There is no record that Xia Gu Cao can be used clinically to kill cancer cells. Xia Gu Cao has the effects of clearing liver fire, brightening eyes, dispersing knots and reducing swelling, and is often used for red eyes and swelling pain, headache and dizziness. Xia Gu Cao is the dried fruit spikes of Xia Gu Cao, family Labiatae. It is a heat-clearing and fire-dispersing (removing heat and fire from the body) medicine. Xiaku Cao enters the liver meridian and gallbladder meridian. Xia Gu Cao is pungent, bitter and cold in nature. Xia Gu Cao can be used both internally and externally. Xia Gu Cao has the effects of clearing the liver and fire, brightening the eyes, dispersing knots and subduing swelling. It is clinically used in the treatment of eye redness and swelling pain, eyeball night pain, headache and dizziness, gall tumor (equivalent to thyroid tumor), scrofula (mainly refers to the neck lymph node tuberculosis), carbuncle, breast fetish (painful lumps in the breasts, which are closely related to menstrual cycle and emotional changes, equivalent to breast hyperplasia), and breast distension and pain. Caution should be taken to avoid the use of Xia Ku Cao for those with weak spleen and stomach. Adverse effects of Xia Ku Cao are not known. If needed, please use under the guidance of a professional Chinese medicine practitioner.