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

我们会让苯肾上腺素的成像变红，因为我们知道它会让你充血。

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

但我不知道苯肾上腺素有什么问题。

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素并无缓解鼻塞的功效。

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

“10 毫克苯肾上腺素的效果并不比安慰剂好。”

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

总的来说，如果口服苯肾上腺素不起作用，还有什么更好的替代品吗？

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

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

It led to further similarly conclusive studies that phenylephrine was ineffective.

这导致了进一步类似的结论性研究，即苯肾上腺素是无效的。

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素。

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

她是本月早些时候做出苯肾上腺素无效决定的FDA顾问小组的专家。

The take-home messages are oral phenylephrine is inaffective as a nasal decongestant but safe.

带回家的信息是口服苯肾上腺素作为减充血剂是无效的，但安全。