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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The protocol for giving new drugs is generally based on evidence seen in animal models and then in human trials, says Mattias Wieloch, a cardiologist and medical head of the type 1 diabetes program in North America at Sanofi, the company that manufactures teplizumab as Tzield. Tara Haelle, Scientific American, 14 Oct. 2025 There is also hope of breakthroughs to help create new drugs. Hannah Millington, MSNBC Newsweek, 14 Oct. 2025 The logic is sound for a business that relies on the skill and ideas of its people to find and develop new drug candidates, which is vital for long-term growth in pharmaceuticals. Jessica Coacci, Fortune, 9 Oct. 2025 Despite this, the study does add to a growing body of evidence that supports personalized nutrition plans for bolstering cancer treatment, and paves the way for new drugs targeting the processes affected by these fatty acids to enhance γδ-T cell therapies. New Atlas, 9 Oct. 2025 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 24 Oct. 2025.

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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