Fengyan fruit can be used as a traditional Chinese medicine, with certain drug efficacy and effect, but the spleen deficiency defecation should be prohibited for internal use. Fengyan fruit of the drug source for the paulownia family plant applesauce seeds, also known as Pimpinella fruit, Luo wangzi, its taste is sweet, warm, mainly has a warm stomach, insecticidal effect, can be used for regurgitation and vomiting, worms and abdominal pain, hernia, dysentery and other symptoms of the treatment, but the spleen should be prohibited from internal consumption of deficiencies in deficiencies of the spleen, so as not to aggravate spleen deficiency of the loose stools (feces dilute and not shaped) of the situation. Fengyan fruit can be decocted for internal use, or powdered for loose, can also be appropriate amount of calcined sex, powdered mixing application of external use, specific use is recommended under the guidance of a physician to identify the evidence, do not recommend blindly using their own herbal medicine, so as to avoid the use of improper medication, on the condition of the body to cause adverse effects.