桃仁は小毒があり、腸の乾燥と便秘、産後の腹痛、咳喘息などの治療に用いることができる。 Peach kernel is bitter, sweet, neutral in nature, with small poison, belonging to the heart, liver and large intestine meridians, it has the effect of moistening the intestines and relaxing the bowels, invigorating blood circulation, eliminating blood stasis, relieving cough and calming asthma (stopping cough and calming wheezing), and it can be used for the treatment of blood stasis and menstrual occlusion, dysmenorrhoea, postpartum abdominal pain with stagnation and stagnation, bruises, pain, obstruction in the abdomen, plaques, lung carbuncle, intestinal constipation and cough and asthma, etc. It can be used in the treatment of pregnant women and those who suffer from spleen deficiency, loose stool (thin and unformed feces). 妊婦や脾虚、緩便（便が細く、形が整っていない）の人は使用に注意が必要である。 不快な症状が出た場合は、自己判断で薬を選ぶのではなく、早めに医師に相談し、医師の診断のもとで薬を選び、症状を長引かせないようにする必要がある。