Yunnan Baiyao Spray generally refers to Yunnan Baiyao Aerosol, which does not require a rub after spraying. Yunnan Baiyao Aerosol has the effects of activating blood circulation and dissipating blood stasis (promoting blood circulation and eliminating blood stasis in the body), reducing swelling and relieving pain (eliminating swelling and pain). It is commonly used in the treatment of bruises, stasis and swelling, muscle pain, rheumatic pain and other conditions. Usually patients do not need to rub after spraying, rubbing may aggravate the local discomfort. Yunnan Baiyao aerosol belongs to the external drug, can not be sprayed into the mouth, eyes, nose and other parts of the skin damaged people are prohibited from using. Since this drug has the effect of activating blood circulation and dissipating blood stasis, it is forbidden for pregnant women. If the patient is allergic to the components of the drug or allergic to alcohol, the drug is contraindicated. It is recommended to follow the doctor’s instructions to rationally apply Yunnan Baiyao aerosol, pay attention to the daily routine in a cool place for proper preservation, do not use near the open fire and so on.