Dan Shen

"Action: Blood stasis in the lower Jiao (very important in gynecology), blood stasis obstructing the chest, rib and hypochondriac pain due to Liver Qi and blood stasis, Ying stage heat with restlessness, irritability, palpitations and insomnia, heart and kidney Yin deficiency, adjunctive to treat sores or early-stage breast abscesses, palpitations and insomnia due to Ying and Xue stage heat or heart blood deficiency."