And while each new generation of skinny pills has so far proven more dangerous than effective-remember fen-phen and ephedra? -experts continue their search for a safe diet pill that works.

尽管至今为止，每一代减肥药都被证明其危险性比其效果大——还记得芬—芬和麻黄吗——但专家们还在继续研制“有效的”安全的减肥药。

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Instead of modeling his analyses on fen-phen, Krensavage points to a different dangerous drug: nicotine.

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Called lorcaserin, it stimulates production of serotonin, the same brain chemical that fen-phen did.

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In this case it was fen-phen, the diet drug with potentially devastating side effects.

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