Vaginal drug secretion of yellow things may be drug residue, may also be inflammatory secretion. 1. drug residue: women because of various diseases in the uterine cavity need to vaginal drug treatment, if the use of drugs yellowish color, most of the drugs into the vagina can not be fully absorbed, drug residue and be dissolved into a yellow liquid will be discharged from the body, manifested in the vaginal drug secretion of yellow substances. 2. Inflammatory secretions: when women are due to vaginitis, cervicitis and other gynecological inflammatory diseases for vaginal drug treatment, inflammatory cells will be discharged with the drug residue and leukorrhea, which secretes yellow inflammatory secretions. When a woman is treated with vaginal medication and produces abnormal discharge, it is recommended that she consult a doctor if she is experiencing any other discomfort.