Tripterygium is the alias of Wiregrass, which has the effect of clearing away heat and detoxification (removing heat and toxicity from the body), diuretic and diaphoretic (improving the problem of dribbling of urine, and the problem of small amount of urine not being able to pass). Wiregrass is sweet, light in flavor and cool in nature; it belongs to the liver meridian. It is mainly used in the treatment of lung-heat cough, sore throat, anonymous swelling and poison, sores, heat drenching (burning and stinging pain during urination, accompanied by frequent urination and urgency, and discomfort of traction in the abdomen), stone drenching (discharge of gravel during urination, or sudden interruption of urination, pain in the urethra, and intolerable pain in the lower back and abdomen), swelling of the lower limbs, and pain in the epigastric (abdominal) region. The adverse reactions and contraindications of Ironweed are currently unknown. If patients have any discomfort, please go to a regular medical institution; if you need to use Ironweed, you must use the drug under the guidance of a professional doctor.