A Child Has Received Amoxicillin [Amoxil] for Three Previous Ear

question 9

Multiple Choice

A child has received amoxicillin [Amoxil] for three previous ear infections, but a current otitis media episode is not responding to treatment. The nurse caring for this child suspects that resistance to the bacterial agent has occurred by which microbial mechanism?

• A) Alteration of drug target molecules
• B) Antagonist production
• C) Drug inactivation
• D) Reduction of drug concentration at the site of action

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