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?

"St. John's Wort has not been demonstrated to help with your kind of symptoms"

"St. John's Wort might help, but you will still need your medications"

"St. John's Wort is a completely safe alternative that might reduce your need for medications”

"St. John's Wort should be discussed with your healthcare provider before starting”