Pharmacology

1. A provider prescribes phenobarbital for a client who has a seizure disorder. The medication has alonghalflife of 4 days. How many times per day should the nurse expect to administer this medication?

A. One

B. Two

C. Three

D. Four

2. A nurse educator isreviewing medication metabolism at an in-service presentation. Which of thefollowingfactors should the educator include as a reason to administer lower medication dosages? (Select all thatapply.)

A. Increased renal excretion

B. Increased medication-metabolizing enzymes

C. Liver failure

D. Peripheral vascular disease

E. Concurrent use of medication the same pathway metabolizes

3. A nurse is preparing to administer eye drops to a client. Which of the following actions shouldthenursetake? (Select all that apply.)

A. Have the client lie on one side. B. Ask the client to look up at the ceiling. C. Tell the client to blink when the drops enter the eye. D. Drop the medication into the client's conjunctivalsac. E. Instruct the client to close the eye gently after instillation. 4. A nurse is teaching a client about transdermal patches. Which of the following statements shouldthenurseidentify as an indication that the client understands?

A. "I will clean the site with an alcohol swab before I apply the patch." B. "I will rotate the application sites weekly." C. "I will apply the patch to an area of skin with no hair." D. "I will place the new patch on the site of the old patch." 5. A nurse reviewing a client's medical record notes a new prescription for verifying the troughlevel of theclient's medication. Which of the following actions should the nurse take?