Author Question: A patient is admitted to the hospital with a diagnosis of heart failure. The patient is ordered to ... (Read 112 times)

ghost! · **on:** Jul 23, 2018

A patient is admitted to the hospital with a diagnosis of heart failure. The patient is ordered to receive furosemide (Lasix) 40 mg IV. How soon after administration should the nurse expect to see evidence of diuretic effects?

A) 1 minute
B) 5 minutes
C) 30 minutes
D) 2 hours

Question 2

A patient is taking tizanidine (Zanaflex) to treat spasticity from multiple sclerosis. Which of the following adverse effects of muscle relaxants is most pronounced with this medication?

A) Hypotension
B) Dark black urine
C) Excessive salivation
D) Eczema

asware1 · **Reply #1 on:** Jul 23, 2018

Answer to Question 1

B
Feedback:
After IV administration, diuretic effects occur within 5 minutes. The diuretic effect is not seen in 1 minute. The peak of the action occurs in 30 minutes, not the onset of action. The duration of action is 2 hours, not the onset of action.

Answer to Question 2

A
Feedback:
Hypotension is the most significant adverse effect of tizanidine. Dark black urine, excessive salivation, and eczema are not adverse effects of tizanidine.