Can topical application of Glauber's salt reduce swelling?

People in modern society seem to have become very healthy, but in fact, diseases in real life have not decreased, and there is even a trend of increase. For example, people who usually work while standing will experience edema in their legs and feet every day. At this time, they need to find a correct way to reduce the swelling. So, as a medicinal material for clearing heat and reducing swelling, is it effective if it is used for external application to reduce swelling?

How to use Glauber's Salt for external application

Glauber's salt, also known as saltpeter, Glauber's saltpeter, saltpeter, and basin saltpeter, is the common name for sodium sulfate containing water of crystallization. It is a widely distributed sulfate mineral, which is a crystal formed by processing and refining the sulfate mineral Glauber's salt. Salty, bitter and cold in nature. It enters the stomach, lung, spleen, kidney, small intestine, triple burner, and large intestine meridians. It has the effects of purging heat and promoting bowel movements, moistening dryness and softening hard masses, clearing away fire and reducing swelling. It is used for constipation due to excess heat, dry and hard stool, abdominal pain due to accumulation of fat, and swollen and painful intestinal abscesses; it can also be used externally to treat breast abscesses and swollen and painful hemorrhoids.

External application of Glauber's salt can treat the following surgical diseases: subcutaneous swelling and pain caused by various reasons, as well as phlebitis, mastitis, and milk regurgitation. It is forbidden to use if the skin is broken.

Specific method: According to the size of the affected area, take an appropriate amount of Glauber's salt to cover the entire area of ​​the patient, with a thickness of 0.25 cm. Stir it evenly with cold water, apply it to the patient, and wrap it with gauze. When the medicine is dry, sprinkle it with cold water to keep it moist at all times. Change the medicine once a day. Generally, the swelling and pain will disappear in 3 days. If a breastfeeding woman wants to stop lactating, she can apply the above method on her breasts and the lactation will stop in about 2 to 3 days.

Method of external application of mirabilite to reduce swelling

Choose a towel or cloth with good breathability, preferably cotton, to make a bag (adjust the size according to needs). It is best to make one with a zipper. Put the Glauber's salt into the bag and place it on the affected area. When the Glauber's salt hardens, it needs to be replaced with a new one.