Figure 2From: A clinical evaluation of amlexanox oral adhesive pellicles in the treatment of recurrent aphthous stomatitis and comparison with amlexanox oral tablets: a randomized, placebo controlled, blinded, multicenter clinical trial The comparison of ulcer pain moderation between amlexanox group and placebo controlled group during follow-up reported by all patients'. *Mean pain score in the amlexanox group was significantly smaller compared with that of the placebo group, Mann-whitney U test. P * = 0.019; P** = 0.03.Back to article page