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.
Emily's Entourage For the vast majority of cystic fibrosis patients, new drugs have been life-changing, transforming a debilitating lung disease into a manageable condition. — Gerry Smith, CNBC, 9 Oct. 2026 The company — led by Nobel Prize winner and former Google DeepMind CEO Demis Hassabis — hopes the new investment will accelerate its push to develop new drugs. — Jeronimo Gonzalez, semafor.com, 8 Oct. 2026 But only Brecken has received a promising new drug to treat the condition. — Theresa Gaffney, STAT, 7 Oct. 2026 The field of obesity and diabetes medicine is evolving fast during the GLP-1 era as scientists work to develop new drugs. — Emily Kay Votruba, EverydayHealth.com, 2 Oct. 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

Browse Nearby Words

Cite this Entry

“New drug.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/new%20drug. Accessed 13 Oct. 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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster