You can take Gynecomastia capsules during breastfeeding, but it is recommended to use them under the guidance of a doctor, because this drug is mainly for the treatment of cervicitis, pelvic inflammatory disease, endometrial inflammatory disease and adnexal inflammatory disease, and it will not affect the breastfeeding of the baby or the secretion of milk when taken during breastfeeding. This drug should be applied under the guidance of a doctor, mainly because it can be used only after a clear diagnosis is made, and after half a month of continuous use it should be checked at a hospital to see if the original inflammation has been cured. It is best not to have sex during the period of the drug, and to eat a lighter diet, not to eat greasy food, so as not to affect the efficacy of the drug. In addition, do not eat spicy and sour food, stimulating food, and must be given a review after the use of the drug.