When ingested, the body breaks it down into the active drug psilocin, which makes its way to the brain.

摄入后，身体将其分解为活性药物裸头草辛，而它能进入大脑。

It came from a growth promotion drug in feed that has since been suspended by the FDA. In another study, Nachman's team found that some chicken feather meal contain small amounts of the active drugs in Tylenol, Benadryl and Prozac.

它来自于饲料中的一种生长促进药物，后来被FDA暂停使用。在另一项研究中, Nachman的研究小组发现，一些鸡毛粉含有少量的泰诺、苯那君和百忧解的活性药物。

And the pharmacologic data side indicated that when you take oral phenylephrine, most of it is metabolized to inactive forms, so very little of the active drug—in fact, one percent, based on FDA data—actually gets into the blood.

Le：药理学数据方面表明，当您服用口服去氧肾上腺素时，大部分会被代谢为非活性形式，因此活性药物的含量极少（根据 FDA 数据，实际上只有 1%）真正进入血液。