can you please help me with these set of questions

A physician orders 2000units of heparin an hour for a patient to be given by IV infusion.The pharmacy provides a bag containing 25,000units of heparin in 250mL of 5% dextrose. What should the infusion rate for the bag be set to in mL/hr to achieve the physician's desired dose? Round your answer to nearest whole milliliter.

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1. 20 ml/hr

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A vial of penicillin G contains 750mg which is equivalent to 1,000,000 units of penicillin.How many milligrams from this vial would you need to compound 15g of an ointment that was to have a concentration of 25,000 units/g?

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Acetaminophen when taken in doses exceeding 4 grams a day has shown to be acutely hepatotoxic. You have a patient taking a combination tablet containing hydrocodone/acetaminophen 5mg /325 mg. How many of these whole tablets could the patient safely consume in one day without risk of acute liver injury?

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A 143 lb. patient is receiving anticoagulant therapy via an IV infusion of 20,000 units of heparin sodium in a 500mL bag of D5W.The infusion rate was set by the nurse to 1500 units/hr.

a) What is the length of time this bag can run at this infusion rate in hours? Round your answer down to the nearest hour.

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b) What dose does the patient receive in units/kg/hr?

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2.

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You have a prescription for Augmentin that calls for the patient to take "2 tsp BID x 14 days". What volume (in mls) of medication would you need to dispense for this Rx?

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A physician asks you to calculate the dose of a cough syrup containing dextromethorphan in a concentration of 15mg/1mL in a 120mL stock bottle. You calculate the dose to be 1.5mg per dose and the liquid dropper to be dispensed with the Rx is calibrated to 20 gtts/mL of the cough syrup. How many drops should the child receive in drops/dose?

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How many grams of NaCl are required to make a 2L solution of 0.9% NaCl?

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You are treating a 54 year old female in your oncology clinic for a refractory astrocytoma with temozolomide. The patient's treatment regimen calls for 150mg/m2/day for days 1-5 of a 28 day cycle. If the patient is 155cm tall and weighs 99lbs. what is the cumulative total dose of temozolomide the patient will receive in ONE 28 day cycle? Round your answer to the nearest 10 mg.

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A pediatric patient is being given enalaprilat Q12H via IV infusion. Based on an IV dosing of 5 mcg/kg Q12H the patient is currently receiving 70mcg IV Q12H. The patient is going to be discharged soon and the MD wants to convert the patient from IV to PO therapy at a single daily dose of 100mcg/kg of PO enalapril. How much in mg should the patient receive of oral enalapril?

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What is the percentage strength (v/v) if 90 g of liquid petrolatum, specific gravity 0.87, is added to enough water to make 1.5 L of the solution? Round your answer to the nearest whole percent.

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If 50 mL of glycerin weighs 63 g, what is its density in grams per ml?

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1. 1.26 g/ml

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In 200mL of a 10% dextrose/5% NaCl solution.Enter your answers in the corresponding boxes below:

a.How many grams of NaCl are there?1

b.How many grams of dextrose are there?2

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If 50 doses of a formulation contain the following:

Polyethylene glycol 25g

Active ingredient 2g

Purified water 5g

How many mL of polyethylene glycol, specific gravity 1.13, are needed to prepare 75 doses?

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An IV solution contains 150 mg of a drug in every 50 mL of solution. What is the concentration of the drug in micrograms/1 microliter?Make sure to reduce your answer to where 1 microliter is in the denominator.

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You receive the following Rx to be compounded:

Rx

enalapril

hydrochlorothiazide aa. 10 mg

calcium phosphate 40 mg

lactose qs ad 300 mg

m ft cap i dtd #30

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1) How many mg of enalapril are in one dose of this Rx?1

2) If the patient gets this filled on September 1, starts taking it on September 1, and takes it exactly as directed, what date would the patient take the last capsule? Give answer in following format (mm/dd).2

1. 10 mg

2. 09/30

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Which of the following are important counseling points when a patient is picking up Polyethylene Glycol 3350 for the first time:

I. Insert Rectally

II. Mix with water

III. Do not exceed 16mg in one 24 hour period

IV. Medication should begin working within 24 hours

A. I only

B. II only

C. I, II, III

D. II, IV

E. II, III, IV

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A drug is supplied as a 200mg/5 mL solution. How many milliliters are required for a dose of 2g?

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If a 0.5mL of a mumps vaccine contains 7500 units of antigen, how many units of antigen are present per mL if the 0.5mL vaccine was diluted to 2mL with sterile water?

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A drug is supplied in a solution of 0.3 mg/mL. How many milliliters are needed to provide 50 mcg?

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A pharmacist has 4 ounces of codeine sulfate. She uses 1/6 of an ounce, then of an ounce then 1 and 1/3 of an ounce.How many ounces are left?

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If a potassium chloride elixir contains 25 milliequivalents in 18 mL, how many milliliters will provide 30 milliequivalents?

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