英语词汇“orphan drug”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	orphan drug
释义	orphan drug noun A synthetic pharmaceutical which remains commercially undeveloped.These drugs are called orphan drugs and are allowed to have less premarketing testing.... One medical gas, nitric oxide, has been licensed as an orphan drug and increased in price. In fact Glutathione is an orphan drug for the treatment of AIDS-associated cachexia.
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