from this series have come the clinically useful non-steroidal anti-inflammatory agents , flufenamic acid ( arlef ) , mefenamic acid ( ponstel ) , and the latest and most potent agent , n- ( 2,6-dichloro-m-tolyl ) anthranilic acid ( meclofenamic acid , meclomen = the sodium salt ) .
C0025152
mefenamic acid
C0699209
ponstel