OBJECTIVE：To observe the efficacy and safety of Fuyanxiao effervescent tablet in the treatment of damp-heat pouring downward syndrome of fungal vaginitis. METHODS： 80 patients with damp-heat pouring downward syndrome of fungal vaginitis were randomly divided into control group and observation group. Control group was given one Nystatin vaginal suppository， and the drug was given in the third day after the menstrual period ending， once every night； observation group was given one Fuyanxiao effervescent tablet， and the drug was given in the third day after the menstrual period ending， once every night. 2％-4％ Sodium bicarbonate solution was used for vulva cleaning before taking the medicine at night， then patients kept lying flat to let the medicine going into the vaginal depths. There were totally 3 treatment courses with 7 days each. During the treatment， sexual activities and antibiotics were prohibited. The clinical efficacy， TCM symptom scores， vaginal lactobacillus positive rate and recurrence rate before and after treatment， and incidence of adverse reactions in 2 groups were observed. RESULTS： There were no significant differences in the total effective rate， recurrence rate and incidence of adverse reactions （P＞0.05）. Before treatment， there were no significant differences in the TCM symptoms and vaginal lactobacillus positive rate（P＞0.05）； after treatment， TCM symptoms in 2 groups were significantly lower than before， genital itching， leucorrhea color-quality and lower abdomen pain in observation group were significantly lower than control group， vaginal lactobacillus positive rate in observation group were significantly higher than before and control group， the differences were statistically significant （P＜0.05）， and there was no significant difference in the vaginal lactobacillus positive rate（P＞0.05）. CONCLUSIONS： Fuyanxiao effervescent tablet shows good efficacy in the treatment of damp-heat pouring downward syndrome of fungal vaginitis and improve clinical symptoms， with no recurrence rate and good safety.