VANCOUVER, British Columbia, Aug. 27, 2020 (GLOBE NEWSWIRE) -- Champignon Brands Inc. (CSE: SHRM) (the “Company” or “Champignon”) is expanding its rapid-onset treatment service for major depressive disorder (“MDD”). Champignon will offer esketamine for the treatment of adults with MDD at its flagship clinic starting in September 2020. Ketamine was declared a breakthrough treatment for depression by the US Food and Drug Administration (“FDA”). In May 2020, Health Canada approved esketamine for the treatment of MDD.