Cr??k ?????n? as ??ld within the streets may possibly b? adulterated or “?ut” w?th other substances m?m??k?ng th? ?????r?n?? of ?r??k ?????n? t? ?n?r???? bulk. U?? ?f t?x?? ?dult?r?nt? this sort of ?? levamisole h?? b??n d??um?nt?d. C????n? ?? ?dd??t?v? du? t? ?t?