Studies in Confusion Similarly, two weeks ago, a study in the Journal of the American Medical Assn. revealed that the herbal supplement St. John's wort wasn't effective in treating major depression. But the fine print at the end of the journal article, where researchers disclose their monetary ties, should have given readers pause. Pfizer, which makes the antidepressant Zoloft, not only underwrote some of this research but also had financial connections with many of the study's investigators.
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ALERT ALERT, St. John's Wort must be doing a lot of good for people if the drug makers are trying this hard to debunk it.