2,6-Di-tert-butyl-4-(5-ethoxy-1,3,4-thiadiazol-2-yl)phenol
PMI-001 is a stand-alone, disease-modifying, anti-rheumatic drug (DMARD) being developed by Phytomedics Inc. It is an extract of the roots of an undisclosed perennial shrub which interferes with the production of IL-2 and COX-2 proteins, for the potential treatment of autoimmune diseases, such as rheumatoid arthritis, lupus erythematosus and psoriasis.