The difference between Yunnan Baiyao tincture and Yunnan Baiyao aerosol is the dosage form and method of use. 1. The dosage form is different: Yunnan Baiyao tincture is a reddish brown liquid tincture. Yunnan Baiyao aerosol is a yellowish to yellowish brown liquid spray. 2. Usage: Yunnan Baiyao tincture is used orally, or appropriate amount of external rubbing the affected area. Yunnan Baiyao aerosol is used externally, sprayed on the affected area, prohibited internal use. Both Yunnan Baiyao tincture and Yunnan Baiyao aerosol have the effect of dispersing blood stasis and activating blood circulation, reducing swelling and relieving pain (eliminating swelling and pain). Both can be used for rheumatism, musculoskeletal and joint pain, bruises, muscle aches and pains. Pay attention to avoid eating fava beans, fish, sour and cold food after taking the medicine. This product is prohibited for those who are allergic to it, pregnant women, alcohol allergy, broken skin and mucous membranes, pus; adverse reactions can cause allergic rashes. The use of Yunnan Baiyao tincture or Yunnan Baiyao aerosol treatment of disease, should go to the hospital under the guidance of the doctor according to the condition and personal circumstances.