Vaginitis treatment for three cycles, if three cycles are in the local use of drugs, then it is not recommended to have intercourse. Because in the vagina during the use of drugs, coitus may lead to the weakening of the effect of drugs, affecting the process of treatment; if the more serious cases, may also occur cross-infection, affecting the sexual partner. Vaginitis treatment period is required to prohibit sexual intercourse, to avoid aggravation of symptoms, usually also pay attention to cleanliness and hygiene habits, in the treatment of the period diligently change underwear, keep the vulva clean and dry. If the vaginal medication has been carried out during coitus, the need to wash the vulva in a timely manner, to observe the changes in symptoms, if there is an increase in the importance of timely medical treatment; at the same time, the sexual partner should also see if they have symptoms, if abnormal symptoms occur, to timely consultation, to avoid delaying the condition.