Both magnesium sulfate and dandelion hot compresses can treat swelling and pain due to inflammation, and both have their own benefits. 1. Magnesium sulfate is a kind of hypertonic salt solution, with hypertonicity, anti-inflammatory, swelling and other efficacy role. Magnesium sulfate makes use of local high osmotic pressure to make local inflammatory edema, tissue cells in a dehydrated state, to achieve the role of relieving swelling and pain. Used in the treatment of mastitis, lymphadenitis and other diseases with good results. 2. Dandelion hot compress has the function of clearing away heat and detoxification, subduing swelling and dispersing lumps, diuretic and diaphoretic (improving the problem of dribbling urine, and the problem of small amount of urine not being able to pass). It is used for furuncle and poison, breast carbuncle, scrofula (mainly refers to neck lymph node tuberculosis), damp-heat jaundice. Dandelion is used externally and pounded to treat diseases such as breast carbuncle, carbuncle (a poisonous sore, an acute suppurative disease occurring on the surface of the body, limbs, and internal organs) on the back of the hair or born on the head and neck. There is no difference between the two medicines in terms of their use and treatment of the disease, so there is no difference between good and bad. You can choose the best medicine and treatment method under the guidance of your doctor according to the different conditions.