RT Journal Article SR Electronic T1 Talking to patients about St. John’s wort JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 985 OP 989 VO 70 IS 11 A1 Deshmukh, Rashmi A1 Franco, Kathleen YR 2003 UL http://www.ccjm.org/content/70/11/985.abstract AB St. John’s wort, an unregulated herbal supplement widely used as a self-treatment for depression, can cause side effects and drug interactions. Physicians should ask their patients about use of over-the-counter products such as St. John’s wort and discuss their use in a frank but nonjudgmental manner.