A patient receiving intravenous aminophylline becomes restless, vomits and develops a rapid irregular pulse. Which action should the nurse take first?
Correct answer: A. Stop the infusion and notify the prescriber
- A. Stop the infusion and notify the prescriber
- B. Give the next dose with additional food
- C. Encourage strenuous exercise to reduce anxiety
- D. Place the patient flat and continue the infusion
Explanation
Restlessness, vomiting and dysrhythmia suggest theophylline toxicity, which can become life threatening. The infusion should be stopped and the prescriber notified promptly; continuing it can worsen toxicity.
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About Cardiovascular and Respiratory Drugs
Cardiovascular and respiratory drugs include antihypertensives, diuretics, antianginal agents, antiarrhythmics, cardiac glycosides, anticoagulants, bronchodilators, corticosteroids and cough medicines. Questions focus on mechanisms, indications, contraindications, toxicity and monitoring, especially the difference between drugs that reduce blood pressure, improve cardiac output or open narrowed airways.
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50 free Cardiovascular and Respiratory Drugs MCQs from Nursing Pharmacology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
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