A nurse is preparing to administer paliperidone 234 mg IM to a client. Available is paliperidone 273 mg/0.875 mL. How many ml. should the nurse administer? (Round the answer to the nearest hundredth. Use a leading zero if it applies. Do not use a trailing zero.)
The Correct Answer is ["0.75"]
Step by step calculation:
Determine the dosage required: 234 mg
Determine the concentration available: 273 mg/0.875 mL
Use the formula:
Volume (mL)=Required dose /(mg)Concentration (mg/mL)
First, find the mg/mL concentration:
Concentration (mg/mL)=273 mg/0.875 mL=312 mg/mL
Now calculate the volume:
Volume (mL)=234 mg/312 mg/mL
Volume (mL)≈0.75
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["1.3"]
Explanation
Step by step calculation:
Determinethedosagerequired:200mg
Determinetheconcentrationavailable:150mg/mL
Usetheformula:
Volume(mL)=Requireddose/(mg)Concentration(mg/mL)
Volume(mL)=200mg/150mg/mL
Calculatethevolume:
Volume(mL)=1.333
Roundtothenearesttenth: 1.3mL
Correct Answer is B
Explanation
A. Temazepam 15 mg PO at bedtime PRN sleep: This prescription is clear, as it specifies the medication, dosage, route, and that it is for as-needed use at bedtime. This is an appropriate use of a sedative-hypnotic medication for sleep issues.
B. Adderall XR 10 mg PO hs: The abbreviation "hs" typically means "at bedtime," but in the context of Adderall, which is a stimulant, this usage may raise concerns about inappropriate timing. Stimulants are usually prescribed in the morning to avoid insomnia and potential side effects, so clarifying this prescription is necessary to ensure safe and effective use.
C. Fluoxetine 20 mg PO every a.m.: This prescription is clearly stated, with an appropriate dosage and frequency. Fluoxetine is commonly prescribed for depression and can be taken in the morning, making this prescription acceptable.
D. Guanfacine 1 mg PO daily: The prescription is straightforward and appropriate, as guanfacine is often used for attention deficit hyperactivity disorder (ADHD) or hypertension and can be taken daily. There are no concerns that require clarification with this prescription.
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