In early pregnancy, if the secretion is yellow, mostly due to the following reasons: 1, early pregnancy estrogen progesterone content increases, stimulate the cervical glands to increase secretions, so there may be secretions of yellow sex change; 2, combined gynecological inflammation, various types of vaginitis, such as trichomoniasis, mycosis fungoides, or bacterial vaginosis, there can be an increase in the secretion, and the color of yellow, if at the same time If there is vulvar itching, it is recommended to go to the hospital to check the leukorrhea routine, to clarify the specific type of inflammation, because just pregnant can not be vaginally inserted drugs, can be applied to gynecological detergent to wash the vulva, such as Gelatin, Phellodendron Bark Detergent, Red Kernel Detergent, Bitter Ginseng Detergent, but pay attention to not be able to carry on the vaginal douche to avoid stimulation of cervical symptoms of miscarriage, and at the same time pay attention to the usual should be wearing pure cotton, breathable underwear.