You can drink siwu ointment after delivery. Siwu ointment has the effect of regulating menstruation and nourishing blood. Because of blood deficiency, it is not suitable for menstrual period, such as less menstrual flow, pale face, dizziness and so on. Because taking Siwu Ointment during menstrual period may lead to an increase in menstrual volume or prolonged menstrual period, the usage and dosage of Siwu Ointment are: oral, 14-2 1g, once a day, three times a day, which is most suitable for taking three to seven days after menstruation, once in the morning and once in the evening, on an empty stomach. Those allergic to Siwu Ointment are forbidden for three to seven days, and those allergic to physique should be used with caution. Pregnant women are prohibited; Because Siwu ointment is a decoction containing refined honey, it is forbidden for diabetic patients. Before taking Siwu Ointment, patients should consult a doctor whether it is suitable for them or take it according to the doctor's advice to avoid getting worse. Siwu Ointment is composed of Chinese herbs such as Angelica sinensis, Ligusticum Chuanxiong, Radix Paeoniae Alba, Radix Rehmanniae Preparata, etc. Auxiliary materials are sucrose and potassium sorbate. Angelica sinensis in the prescription mainly nourishes blood and softens the liver, and regulates menstruation with blood. Rehmannia glutinosa nourishes yin and blood as a minister; Radix Paeoniae Alba nourishes blood and softens liver, and uterus assists; Chuanxiong promotes blood circulation and qi circulation, so that the four flavors can be used together, nourishing without stagnation, nourishing without greasy, nourishing blood and activating blood, and harmonizing uterine blood.