Author Question: An individual with poststroke depression is receiving a CNS stimulant. What is the rationale for ... (Read 6 times)

chads108 · **on:** Jul 19, 2018

An individual with poststroke depression is receiving a CNS stimulant. What is the rationale for giving the medication at breakfast and again at midday?

1. Prevent insomnia
2. Prevent toxic reactions
3. Decrease afternoon sleepiness
4. Give an opportunity to monitor behavior closely

Question 2

A client was prescribed alprazolam (Xanax) for symptoms of anxiety related to a recent divorce and relocation. She stated to the nurse, A little while after I take the medication, I feel out of it and spacey. What is the likely cause of this f

1. The combination of lorazepam with an antidepressant
2. Rapid absorption and distribution to brain cells
3. Sensitivity of the mesencephalic reticular activating system
4. Long elimination half-life

bulacsom · **Reply #1 on:** Jul 19, 2018

Answer to Question 1

ANS: 1
CNS stimulants may cause insomnia if given late in the day. Options 2, 3, and 4 are not applica-ble rationales.

Answer to Question 2

ANS: 2
Xanax and Valium are the two most rapidly absorbed benzodiazepines. The buzz effect of feeling spacey is related to CNS depression. 1. The scenario does not mention use of an antide-pressant. 3. This describes the mechanism of barbiturate action. 4. This sensation is not related to half-life.