There is no formula that is the strongest in activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body). Formulas for activating blood circulation and removing blood stasis include Hematophagocephalous Stasis Relieving Soup (血府逐瘀汤), Lost Smile San (失笑散), and Gui Zhi Fu Ling Pill (桂枝茯苓丸), which are required to identify the symptoms. 1. Hematophagus and Blood Stasis Relieving Soup: composed of Angelica sinensis, Radix Rehmanniae Praeparata, peach kernel and other medicines, it has the efficacy of invigorating blood and removing blood stasis, promoting qi and relieving pain (relieving pain by regulating the body’s qi), and it can be used for treating chest pain, headache, palpitations (accelerated heartbeat often accompanied by panic), darkness of the eyes, and tautness of the veins, etc., which are caused by blood stasis. This medicine is not recommended for pregnant women. 2. Lost Smile San: composed of Pu Huang and Wu Ling Yi, it has the efficacy of activating blood circulation, eliminating blood stasis, dispersing knots and relieving pain, and can be used for treating menstrual cramps and postpartum abdominal pain, etc. It is not recommended for pregnant women. This medicine is forbidden for pregnant women. 3. Gui Zhi Fu Ling Pill: composed of Gui Zhi, Poria, Dampy, peach kernel, etc., with the efficacy of activating blood circulation, eliminating blood stasis and eliminating symptoms, it can be used to treat the symptoms of persistent symptoms, blood stasis and menstrual closure, and post-partum menorrhagia. After taking the drug can be seen in the stomach and epigastric discomfort, hidden pain and other adverse reactions, menstruation and 3 days after menstruation to stop taking, pregnant women should not be used. The use of drugs need to be under the guidance of a professional physician, do not use without authorization, in order to avoid adverse consequences.