Cataracts that arise in younger people can have a variety of causes, including tumors and diabetes, as well as side effects from certain medications.

但由于各种原因，如肿瘤、糖尿病和某些药物的副作用，白内障也能发生在年青人中。

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The patterns change according to the antipsychotic drugs patients take and this may throw light on why some respond well to certain drugs, but others suffer severe side-effects.

根据病人所服用的精神病药物代谢物图案会发生变化，这有助于解答为什么某些药物对某些病人的疗效良好，而其他病人却经受严重的副作用。

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In certain ways, placebos are ideal drugs: they typically have no side effects and are essentially free.

从某些方面来看，安慰剂是理想的药物：他们通常没有副作用，而且基本上是免费的。

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But Mr Bryant said he believed "all drugs are dangerous" and the long-term side effects of certain drugs, such as cannabis, were only now coming to light.

BBC: Richard Brunstrom acknowledges his is a minority view

But William Boden, the University of Albany professor who ran AIM-HIGH, said it was too early to be certain which of the side effects seen in the study were due to niacin and which ones were due to laropiprant, the drug that Merck added to the combination.

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Some popular diabetes drugs come with side effects including weight gain, bone loss and even a small risk of certain cancers.

WSJ: New Strategies for Treating Diabetes