"Continue taking the medication; the brown urine occurs and is not harmful." should be the appropriate response. The correct option is 1.
<h3>What is nitrofurantoin?</h3>
Nitrofurantoin is an antibacterial medication that is used to treat bladder infections, but it is less effective in treating kidney infections.
It is taken orally. Nausea, loss of appetite, diarrhea, and headaches are common side effects. Numbness, lung problems, or liver problems are uncommon.
"Continue taking the medication; the brown urine is normal and harmless," is the appropriate way.
Thus, the correct option is 1.
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