Exam 16: Calculation of Dosages

What is the correct dosage for a 25-lb child if the adult dose is 100 mg?

Using Clark's rule (weight of the child in pounds/150, then multiplied by the average adult dose), what should the dose of promethazine be for a 20-kg child if the average adult dose is 25 mg (round to the nearest whole number)?

Kanamycin 1 g PO qid x 3 days is ordered. The available drug is in 500 mg capsules. What is the correct number of capsules that should be given per dose?

The administration ____________________ refers to the site on the body or the method of delivery that is intended.

The manufacturers' name for a medication is often called a trade, brand, or ____________________ name.

A nitroglycerin drip is ordered to be infused at 20 mcg/minute. The stock solution available has a concentration of 50 mg/250 mL. How many mL/hr should the IV be administered?

What is the minimum distance that IV fluids should be hung above the patient's heart so that the fluid can be infused by gravity?

A patient is ordered 12,000 units of heparin sodium to be given by continuous intravenous drip over 24 hours. Each 500 mL bag of heparin contains 25,000 units. How many milliliters should be administered per hour?

Which of the following is true regarding generic drug names?

Which concentration of heparin solution is appropriate for flushing a CVC catheter?

How many 500 mg doses can be prepared from a 10 g vial of cefuroxine?

How many milligrams of sodium chloride are contained in a 250 mL bag of 0.9% NaCl?

By federal law, all medications must be identified with the control number, which is also called the

The hospital pharmacy keeps cefazolin 1 gram/50 mL D5W piggyback bags in stock for surgery. Bulk bottles of cefazolin are available as 10 gram powder per vial. The reconstitution instructions state that the final concentration of solution will be 1000 mg per 5 mL if 45 mL of sterile water is added to the vial. How many mLs of cefazolin solution would be required to make eight piggyback bags?

The body surface area is important for determination of medication doses for burn victims and for patients undergoing open ____________________ surgery.

Mrs. Green presents to the pharmacy with a prescription for her warfarin. The prescription reads as follows: Warfarin 5 mg tablet on Mondays, Wednesdays, and Fridays. Warfarin 2.5 mg (one-half a 5 mg tablet) on Tuesdays, Thursdays, Saturdays, and Sunday. Dispense: quantity sufficient for 28 days of therapy. How many 5-mg tablets will be required for this prescription?

What instructions should be given to patients who are prescribed liquid potassium chloride supplements to be administered orally?

The pharmacy has an order to mix heparin 25,000 units in 500 mL of D5W. What is the final concentration in units per mL?

Insulin is ordered and measured in which units?

The ____________________ of a drug identifies its structure and composition.