The FDA said the labels also carry mixed messages about long versus short term use because the instructions for the aspirin content conflict with the instructions for the supplement content.

FDA称，由于对阿司匹林成分的说明和对添加剂成分的说明相互矛盾，所以标签对长期和短期服用的用药信息也比较混乱。

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Although total sales of the supplement run into the tens of millions of dollars every year, there have never been any long-term studies to determine whether its safe.

NPR: Menopause Study: Herbal Remedies Don't Help