Pharm Tech Questions I need help with.

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***A 55 lb child is to receive heparin sodium by IV Infusion in a

dose of 50 units/kg of body weight every 4 hours. How many

milliliters of heparin sodium injection containing 5000 units/ml will

be administered for each dose?

***Which of the following system keeps a running inventory balance?

Physical, annual, Biannual, Perpetual

***When a tech delivers a narcotic to a patient care unit and cannot

find a nurse to sign for the delivery, what does he/she do with the

meds?

***A 40 ML stock vial of ranitidine contains a 25 mg/ml solution. How

many milliliters must be withdrawn for a patient who requires 50 mg

rantidine IV?

***How is the DEA number made up? I hear there is a formula to ensure

it is valid.