<qa>  What is a sage-based mouthrinse?A sage-based mouthrinse Dr. Hauschka Med, Mundspülung Salbei, WALA Heilmittel GmbH, Dorfstraße 1, 73087 Bad BollEckwälden, Germany is less or equal effective in alleviating inflammatory signs of intra-oral mucosa and gingiva than an wateralcohol-based taste adjusted placebo. 