Rinat Neuroscience had an experimental drug that sharply reduced appetite in rodents.

里纳特神经科学生物技术公司（Rinat Neuroscience）曾研制过一种实验性药物，可以急剧地降低啮齿类动物的食欲。

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Since last April, 19 cancer patients whose liver tumors hadn't responded to chemotherapy have taken an experimental drug.

自从去年四月，19名未接受过化疗的肝癌病人已经服用了试验性的药品。

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But the failure nearly two years ago of torcetrapib, an experimental drug from Pfizer, spotlighted the risks of using drugs without long-term data.

差不多就在两年前，辉瑞公司一个试验性的药物torcetrapib的失败，使人们意识到没有长期资料支持就使用药品的风险。

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The exact cause is unknown. But in a recent study, an experimental drug showed signs of halting the disorder in laboratory mice.

VOA: special.2010.05.19

Last month,researchers reported that an experimental drug improved survival in a study of melanoma patients.

VOA: special.2010.07.06

The treatment is part of a national study that combines the drug Gemzar, traditionally used for pancreatic cancer, with an experimental drug.

VOA: standard.2010.01.12

Early trials of an experimental drug, called DNK333, have shown it can reduce asthma symptoms.

BBC: NEWS | Health | New weapon against asthma found

Then Gendron joined a clinical trial of an experimental drug last year and was startled by the results.

FORBES: Skin Deep

But then Memorial's Wolchok put her on an experimental drug called ipilimumab that aims to trigger the immune system.

FORBES: Magazine Article