29. Ampicillin 200 mg by mouth is ordered. The label reads 500 mg/2 mL. How many mL will you administer?  

How many mL of 80% and 35% solutions needs to be combined to make 1 pint of 50% solution?

A 77-lb patient is ordered aminophylline 3 mg/kg po every 6 hours. The oral liquid is available as 105 mg/5 mL. What volume should be administered per dose?

A physician asks that 250 mL of a 15% solution be prepared from a stock supply of 80% solution. How many mL of the solute (stock solution) are needed?

An order is written for 60 mEq of KCl in 1,000 mL of fluid to run at 125 mL/hour. How many mEq of KCL are delivered each hour?

What is the ratio strength of a 0.025% solution?

A physician orders 16 oz of 25% solution to be made from 10% and 50% stock solutions. How many mL of 50% solution are needed?

What is the percent strength of a solution of 150 g active ingredient in a total of 1,000 mL of solution?

A child is 40″ tall and weighs 66 lb. A physician orders phenobarbital for the control of seizures. The normal adult dose is 100 mg tid. The available medication is 20 mg/5 mL. What is the approximate volume the child should receive per dose based on the adult dose?

The defection of Igor Gouzenko, a clerk from the Soviet embassy in Ottawa in 1945, had what major consequence for Canada?