Q u an t i c at i on of Morp h i n e, C od ei n e, an d
poppy seed tea use was suspected. Previous studies have investigated morphine and codeine concentrations in biological specimens following controlled poppy seed administration (1416). However, there is no peerreviewed literature to date on extracting morphine, codeine, and thebaine from poppy seed coats in homebrewed poppy seed tea.