The nurse has administered a beta blocker to an older adult client. Which finding alerts the nurse that the client may be experiencing toxicity?
1. Hypokalemia
2. Hypoglycemia
3. Hyponatremia
4. Hypocalcemia
2. Hypoglycemia
Explanation: 1. Hypokalemia is not a symptom of beta blocker toxicity.
2. Due to the changes in renal excretion related to aging, the older client is prone to drug toxicity. Signs of beta blocker toxicity include hypoglycemia.
3. Hyponatremia is not associated with beta blocker toxicity.
4. Hypocalcemia is not a symptom of beta blocker toxicity.
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