Chinese medical tradition requires an entire examination prior to administering remedies. Self-treatment is strongly discouraged, so do not take it under any form without previous medical advice from a qualified herbalist practitioner. This herb is classified as safe if used according to indications on product labels, yet it is unrecommended if you are taking blood pressure medication, if you are pregnant or during breastfeeding. Even if there are no reports of known hazards , stay on the safe side and use cautiously this kind of herbal treatment.