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
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In 2015, he was charged with new drug offenses in Nova Scotia. Jackson Thompson, FOXNews.com, 23 Jan. 2026 The startup is part of a group of biotech companies trying to use machine learning and artificial intelligence to research and devise new drugs. Nicholas Gordon, Fortune, 22 Jan. 2026 But another is finding new drugs against resistant microbes. Alex Knapp, Forbes.com, 22 Jan. 2026 Researchers believe this clarity could reveal new drug targets. Aamir Khollam, Interesting Engineering, 22 Jan. 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 30 Jan. 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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