Calculate the amount you will prepare for each dose. A prescriber orders 400 mg IV erythromycin.  It is available in a vial of powdered erythromycin.  The label states "constitute to 100 mg/mL with 4.8 mL of sterile water for injection."  How many milliliters should be given?

An important element of easy-to-read instructions is the use of _______ words

a. shorter b. polysyllabic c. abbreviated d. technical

Your patient is a 17-year-old male who is spitting and coughing after swallowing some gasoline while siphoning from a gas tank. Which of the following should you do first?

A) Have the patient drink a glass of milk. B) Contact medical control. C) Administer syrup of ipecac. D) Insert a Combitube or another blind insertion device, if you are trained to do so.