Pientzehuang itself has no therapeutic effect on gastric cancer, but if gastric cancer patients are recognized as heat, toxicity and blood stasis, they can take Pientzehuang under the guidance of physicians for auxiliary treatment. Pientzehuang belongs to Chinese patent medicine, which is composed of cowhuang, musk, panax pseudoginseng and snake gall, and has the efficacy of clearing away heat and detoxicating (clearing away heat and toxicity in the body), cooling blood and removing blood stasis, and subduing swellings and relieving pain (eliminating swelling and pain). This product can be used for acute and chronic viral hepatitis caused by heat, poison and blood stasis, carbuncle (a kind of poisonous sore, acute suppurative disease occurring on the body surface, limbs and internal organs), furuncle (a kind of sore occurring on the limbs or face, with a small shape and deep root, as hard as a nail), bruises and so on. The adverse reaction of Pientzehuang is not clear. Note that people who are allergic to this product are forbidden to use it, people with allergic constitution are cautious to use it, pregnant women are forbidden to take it, and if there is no improvement of the symptoms or aggravation of the condition after taking it for 3 days, the medication should be suspended and go to the hospital for consultation. Avoid spicy and greasy food during the period of medication. This product does not have the function of treating gastric cancer, if gastric cancer patients are identified as heat, toxicity and blood stasis, they can take Pientzehuang as auxiliary treatment under the guidance of physicians to help relieve the uncomfortable symptoms. If there is a need for medication, it should be carried out under the guidance of doctor’s diagnosis and should not be used blindly on its own to avoid adverse consequences.