Cold fear and cold limbs (fear of cold, cold limbs) after giving birth to a child may be related to spleen and kidney yang deficiency (deficiency of yang qi in the spleen and kidneys) or blood deficiency and blood stasis, which can be relieved by taking Radix Rehmanniae Pills with Conjugated Zi or Sheng Hua Tang orally. 1. Spleen and kidney yang deficiency: This syndrome can be relieved by taking Radix Rehmanniae Pill with Radix Rehmanniae Ziziphi and Zhenwu Tang. The former has the function of warming yang, strengthening the spleen and dispersing cold, which can relieve stomachache, cold pain in the epigastrium (cold pain in the epigastrium and abdomen), fine warmth, coldness (fear of cold, cold limbs), coldness, vomiting and diarrhea caused by deficiency of yang in the middle of the body, etc. The latter has the function of warming yang and relieving water. The latter has the effect of warming yang and benefiting water (replenishing yang qi in the body and promoting the circulation of water and liquid), and has a certain alleviating effect on the symptoms caused by kidney yang insufficiency (lack of yang qi in the kidneys) such as fear of cold and limb syncope, dysuria, edema, palpitation (accelerated heartbeat, often accompanied by panic), abdominal pain, and diarrhea. However, it should be used with caution for those who are allergic to the drug and those who are suffering from yin deficiency (deficiency of yin and essence in the body, resulting in hyperactive fire). 2. Blood deficiency and blood stasis syndrome: This syndrome can be relieved with Sheng Hua Tang. Biochemical soup has the effect of nourishing blood, eliminating blood stasis, warming the menstruation and relieving pain, and has a certain alleviating effect on the symptoms caused by blood deficiency, blood stasis and cold condensation such as post-partum malignant dew not being able to be discharged, cold pain in the abdomen, coldness in the limbs, less colorful, and fatigue, etc. If there is heat in the blood after delivery and there is blood stasis, it is recommended to use this soup. If the postpartum blood heat and stagnation should not use Biochemical Tang; if the evil discharge is excessive, bleeding, or even sweating shortness of breath and fatigue (dysphoria), it is prohibited. It is recommended to take the above medicines under the guidance of a doctor to avoid any misunderstanding or adverse reaction.