Ghost Needlewort has the efficacy of clearing heat and detoxification (removing heat and toxicity from the body), dispersing blood stasis and eliminating swelling, and has a certain therapeutic effect on patients with hypertension accompanied by blood stasis and obstruction. Ghost Needlewort is the dried herb of Ghost Needlewort, family Asteraceae. It is bitter and flat in nature, and belongs to the liver, lung and large intestine meridians, with the effect of clearing heat and removing toxins, dispersing blood stasis and eliminating swelling. It can be used in the treatment of laryngitis, amenorrhea, burns, snake bites, bruises, skin infections, pediatric convulsions (a pediatric disease that mainly manifests itself in dizziness, apoplexy, and convulsions), and chancre. The medicinal properties of Ghost Needlewort are bitter, so it is not recommended for patients with weak spleen and stomach. Patients with high blood pressure are advised to go to regular hospitals for consultation and treatment under the guidance of professional physicians.