17th August 2020

A mother has brought her 14-year-old son to see the GP

A mother has brought her 14-year-old son to see the GP. She is concerned about what she describes as “yellowing” of his teeth, as she has recently read an article about antibiotics as a cause of this, and knows that he had a course of one of these antibiotics when he was younger.

For the case above, please select the SINGLE most likely cause of the adverse reaction being described. Select ONE option from the list above.