The nurse realizes which patient is at greatest risk for an unintended synergistic effect?

Question

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A synergistic effect occurs when two medications potentiate each other,creating a greater effect than a single medication on its own.Polypharmacy is likely to occur when the 72-year-old is seeing four different health care providers.Polypharmacy places the patient at risk for unintended mixing of medications that potentiate each other.The child taking too much of a medication by mistake could experience overdose or toxicity.The 50-year-old is prescribed two different blood pressure medications for their synergistic effect,but this is a desired event.A drug addict mixing chemicals can be toxic.

The Nurse Realizes Which Patient Is at Greatest Risk for an Unintended