Methamphetamine (??ntr??t?d from N-methylamphetamine) is often a potent central n?rv?u? ???t?m (C.N.S.) stimulant th?t ?? primarily u??d ?? a r??r??t??n?l drug ?nd l??? ??mm?nl? ?? a next-line tr??tm?nt file?r notice d?f???t hyperactivity disorder and ?b???t?.Crystal m?th ?? made w?th th? ?ngr?d??nt ???ud???h?dr?n?, wh??h ?? found ?n m?n? chilly m?