Exam (elaborations)
Dosage Calculation in Advance Nursing Exam 2024
- Institution
- Jersey College Of Nursing
Dosage Calculation in Advance Nursing Exam 2024
[Show more]
Content preview
Dosage Calculation in Advance Nursing Exam 2024Warfarin Dosage
Question: A patient has a bottle of warfarin 5 mg tablets at home. After his most recent
international normalised ratio (INR), the doctor calls and tells him to take 7.5 mg/day. How
many tablets (scored) should the patient take?
Step by step answer:
Step 1: Identify the dose required: 7.5 mg
Step 2: Identify the dose per tablet: 5 mg
Step 3: Calculate the number of tablets:
o Number of tablets = Dose required / Dose per tablet
o Number of tablets = 7.5 mg / 5 mg
o Number of tablets = 1.5 tablets
Ranitidine IVPB
Question: You have an IVPB of ranitidine (Zantac) 50 mg in 50 mL D5W to run over 30
minutes. The tubing has a drip factor of 15. How many drops per minute will you set on the IV
infusion controller?
Step by step answer:
Step 1: Identify the volume to be infused: 50 mL
Step 2: Identify the time over which it is to be infused: 30 minutes
Step 3: Identify the drip factor: 15 drops/mL
Step 4: Calculate the flow rate:
o Flow rate = Volume (mL) / Time (min) * Drip factor
o Flow rate = 50 mL / 30 min * 15 drops/mL
o Flow rate = 25 drops/min
Kanamycin Dosage
Question: A health care provider prescribes kanamycin (Kantrex) 7.5 mg/kg IM every 12 hours;
Available: kanamycin 0.35 Gm/mL. How many mL will you administer for each dose to a 157 lb
patient?
,Step by step answer:
Step 1: Convert patient weight to kg: 157 lb / 2.2 = 71.36 kg
Step 2: Calculate the dose required:
o Dose required = 7.5 mg/kg * 71.36 kg = 535.2 mg
Step 3: Identify the concentration available: 0.35 Gm/mL = 350 mg/mL
Step 4: Calculate the volume to administer:
o Volume to administer = Dose required / Concentration
o Volume to administer = 535.2 mg / 350 mg/mL
o Volume to administer = 1.53 mL
Acetaminophen Suppository
Question: A health care provider orders acetaminophen (Tylenol) supp 1 g per rectum every 6
hours as needed for temperature > 37.5°C. Available: Tylenol supp. 325 mg (scored). How many
suppositories will you administer?
Step by step answer:
Step 1: Identify the dose required: 1 g = 1000 mg
Step 2: Identify the dose per suppository: 325 mg
Step 3: Calculate the number of suppositories:
o Number of suppositories = Dose required / Dose per suppository
o Number of suppositories = 1000 mg / 325 mg
o Number of suppositories ≈ 3.08 suppositories
Tylenol for Child
Question: MD writes an order for Tylenol 160 mg by mouth as needed every 6 hours for pain for
a child. The pharmacy dispenses you with 80 mg per mL. How many mL will you administer per
dose?
A. 2 mL/dose
B. 6 mL/dose
C. 0.5 mL/dose
D. 25 mL/dose
Step by step answer:
, Step 1: Identify the dose required: 160 mg
Step 2: Identify the concentration available: 80 mg/mL
Step 3: Calculate the volume to administer:
o Volume to administer = Dose required / Concentration
o Volume to administer = 160 mg / 80 mg/mL
o Volume to administer = 2 mL
Correct option: A. 2 mL/dose
Mucomyst Dosage
Question: MD orders Mucomyst 300 mg by mouth one dose before heart catheterization. The
pharmacy dispenses you with 600 mg/2 mL. How many mL will you administer per dose?
A. 150 mL/dose
B. 2 mL/dose
C. 1 mL/dose
D. 0.25 mL/dose
Step by step answer:
Step 1: Identify the dose required: 300 mg
Step 2: Identify the concentration available: 600 mg/2 mL = 300 mg/mL
Step 3: Calculate the volume to administer:
o Volume to administer = Dose required / Concentration
o Volume to administer = 300 mg / 300 mg/mL
o Volume to administer = 1 mL
Correct option: C. 1 mL/dose
Ibuprofen for Child
Question: MD writes an order for Ibuprofen 3 mg/kg by mouth every 6 hours for pain for a
child. The child weighs 73 lb. The pharmacy dispenses you with 50 mg/2 mL. How many mL will
you administer per dose?
A. 1 mL/dose
B. 4 mL/dose
C. 3 mL/dose
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller georgeroberts. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $16.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
53340 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now