Hello, generally speaking, the side effects of gynecological Qianjin tablets are not great. If menstruation is delayed after taking medicine, it may also be caused by drugs that are not symptomatic. There are gynecological diseases that need professional gynecological examination, and medication should be taken after examination. Abnormal leucorrhea is usually related to gynecological inflammation. But if the type of inflammation is not clear. Gynecological Qianjinpian, which can't be used easily, is good, but it is not suitable for everyone's physical condition.