Biochemical decoction is a hemostatic agent, which has the effects of nourishing blood and removing blood stasis, warming and analgesic. Indications of blood deficiency and cold coagulation, blood stasis block. Postpartum lochia does not work, lower abdomen is cold and painful. It is commonly used in the treatment of poor postnatal uterine regeneration, postpartum contraction pain, and placental remnants.

生化汤为理血剂，具有养血祛瘀，温经止痛之功效。主治血虚寒凝，瘀血阻滞证。产后恶露不行，小腹冷痛。临床常用于治疗产后子宫复旧不良、产后宫缩疼痛、胎盘残留等属产后血虚寒凝，瘀血内阻者。