American family physician
The most recent articles from:
Am Fam Physician
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St. John's wort has been used to treat a variety of conditions. Several brands are standardized for content of hypericin and hyperforin, which are among the most researched active components of St. ⋯ John's wort for the treatment of major depression have had conflicting results. St. John's wort is generally well tolerated, although it may potentially reduce the effectiveness of several pharmaceutical drugs.