Easy Pills cannot replace Sihui San. 1. Free and Easy Pill: It is composed of Chai Hu, Angelica Sinensis, Radix Paeoniae Alba and Atractylodes Macrocephalae. It is effective in clearing the liver and strengthening the spleen (regulating liver qi and strengthening spleen function), nourishing blood and regulating menstruation (regulating menstrual irregularities caused by blood deficiency), and is used for the pain and distension of the chest and hypochondrium (a collective term for the chest and ribcage area) caused by the lack of liver qi, dizziness and dizziness, reduction of diet, and menstrual irregularities in females. Adverse effects and contraindications of the drug are not known. Cold, raw and cold food should not be consumed while taking the medicine. Patients with cold and flu and those with excessive menstruation should not take this medicine. 2. Si Reverse San: It is composed of Chai Hu, fried Citrus aurantium, Paeonia lactiflora and Glycyrrhiza glabra. It has the effect of dispersing heat, dredging the liver and regulating the spleen. It is used for heat syncope (diseases in which the circulation of yang qi is blocked by evil heat, resulting in cold hands and feet), lack of warmth in the hands and feet, distension and stuffiness in the abdomen and ribs, pain in the epigastric region, diarrhea and dysentery, etc. The adverse effects and contraindications of this medicine are still unknown. The adverse effects and contraindications of this drug are not known. Caution should be exercised in cases of dystocia (pain in the area of coeruleus and ribs) caused by deficiency of liver yin. Avoid irritation and exertion while taking the medicine. It can be seen that there are differences in the composition and efficacy between Easy Pill and Sihui San, therefore Easy Pill cannot be used as a substitute for Sihui San. The above medicines should be used by professional Chinese medicine practitioners after diagnosis, and should not be used blindly by oneself, so as not to aggravate the condition or have adverse consequences.