The whole herb is used as medicine for treating headache, migraine, earache, sinusitis, bronchitis, phlegm, common cold, asthma, burping, flatulence, stomachache, stomach cramp, flatulence, dyspepsia, enteritis and diarrhea, hyperuricemia, muscle soreness, soft skin, chest pain, traumatic injury, blood stasis, rheumatoid arthritis, children's fever and nephritis. Has the effects of relieving summer-heat, detoxicating, relieving pain, invigorating stomach, invigorating qi, replenishing essence, and promoting blood circulation. Stem and leaf used in obstetrics can make prenatal blood circulation good; This kind of seed is called Guangmingzi, which is mainly used for ordering and contraception.