Tangkuei & Ginger Combination (formula for menstruation and childbirth) Effects: activating blood and dispelling stasis; warming the meridian to relieve pain. Indications: postpartum retention of the lochia due to cold congealing blood stasis in the uterus; lower abdominal pain; internal blood stasis obstruction; white slippery fur; sunken tight pulse. Clinical Reference: This formula is often used in treating afterpains , (infantile pain of occipital bone), retention of the lochia, puerperal fever, postpartum recuperation, postpartum blood stasis and abdominal pain.