There is no authoritative information on how long to cook the cannon epiphyllum without poison, usually cannon epiphyllum needs to be boiled for 30~40 minutes. Cannonball epiphyllum is made by concocting epiphyllum, which has the effects of returning yang to save the body (saving fainting, unconsciousness, etc. by warming and tonifying yang), tonifying fire to help yang (replenishing yang qi in the body), dispersing cold and relieving pain (relieving pain by dispelling the cold evil in the body). Cannon Fungus is used for treating deficiency of dead yang, cold limbs and weak pulse, deficiency of heart yang, chest paralysis (stuffy pain in the chest), heart pain, vomiting and diarrhea with deficiency cold, cold pain in the epigastric region (feeling cold pain in the stomach and abdomen), deficiency of kidney yang (deficiency of yang qi in kidneys), impotence with cold in the uterus, cold in yin with oedema, external sensation of yang deficiency, and paralysis with cold and dampness. It is contraindicated in yin deficiency and hyperactivity of yang (deficiency of yin fluid and hyperactivity of yang qi) and pregnant women; it is not suitable to use Cannonical Epiphyllum in conjunction with Semen Armeniacae, Psoralea Guajava, Phellodendron Bidentatae, Phellodendron Zedoariae, Phellodendron Bidentatae, Phellodendron Bidentatae, and others. It is recommended to use the artillery epiphyllum under the guidance of a doctor, and not to decoct the artillery epiphyllum for use without authorization, so as not to have adverse effects on the body.