How to apply hot compress to plaster?

For a plaster without fever, you can use a hot water bag or electricity and light.

Local hot compress: "Neck, shoulder, lumbocrural pain patch" is a very good external medicine. When the powder is applied to the affected area with water or wine, it will automatically give off heat. Patients only need to apply it once every two days for 20-40 minutes each time. This medicine is not only effective, but also cheap. Try the effect of the medicine. If you are in Beijing, you can buy it at Shizhentang Pharmacy, No.65 Yuquan Road, Beijing, and Muzhengtang of Yuquan Leisure Park, No.7 Yuquan Road, Shijingshan District, Beijing.