What is the best time for the nurse to assess the peak effectiveness of subcutaneously administered Regular insulin?
a. Two hours after administration
b. Four hours after administration
c. Immediately after administration
d. Thirty minutes after administration
A
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A The peak action for Regular (short-acting) insulin is 2 to 3 hours after
subcutaneous administration.
B The duration of Regular (short-acting) insulin is only 3 to 6 hours. Peak action
occurs 2 to 3 hours after the insulin is administered.
C Subcutaneously administered Regular (short-acting) insulin has an onset of
action of 30 to 60 minutes after injection. The effectiveness of subcutaneously
administered, short-acting insulin cannot be assessed immediately after
administration.
D Thirty minutes corresponds to the onset of action for Regular (short-acting)
insulin.
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