[Research of compound cyclosporin A mouthwash in the treatment of oral lichen planus].

Thirty patients of oral lichen planus(OLP) were treated with compound CyA mouthwash, while the control group was treated with KouTai. The results showed that the rate of success and total rate of success of patients treated with compound CyA mouthwash were 63 percent and 97 percent respectively, but those of the control group treated with kouTai were 10 percent and 63 percent respectively. There was a statistically significant difference(P < 0.01). No side-effects were found. The mouthwash is an effective, safe and local drug used in the treatment of OLP.