Tokyo, July 24, 2006 (JCN) - Tanabe Seiyaku launched Methotrexate tablets 2mg TANABE (generic name: methotrexate), an anti-rheumatic drug for the indication of rheumatoid arthritis (RA) only if there is no indication of improvement when conventional treatment therapies such as nonsteroidal anti-inflammatory agents and other anti-rheumatic agents are used, on July 21.