Hello, Lei Gong Teng has a bitter, pungent flavor, cool nature and great toxicity. It belongs to the liver and kidney meridians. Efficacy of expelling wind and dampness, clearing collaterals and relieving pain, reducing swelling and pain, detoxifying and killing worms. It is used for damp-heat nodules, cancerous tumors and toxicity, clinically used to treat leprosy reaction, rheumatoid arthritis, etc. Pharmacological studies have also shown that it has anti-tumor and anti-inflammatory effects. However, it is highly toxic and caution should be exercised.