Whether or not there is any specific effect on pregnancy during the drinking of herbs has a lot to do with the ingredients of the herbs. If the herbal medicine has the ingredients of activating blood circulation and removing blood stasis, it may cause miscarriage, and may also affect the growth and development of the embryo, or even cause deformities. Any drug is not absolutely safe, may affect the embryo, so from the eugenics point of view is not recommended, if you want this baby very much, can only be in the pregnancy of regular pregnancy test, early blood test HCG, progesterone value, do pelvic ultrasound, pelvic ultrasound in the middle and late stages of the pelvic cavity on a regular basis, if you find an abnormality, you also need to do non-invasive DNA, or amniocentesis detector test, so that you can be clearly diagnosed. If the results of the examination are not problematic, the pregnancy can continue. If the results are abnormal, abortion or induction of labor is necessary.