A female client with mild depression reports to the nurse recently starting St. John's wort. Which information provided by the client requires further instruction?

A. Hard candy is a recommended way to manage dry mouth, a common side effect of many medications, including herbal supplements like St. John's wort. B. Insomnia is a potential side effect of St. John's wort, so this information is correct. C. St. John's wort can interact with oral contraceptives, reducing their effectiveness. Therefore, it is essential to use an additional form of contraception. D. St. John's wort can increase sensitivity to sunlight, making sun protection important for clients.