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.

Answer and Explanation

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.

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Correct Answer is C

Explanation

warfarin inhibits vitamin K epoxide reductase interfering with the synthesis of vitamin K dependent clotting factors (II, VII, IX, and X). This prolongs the prothrombin time, expressed in the form of INR international normalized ratio. Monitoring of INR helps to ensure that the prescribed dosages are within the therapeutic levels without increasing the risk of bleeding. The target INR range is between 2.5 and 3.5.
A. Used to monitor heparin therapy

B, D- not used for monitoring

A. A client received crushed bupropion XL tablet mixed with applesauce. B. A nurse injected Demerol 1M into the vastus lateralis site of adult. C. A nurse used a 25-gauge inch needle to administer heparin injection. D. A client received gentamicin intermittent IV bolus over I hr.

Correct Answer is A

Explanation

Bupropion XL tablets should be taken whole. Crushing the tablet interferes with the pharmacokinetics of the drug leading to reduced efficacy and increased risk of toxicity. Administering bupropion XL inappropriately could result in harm to the client and should prompt the nurse to file an incident report to document the error and ensure appropriate follow-up and monitoring.

B. Meperidine is a commonly administered opioid analgesic and can be given intramuscularly in appropriate doses and sites.

C. Selection of the needle length and gauge depend on the route of administration and individual client's characteristics

D.Gentamicin can be administered by intermittent IV bolus over a prolonged period as part of its dosing regimen.

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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?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

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Correct Answer is A

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