The client takes several prescription medications and asks the nurse about using St. John's Wort for his depression. What is the best reply by the nurse?

A. "St. John's Wort has not been demonstrated to help with your kind of symptoms": St. John’s Wort has been shown to have antidepressant effects, particularly in cases of mild to moderate depression. Dismissing its efficacy outright may be misleading and may overlook valid patient interest in alternative therapies. B. "St. John's Wort might help, but you will still need your medications": This assumes the client will need to continue current medications without evaluating potential drug interactions. St. John’s Wort induces liver enzymes (especially CYP3A4), which can reduce the effectiveness of many prescription drugs, including antidepressants. C. "St. John's Wort is a completely safe alternative that might reduce your need for medications”: St. John’s Wort can cause serious interactions with many prescription drugs, potentially leading to serotonin syndrome or reduced drug effectiveness, particularly with SSRIs or warfarin. D. "St. John's Wort should be discussed with your healthcare provider before starting”: This response encourages the client to engage in shared decision-making while accounting for potential drug-herb interactions. The healthcare provider can assess the full medication list and guide safe use.