rct
    2005
    High Quality

    St John's wort for obsessive-compulsive disorder: a double-blind placebo-controlled trial

    Kobak KA, Taylor LV, Bystritsky A, Kohlenberg CJ, Greist JH, Tucker P

    Published in International Clinical Psychopharmacology

    Methodology

    Randomized double-blind placebo-controlled trial of standardized Hypericum perforatum extract in adults with obsessive-compulsive disorder.

    Key Findings

    St John's wort produced no greater symptom reduction than placebo over twelve weeks.

    Conclusions

    St John's wort is not effective for obsessive thoughts.

    Limitations

    Modest sample; fixed dose only.

    Supplements Studied

    St John's wort produced no greater symptom reduction than placebo over twelve weeks

    Outcomes Measured

    St John's wort produced no greater symptom reduction than placebo over twelve weeks

    Related Health Concerns

    Study Details

    Year:2005
    Sample Size:60
    Duration:12 weeks
    Quality Score:7/10

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