Boiling water with wormwood and pepper can fumigate and wash genitals. Soaking feet with Chinese prickly ash has the effect of warming the middle warmer and dispelling cold. Folium Artemisiae Argyi is warm, and has the functions of warming meridians to stop bleeding, dispelling cold and relieving pain, eliminating dampness and relieving itching. It is mostly used to treat menstrual diseases such as metrorrhagia and metrorrhagia, warming channels to stop bleeding, prevent miscarriage, treat colds, cough and wheezing, and has the functions of relieving cough, resolving phlegm and relieving asthma.