*Patients with hormone-sensitive cancers should avoid taking S. flavescens as it demonstrated estrogenic effects in vitro, and can stimulate the proliferation of hormone-sensitive cancer cells.
*Toxic effects from use of the root may include nausea, dizziness, vomiting, constipation, spasms, disturbance of speech, irregular breathing, respiratory failure and death.
==Health Benefits and Uses of Sophora flavescens== Sophora flavescens is a Chinese medicinal herb used for the treatment of gastrointestinal hemorrhage, skin diseases, pyretic stranguria and viral hepatitis
==References==
*''Kang SC, Lee CM, Choi H, et al. Evaluation of oriental medicinal herbs for estrogenic and antiproliferative activities. Phytother Res. 2006 Nov;20(11):1017-9.''