After the foot is smashed, you should use ice compresses immediately within 24 hours, go to the hospital to do a film of the examination, to rule out whether there is a bone problem, to observe the skin and soft tissue conditions of the smashed part, whether there is blackening and necrosis. In terms of simple pain medication, you can orally take Hu Li San, Fenbidu, sole capsule or external Yunnan Baiyao aerosol to activate blood circulation and eliminate blood stasis and relieve pain. In addition to medication, not walking on the ground is also a good pain relief measure. Within a week the smashed part is best not to soak in water, because it needs this period of time to observe the smashed part of the skin condition changes, serious there may be the place of the skin has blackened, necrosis, or even infected condition, need to go to the hospital for immediate medical attention.