A nurse is preparing to administer diazepam 7.5 mg IM to a client who is experiencing anxiety. Available is diazepam injection 5 mg/mL. How many mL should the nurse administer? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)
The Correct Answer is ["1.5"]
Step by step calculation:
Determine the dosage required: 7.5 mg
Determine the concentration available: 5 mg/mL
Use the formula:
Volume (mL)=Required dose (mg)/Concentration (mg/mL)
Volume (mL)=7.5 mg/5 mg/mL
Calculate the volume:
Volume (mL)=1.5
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["1.5"]
Explanation
Step by step calculation:
Determinethedosagerequired:7.5mg
Determinetheconcentrationavailable:5mg/mL
Usetheformula:
Volume(mL)=Requireddose(mg)/Concentration(mg/mL)
Volume(mL)=7.5mg/5mg/mL
Calculatethevolume:
Volume(mL)=1.5
Correct Answer is ["2"]
Explanation
Step by step calculation:
Determinethetotaldailydosage:900mg
Determinehowmanydosesperday:Every8hoursmeans3dosesperday
Calculatethedosageperadministration:
Doseperadministration=Totaldailydose(mg)/Numberofdosesperday=900mg/3
Doseperadministration=300mg
Availablecapsulestrength:150mgpercapsule
Calculatethenumberofcapsules:
Numberofcapsulesperdose=Requireddoseperadministration(mg)Capsulestrength(mg/capsule)=300mg/150mg/capsule
Numberofcapsulesperdose=2
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