SHENMAI injection is made up of water extracts of a famous traditional Chinese medicine formula named SHENMAI powder, which contains red ginseng and ophiopogon.This classical formula has been widely used by Chinese since the old dynasty, and considered to have the beneficial effect of Yin nourishing, body fluid induction, Qi supplement and pulse restoring.According to the document published, it mainly contains glucose, mannose, fructose and maltose as its chemical constituents.