Sanjin Tablet is a common gynecological drug, which belongs to the Chinese patent medicine, with the effect of diuretic and laxative, clearing heat and dampness, mainly used for the treatment of urinary tract infections in women caused by urinary urgency, painful urination and frequent urination. It is possible to take Sanjin tablets during breastfeeding, which have fewer side effects and are safe to take during breastfeeding, under the guidance of a doctor, and drink more water during the medication. If the urinary tract infection is serious, antibiotics must be used to achieve the therapeutic effect, breastfeeding women can not take antibiotics without permission, should go to the hospital for urine routine and other related tests, and then symptomatic treatment. During the treatment period, you should pay attention to rest, keep warm, do not eat spicy and stimulating food, disinfect the intimate clothing, avoid intercourse, and prohibit private medication, otherwise it will affect the baby breastfeeding.