1, blood circulation: strychnine has the effect of relaxing the tendons and activating the blood, dispersing the cold and promoting the circulation. For bruises and injuries, canker sores and swelling pain has a very good effect. 2, in addition to wind and dispel damp: strychnine also in addition to wind damp, dispel wind and cold efficacy, for rheumatic rheumatoid arthritis has a very good effect. 3, anti-inflammatory and antibacterial: strychnine also has anti-inflammatory effects, applicable to non-specific inflammatory canker sores and swelling pain has a certain effect. 4, pain relief: strychnine is one of the most effective drugs in Chinese medicine for pain relief, especially for rheumatic bone pain and muscle injury pain. It is especially effective in rheumatism, bone pain and muscle injury pain. 5. The dosage of strychnine is used internally: after concoction into pills, pans, each time 0.2-0.6 g. Large dose 0.9 g. For external use: appropriate amount, grinded and sprinkled, soaked in water, vinegar grinding, decoction oil application or boiled paste spread. For internal use, it is appropriate to control the amount of 6mg at a time according to the composition of the ingredient, stilbene. The dosage is usually increased gradually from a small dose until the affected person feels a transient slight muscle tremor.