纪录片《药物依赖》 第24期：是药三分毒

（单词翻译）

The discovery of undesired effects is, however,

然而 药物出现不理想的作用

intrinsic to the experimental nature of medicine.

也是源于药物试验性的本质

Clinical trials are done on thousands of people,

临床试验在几千人身上进行

but some side effects are only found

然而有些副作用

when hundreds of thousands take them,

只有上百万的人服用以后

when the drug comes to the market.

也就是药物进入市场之后才会被发现

You might start picking up side effects

你可能会出现一些副作用

that you couldn't have anticipated,

可能是一些意料之外的

that you didn't know, that are relatively¹ rare

你不了解的 很罕见的副作用

but nonetheless can sometimes be important.

却有可能很重要

Drug development is an ongoing² clinical trial

药物发展就是在不断的进行临床试验

in which we all play a part.

我们都是试验的一份子

There's no such thing as a totally safe medicine.

是药三分毒

There's no such thing as a

根本没有一种药物

medicine that we know absolutely everything about

我们能了解它的一切

and therefore there is some uncertainty³, and that persists.

因此有一些不确定因素 且将持续存在

Because this goes to the heart of what medicines are.

因为这源于药物的本质

When you make a medicine,

你在制造药物的过程

you're trying to disrupt a fundamental biological process.

你要试图打乱基本的生物进程

That's a pretty profound change.

这是个复杂的变化