mL/2= 7.5mL
An order read ergocalciferol 250,000 units po daily. The nurse has on hand ergocalciferol in 50,000 unit
tablets. How many tablets should the nurse administer?
5
, 250,000units*1tablet/50,000units= 250,000tablet/50,000 = 5tablets
How many mL in 1 oz?
30 mL
How many mL in 1 cc?
1 mL
How many oz in 1 cup?
8 oz
How many mL in 1 tsp?
5 mL
How many tsp in 1 tbsp?
3 tsp
How many mL in 1 tbsp?
15 mL
DOSAGES: LIQUID PREPARATIONS2024-2025 400+
QUESTIONS WITH CORRECT/ VERIFIED ANSWERS
GRADED A+/A
A client is admitted following a hip replacement. The physician orders Dilaudid (hydromorphone) 5mg.
The nurse has on hand Dilaudid 2mg/mL. How many mLs will the nurse administer?
2.5
5mg*1mL/2mg = 5mL/2 = 2.5 mL
A client is receiving 80mg of methylprednisolone q 6 hours. On hand there is 50mg/mL. How many mL
will the nurse draw up for the first dose?
1.6
80mg*1mL/50mg = 80mL/50 = 1.6 mL
A patient has an IV of 1 gram of Rocephin (ceftriaxone) in 100mL D5W (dextrose in water) to run over 20
minutes. How many mL per hour should the pump be set at?
300
A patient has an IV of dextrose in water 500mL to be infused over 5 hours. What will the drip rate be in
gtts/min using tubing with a drop factor of 10 gtts/mL?
17
,A patient has an IV piggyback of Zithromax (azithromycin) 500 mg in 240 mL of 0.9 NS to run over 2
hours. The tubing has a drip factor of 15. How many drops per minute should be administered?
30
A patient has an IV piggyback of Zithromax (azithromycin) 250mg in 500mL D5W to run over an hour. If
the nurse uses an IV controller, how many mL per hour will the nurse set the pump at?
500
Question states that the prescription runs over 1 hour and that the mL is 500.
A patient has an order for Ativan (lorazepam) 2.5mg po. The nurse has available 1mg tablets. How many
tablets should the nurse administer?
2.5
2.5mg*1tablet/1mg = 2.5tablets/1 = 2.5 tablets
A patient is receiving 120mg of methylprednisolone q 6 hours. The nurse has on hand 80mg/mL. How
many mL should the nurse draw up for the first dose?
1.5
120mg*1mL/80mg = 120mL/80 = 1.5mL
A patient is taking two 5 grain Tylenol tablets every four hours. How many grams of Tylenol is the
patient taking in a 24 hour period? (use 60mg = 1 grain)
3.6
,5grain | 24hours| 60mg | 1g |=
4hours| | 1grain| 1000mg|
(5)(24)(60)(1g)/(4)(1)(1000) = 7200g/4000 = 1.8g
two 5grain tablets, so 1.8*2 = 3.6g
A patient is to receive lovenox (enoxaparin) 120mg sq bid. The nurse has on hand Lovenox 80mg/mL.
How many mL should the nurse draw up?
1.5
120mg*1mL/80mg = 120mL/80 = 1.5mL
A patient with hypertension is to receive metoprolol (Toprol) 75mg once daily. The pharmacy dispenses
50mg scored tablets. How many tablets should the nurse instruct the patient to take daily?
1.5
75mg*1tablet/50mg=75tablet/50= 1.5tablets
Albuterol (Proventil) syrup 5mg is ordered tid for a child. It is supplied as 2mg in 3mL. How many mL will
the child receive in each dose?
7.5
5mg*3mL/2mg= 15mL/2= 7.5mL
An order read ergocalciferol 250,000 units po daily. The nurse has on hand ergocalciferol in 50,000 unit
tablets. How many tablets should the nurse administer?
5
, 250,000units*1tablet/50,000units= 250,000tablet/50,000 = 5tablets
How many mL in 1 oz?
30 mL
How many mL in 1 cc?
1 mL
How many oz in 1 cup?
8 oz
How many mL in 1 tsp?
5 mL
How many tsp in 1 tbsp?
3 tsp
How many mL in 1 tbsp?
15 mL
