We'll make phenylephrine red because we know it leaves you congested.

我们会让苯肾上腺的成像变红，因为我们知道它会让你充血。

Yep. Phenylephrine was actually approved in the 1970s, so it had been around a while.

是的。苯肾上腺实际上是在20世纪70年代获批的，所以它已经存在了一段时间了。

Exactly. So, more products started using phenylephrine.

没错。于是更多的产品开始使用苯肾上腺。

So by using the chemicals phenylephrine and tropicamide, they help to dilate that iris muscle so that I can actually see into the back of your eye.

所以通过使用化物质苯肾上腺和托吡卡胺，它们有助于扩张虹膜肌肉，这样我就可以真正看到你的眼睛后面。

Overall, though, if oral phenylephrine doesn't work, what should people use instead of it?

总的来说，如果口服苯肾上腺不起作用，还有什么更好的替代品吗？

And I always look to see if a decongestant like phenylephrine is in the capsule.

我总是看胶囊成分，是否含有像苯肾上腺这样的减充血剂。

They have known for decades that phenylephrine might not really work and it's just the process that's gotten in the way.

他们几十年前就知道苯肾上腺可能并没有真正起作用，只是这个过程阻碍了治疗。

So, the committee voted unanimously that oral phenylephrine is basically useless.

因此，委员会一致认为口服苯肾上腺并无缓解鼻塞的功效。

One of the most popular decongestant ingredients is phenylephrine.

减充血剂最常见成分之一是苯肾上腺。

By 1976, they'd convened a looser review and a panel recommended Phenylephrine as an oral, nasal decongestant.

到 1976 年，他们召了一个较为宽松的审查小组，并建议将苯肾上腺作为口服鼻塞解充血剂。

" 10 milligrams of phenylephrine works no better than a placebo."

“10 毫克苯肾上腺的效果并不比安慰剂好。”

They didn't review phenylephrine nasal sprays. Those might still be effective since they are going right into your nose.

他们没有审查苯肾上腺鼻腔喷雾剂的功效。这些成分可能仍然有效，因为它们直接进入了鼻腔。

She was on the recent FDA advisory panel earlier this month that made the decision that phenylephrine wasn't effective.

她是本早些时候做出苯肾上腺无效决定的FDA顾问小组的专家。

Where nasal congestion went down after taking pseudoephedrine and went like this for a placebo and phenylephrine.

服用伪麻黄碱后鼻塞减轻，服用安慰剂和苯肾上腺后鼻塞也减轻。

Taken from an FDA Zoom meeting these are the votes of FDA panel members on whether phenylephrine is effective.

摘自 FDA Zoom 会议这些是 FDA 小组成员对苯肾上腺是否有效的投票。

Scientists who advise the FDA recently concluded that phenylephrine, a common decongestant in cold medicines, doesn't work.

食品和药品管理局(FDA)的顾问科家最近得出结论：感冒药中常见的减充血剂苯肾上腺不起作用。

One of the most popular decongestant ingredients is phenylephrine. It's found in drugs like Sudafed PE, Benadryl Allergy D Plus Sinus, and Vicks Dayquil Cold and Flu Relief.

最流行的减充血剂成分之一是苯肾上腺。这种成分存在于像Sudafed PE, Benadryl Allergy D Plus Sinus和Vicks Dayquil Cold and Flu Relief等感冒药中。

And the panelists voting, they seemed a little mystified by how we got to a point where phenylephrine took over.

小组成员投票时，他们似乎有点困惑，为什么我们会走到苯肾上腺占据主导地位的地步。

So we talked about the Sudafed, that cold medicine, and how it was on the shelves, even though it was approved, phenylephrine, that's what it's called.

我们谈到了Sudafed这种感冒药，尽管它已经获得批准， 但仍被摆放在货架上，它的成分是去氧肾上腺。

But I didn't know there was anything wrong with phenylephrine.

但我不知道苯肾上腺有什么问题。