council decis septemb defin mta synthet drug made subject control measur crimin penalti jha council european union regard treati european union regard joint action jha june inform exchang risk assess control synthet drug articl thereof regard initi commiss report drawn basi articl joint action jha european monitor centr drug drug addict emcdda risk assess mta methylthioamphetamin methylthioamphetamin mta amphetamin deriv appear carri higher risk acut effect mdma methylenedioxymethamphetamin includ advers reaction overdosag european union number death fatal case requir hospitalis mta identifi constitut public health risk serval member state moment subject control member state mta potent psychoact agent list schedul unit nation convent psychotrop substanc pose threat public health compar substanc list schedul ii thereto appar therapeut member state traffick mta combin illeg substanc discov mta subject member state control measur crimin penalti provid legisl compli oblig unit nation convent psychotrop substanc respect substanc list schedul ii thereto decid articl member state measur accord nation law submit mta methylthioamphetamin methylthioamphetamin control measur crimin penalti provid legisl compli oblig unit nation convent psychotrop substanc respect substanc list schedul ii thereto articl member state accord subparagraph articl joint action jha measur refer articl month date decis take effect articl decis publish offici journal effect dai piblic brussel septemb council presid halonen oj