A nurse is preparing to administer venlafaxine 225 mg PO to a client who has generalized anxiety disorder. Available is venlafaxine 75 mg sustained-release capsules. How many capsules should the nurse administer? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
The Correct Answer is ["3"]
Rationale:
How to solve this step by step:
Determine the dosage required: 225 mg
Available capsule strength: 75 mg per capsule
Calculate the number of capsules:
Number of capsules=Required dose (mg)/Capsule strength (mg/capsule)
Number of capsules=225 mg/75 mg/capsule
Result:
Number of capsules=3
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["mL"]
Explanation
Rationale:
Step by step calculation:
Determinethedosagerequired:25mg
Determinetheconcentrationavailable:25mg/2mL
Usetheformula:
Volume(mL)=Requireddose/(mg)Concentration(mg/mL)
Simplifythecalculation:
Volume(mL)=25mg/25mg/2mL
Volume(mL)=2
Correct Answer is ["0.5"]
Explanation
Step by step calculation:
Determinethedosagerequiredinmcg:500mcg
Understandtheconversionfactor:1mg=1000mcg
Usetheformula:
Weight(mg)=Weight(mcg)1000
Weight(mg)=500mcg/1000
Calculatetheweight:
Weight(mg)=0.5
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