Clients who take metformin should be aware that:
a. the drug should be withheld for at least 48 hours after the use of IV contrast.
b. they may self-adjust the dosage of the drug as needed.
c. some clients develop respiratory acidosis as an adverse effect of this therapy.
d. the drug acts by decreasing pancreatic glucose production.
ANS: A
Feedback
A Correct: Because of the risk of lactic acidosis, metformin should not be given within 24 hours after IV contrast is used.
B Incorrect: This medication should only be adjusted by the health care provider.
C Incorrect: Some clients develop lactic (metabolic) acidosis.
D Incorrect: The pancreas does not produce glucose.
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