new drug

noun

: a drug that has not been declared safe and effective by qualified experts under the conditions prescribed, recommended, or suggested in the label and that may be a new chemical formula or an established drug prescribed for use in a new way

Examples of new drug in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Letting the 5th Circuit’s decision stand could also reduce the incentives for companies to introduce new drugs, PhRMA argued. Theresa Gaffney, STAT, 8 May 2026 The term seeding trial first entered the medical literature in 1994, when then-commissioner of the Food and Drug Administration David Kessler and his colleagues described such studies as attempts to entice doctors to prescribe new drugs through trials that appear to serve little scientific purpose. Sukhun Kang, The Conversation, 6 May 2026 And the ability to do that is big business, especially for pharmaceutical companies who can lose billions of dollars when new drugs have made it through many phases of development only to be thwarted by a late-stage mutation or resistance. Matthew Kayser, USA Today, 29 Apr. 2026 China is leading the world in clinical trials for new drugs. Benjamin Guggenheim, Washington Post, 29 Apr. 2026 See All Example Sentences for new drug

Word History

First Known Use

circa 1951, in the meaning defined above

Time Traveler
The first known use of new drug was circa 1951

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Cite this Entry

“New drug.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/new%20drug. Accessed 15 May. 2026.

Medical Definition

new drug

noun
: a drug that has not been declared safe and effective by qualified experts under the conditions prescribed, recommended, or suggested in the label and that may be a new chemical formula or an established drug prescribed for use in a new way
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