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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Then there was the commercial for Viagra, then a new drug in need of a spokesman in 2002. Mac Engel july 24, Fort Worth Star-Telegram, 24 July 2026 Then again, allowing American companies to sell BPC-157 for human use could create the impression that the peptide, which hasn’t passed through the rigorous process the FDA uses to approve new drugs, nonetheless has the agency’s blessing. Tom Bartlett, The Atlantic, 24 July 2026 Now, a new drug called Lipfendra (enlicitide)—the first oral form of PCSK9 inhibitor—offers another option. Fran Kritz, Verywell Health, 24 July 2026 On the mental health side, the agency issued priority reviews for promising psychedelic medications and oversaw the first investigational new drug clearance for a noribogaine compound. Avik Roy, Forbes.com, 22 July 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 3 Aug. 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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