Cinnamomum camphora leaves can dispel wind and remove dampness, and many elderly people with rheumatism will use it as a potion to soak their feet to treat rheumatism, which is also effective for traumatic pain. The decocted water is used to wash the pain or make trouble to coach the injured part, and the medicinal effect is still very significant. In addition, camphor leaves can also treat gangrene, foot sores, facial swelling and other diseases. But if it is taken orally, it must be remembered that pregnant women should not take it, which is prone to slippery tires.