A client receives his prescribed daily digoxin at 9 a.m. today. The nurse would expect to obtain a serum drug level at which time?
A) 12 noon today
B) 4 p.m. today
C) 9 p.m. tonight
D) 12 midnight
Ans: B
Feedback:
Blood for plasma level measurements should be drawn immediately before the next dose or 6 to 8 hours after the last dose regardless of route. For this client, that would be between 3 p.m. and 5 p.m. today or immediately before his dose tomorrow.
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