Motherwort Herb P.E is a brown active substance extracted from the fresh or dry aerial parts of the Lamiaceae plant Leonurus japonicus Houtt., in which Stachydrine hydrochloride is the main active ingredient.
Motherwort Herb P.E can also be used for anti-inflammatory, whitening, irregular menstruation, dysmenorrhea, amenorrhea, lochia, postpartum blood stasis and abdominal pain, nephritis and edema, dysuria, sore swelling and poisoning, traumatic injury.
Motherwort Herb P.E is very low in toxicity. The LD50 of intravenous injection to mice was (572.2±37.2) mg/kg. Motherwort ointment could induce abortion in pregnant rabbits, but had no effect on body temperature, respiration and heart rate. If more than 30g of fenugreek is taken at a time, poisoning can occur within 4 to 6 hours. Symptoms are: general weakness, soreness, immobility of lower limbs, chest tightness; severe sweating and collapse.
