The adult dosage and method of Lei Gong Teng are decoction, which requires 10~25 grams, and if with root bark needs to be reduced. If ground into powder, each time need about 0.5~1.5 grams. For external use, it is used in moderation. Lei Gong Teng is a kind of traditional Chinese medicine, which has the efficacy of subduing swelling and relieving pain (eliminating swelling and pain), activating blood circulation and dispelling wind-dampness, and is clinically used in the treatment of rheumatism and paralysis, eczema, scabies and furunculosis (mostly occurring in the limbs or the face, with the shape of a small, rooted and deep, as hard as nails), swelling and poisoning and other illnesses. Patients taking Lei Gong Teng decoction usually need 10~25 grams, and the decoction can be taken in 1~2 hours with mild fire. If it is ground into powder, about 0.5~1.5 grams are needed each time. For external use, it is used in moderation. The toxicity of Lei Gong Teng is large, the first time users start from a small dose, after 3-4 days of service gradually adapt to can be gradually increased to the usual amount. Gastrointestinal reactions, such as nausea, vomiting and other adverse reactions, may occur after taking Lei Gong Teng. Note that people with organic lesions of heart, liver and kidney and leukopenia should be cautious of taking it, and pregnant women should avoid taking Lei Gong Teng. When patients need to take Lei Gong Teng, it is recommended to do so under the diagnosis and treatment of a Chinese medicine practitioner to avoid serious consequences.