Can the coarse salt used for hot compress be heated in the microwave?

Yes. Hot compress of coarse salt can be used to treat uterine diseases such as chronic adnexitis, pelvic inflammatory disease, pelvic organ inflammation, and fallopian tube inflammation. It can be heated in a pan, microwave oven, steamer, etc. But it should be noted that when heating in the microwave, water should be poured evenly on the cloth bag to prevent the bag from being smeared.