Which statement made by a client indicates further teaching is required regarding the use of nitrofurantoin for pyelonephritis?

• A. "It is safe to take this medication throughout my pregnancy."
• B. "This medication should be taken with food."
• C. "I need to complete the full course of antibiotics."
• D. "I should avoid taking antacids while on this medication."

Answer: (A)

The statement indicating that it is safe to take nitrofurantoin throughout pregnancy suggests a misunderstanding of the medication's safety profile. Nitrofurantoin is categorized as a pregnancy category B drug, which means it has not shown any adverse effects in animal studies, but there are limited controlled studies in humans. Because of potential risks, particularly in the later stages of pregnancy, it's essential to provide caution regarding its use. Healthcare providers typically recommend avoiding nitrofurantoin during the last month of pregnancy due to concerns about hemolytic anemia in the newborn.

The other statements reflect accurate information about the use of nitrofurantoin. Taking the medication with food can enhance absorption and minimize gastrointestinal side effects, which is a common recommendation. Completing the full course of antibiotics is critical to ensure all bacteria are eradicated and to prevent resistance. Avoiding antacids is also advised, as they can interfere with the absorption of nitrofurantoin, potentially reducing its effectiveness. Each of these points reinforces safe and effective medication use, demonstrating that the correct response highlights the need for additional education regarding pregnancy and medication interactions.