Yunnan Baiyao Aerosol is not recommended for immediate use after internal ankle fracture due to trauma at the surgical site. The main effect of Yunnan Baiyao aerosol for external use is to activate blood circulation and dissipate blood stasis, reduce swelling and relieve pain, there are contraindications to the use of Yunnan Baiyao, allergic to Yunnan Baiyao, and those with damaged skin should not be used. Due to the presence of localized wounds after internal ankle fracture surgery, it is not recommended to spray Yunnan Baiyao aerosol immediately, so as not to affect the wound healing. Oral medication can be taken to achieve the purpose of activating blood circulation and removing blood stasis, reducing swelling and relieving pain. Whether or not Yunnan Baiyao aerosol can be used after internal ankle fracture surgery, or the best time to use it, it is recommended to consult a doctor, under the guidance of the doctor to choose the medication, so as not to cause adverse reactions.