A nurse in an emergency department is preparing to administer theophylline by continuous intravenous (IV) infusion to a client who is experiencing an asthma attack. Which of the following actions should the nurse take?
Infuse the medication at 35 mg/min.
Infuse the medication with an IV pump.
Administer a test dose first.
Cover the IV container with dark paper.
The Correct Answer is B
Theophylline has a narrow therapeutic window which increase the risk of overdose and toxicity. It is also given at very small doses which could be difficult for the nursing staff to accurately titrate the drops and hence requires an infusion pump
A. Infusion of theophylline loading dose should not exceed 25mg/min due to risk of seizures and cardiac arrhythmias
C. Use of a test dose is not necessary as the risk of hypersensitivity with theophylline is very low.
D. Covering the IV container with dark paper is not necessary for the administration of theophylline.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Vasopressin (ADH) is used to treat diabetes insipidus by increasing water reabsorption in the kidneys, thereby decreasing urine output. Therefore, a decrease in urine output would indicate that the medication is effective in managing the condition. Options
A- Water retention increases blood pressure and not vice versa
C- Water retention leads to increased specific gravity of urine
D- Vasopressin has no effect on blood glucose
Correct Answer is C
Explanation
Glimepiride is a sulphonylurea. It stimulates the pancreatic beta cells to produce insulin. It has potential for causing hypoglycemiaa. Alcohol intoxication also causes hypoglycemia worsening the risk of hypoglycemia when used with glimepiride
A, B, D- do not have significant interaction with glimepiride.
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